Anatomy and Physiology Videos

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Functions of Red Blood Cells, White Blood Cells & Platelets
Functions of Red Blood Cells, White Blood Cells & Platelets
599K
Muscle Origin and Insertion: Definition and Actions
Muscle Origin and Insertion: Definition and Actions
480K
What Is Epithelial Tissue? - Function, Types & Structure
What Is Epithelial Tissue? - Function, Types & Structure
469K
The Sympathetic and Parasympathetic Nervous Systems
The Sympathetic and Parasympathetic Nervous Systems
418K
Protein Digestion and Absorption Process
Protein Digestion and Absorption Process
414K
Oogenesis: How the Female Reproductive System Produces Eggs
Oogenesis: How the Female Reproductive System Produces Eggs
328K
Renin Angiotensin Aldosterone System (RAAS): Pathway, Functions & Terms
Renin Angiotensin Aldosterone System (RAAS): Pathway, Functions & Terms
319K
Lipids Digestion and Absorption
Lipids Digestion and Absorption
307K
The Cardiac Cycle: Phases, Explanation & Terms
The Cardiac Cycle: Phases, Explanation & Terms
280K
Types of Neurons: Sensory, Afferent, Motor, Efferent & More
Types of Neurons: Sensory, Afferent, Motor, Efferent & More
270K
Regulation of Blood Pressure: Short Term Regulation & Baroreceptors
Regulation of Blood Pressure: Short Term Regulation & Baroreceptors
264K
The Structure and Function of Neurons
The Structure and Function of Neurons
244K
Carbohydrate Digestion and Absorption: Process & End Products
Carbohydrate Digestion and Absorption: Process & End Products
213K
The Human Circulatory System: Parts and Functions
The Human Circulatory System: Parts and Functions
218K
Blood Vessel Layers: Tunica Intima, Tunica Media & Tunica Adventitia
Blood Vessel Layers: Tunica Intima, Tunica Media & Tunica Adventitia
203K
Hormones: Definition, Function & Intro to the Endocrine System
Hormones: Definition, Function & Intro to the Endocrine System
200K
Hormones of the Anterior Pituitary Gland: Names & Functions
Hormones of the Anterior Pituitary Gland: Names & Functions
203K
Blood Types: ABO System, Red Blood Cell Antigens & Blood Groups
Blood Types: ABO System, Red Blood Cell Antigens & Blood Groups
199K
Small Intestine: Nutrient Absorption and Role In Digestion
Small Intestine: Nutrient Absorption and Role In Digestion
193K
The Gallbladder & Liver: Function & Role in Digestion
The Gallbladder & Liver: Function & Role in Digestion
189K
Skeletal System and Muscular System
Skeletal System and Muscular System
184K
External and Internal Respiration in the Lungs: Definition & Process
External and Internal Respiration in the Lungs: Definition & Process
194K
What is Cartilage? - Definition, Types & Function
What is Cartilage? - Definition, Types & Function
184K
What Is the Pancreas? - Function, Enzymes & Role in Digestion
What Is the Pancreas? - Function, Enzymes & Role in Digestion
184K
Isometric and Isotonic Contraction: Definition and Examples
Isometric and Isotonic Contraction: Definition and Examples
181K
The Neuromuscular Junction: Function, Structure & Physiology
The Neuromuscular Junction: Function, Structure & Physiology
175K
Homeostasis and Temperature Regulation in Humans
Homeostasis and Temperature Regulation in Humans
161K
Movement Through the Small Intestine: Peristalsis, Segmentation & Pendular Movement
Movement Through the Small Intestine: Peristalsis, Segmentation & Pendular Movement
151K
Heart Rate, Cardiac Output & Stroke Volume
Heart Rate, Cardiac Output & Stroke Volume
149K
The Renal Tubule: Definition, Function & Terms
The Renal Tubule: Definition, Function & Terms
153K
Anatomy of the Throat and Esophagus
Anatomy of the Throat and Esophagus
144K
The Placenta and the Fetus: Structure and Function
The Placenta and the Fetus: Structure and Function
144K
Hormones of the Testes and Ovaries: Functions & Anatomical Features
Hormones of the Testes and Ovaries: Functions & Anatomical Features
139K
Bone Growth & Development Factors: Endochondral Ossification
Bone Growth & Development Factors: Endochondral Ossification
135K
Cross-sectional, Longitudinal & Sequential Designs: Advantages & Disadvantages
Cross-sectional, Longitudinal & Sequential Designs: Advantages & Disadvantages
135K
Carbon Dioxide Transport in the Blood
Carbon Dioxide Transport in the Blood
144K
Planes of the Human Body: Definition, Anatomy & Diagram
Planes of the Human Body: Definition, Anatomy & Diagram
130K
Electrocardiogram (ECG): Definition & Wave Types
Electrocardiogram (ECG): Definition & Wave Types
132K
The Nephron: The Glomerulus's Major Structures and Functions
The Nephron: The Glomerulus's Major Structures and Functions
129K
Blood Vessels: Arteries, Capillaries & More
Blood Vessels: Arteries, Capillaries & More
128K
Anatomy of the Heart: Blood Flow and Parts
Anatomy of the Heart: Blood Flow and Parts
129K
Sensory Nerves: Types and Functions of Sensors and Receptors
Sensory Nerves: Types and Functions of Sensors and Receptors
126K
Steroids: Structure & Function
Steroids: Structure & Function
129K
Female Reproductive System: Internal Anatomy
Female Reproductive System: Internal Anatomy
126K
Parts of the Brain Stem: The Medulla Oblongata and Pons
Parts of the Brain Stem: The Medulla Oblongata and Pons
122K
How are Nutrients Transported Around the Body?
How are Nutrients Transported Around the Body?
124K
Length-Tension Relationship in Skeletal Muscle
Length-Tension Relationship in Skeletal Muscle
118K
Neuroglia: Function & Definition
Neuroglia: Function & Definition
118K
External Genital Development in Males and Females
External Genital Development in Males and Females
112K
How the Kidneys Regulate Acid Base Balance
How the Kidneys Regulate Acid Base Balance
116K
Fertilization and Zygote Formation: Definition and Processes
Fertilization and Zygote Formation: Definition and Processes
111K
Major Skeletal Muscle Functions
Major Skeletal Muscle Functions
113K
Rectum, Functions of the Large Intestine & Water Absorption
Rectum, Functions of the Large Intestine & Water Absorption
113K
Gas Exchange: Diffusion & Partial Pressure Gradients
Gas Exchange: Diffusion & Partial Pressure Gradients
115K
Sperm's Journey from the Testes to Urethral Orifice
Sperm's Journey from the Testes to Urethral Orifice
104K
Hormones of the Placenta: Estrogen, Progesterone & hCG
Hormones of the Placenta: Estrogen, Progesterone & hCG
107K
Physiology of the Stomach and Gastric Juices
Physiology of the Stomach and Gastric Juices
103K
Gas Exchange in the Human Respiratory System
Gas Exchange in the Human Respiratory System
97K
What Is the Pituitary Gland? - Functions, Hormones & Hypothalamus
What Is the Pituitary Gland? - Functions, Hormones & Hypothalamus
96K
Male Reproductive System: Functions, Organs & Anatomy
Male Reproductive System: Functions, Organs & Anatomy
100K
Human Skin: Layers, Function & Structure
Human Skin: Layers, Function & Structure
95K
Rh Blood Group, Rh Factor & Erythroblastosis Fetalis
Rh Blood Group, Rh Factor & Erythroblastosis Fetalis
94K
Types of Connective Tissue
Types of Connective Tissue
93K
Muscle Twitch, Wave Summation & Muscle Tension
Muscle Twitch, Wave Summation & Muscle Tension
93K
The Respiratory Surface and Gas Exchange Efficiency
The Respiratory Surface and Gas Exchange Efficiency
95K
Types of Muscle Tissue: Skeletal, Cardiac & Smooth
Types of Muscle Tissue: Skeletal, Cardiac & Smooth
91K
Regulation of Heart Rate and Stroke Volume
Regulation of Heart Rate and Stroke Volume
89K
Multicellular Organisms, Tissues and Epithelium
Multicellular Organisms, Tissues and Epithelium
93K
The Central and Peripheral Nervous Systems
The Central and Peripheral Nervous Systems
86K
Function of Pleural Cavities and Pleural Membranes
Function of Pleural Cavities and Pleural Membranes
88K
Functions of the Nervous System
Functions of the Nervous System
90K
What is the Small Intestine? - Anatomy and Functions
What is the Small Intestine? - Anatomy and Functions
86K
The Three Stages of Labor: Dilation, Expulsion & Placental
The Three Stages of Labor: Dilation, Expulsion & Placental
85K
Anatomical Directional Terminology: Anterior, Posterior and More
Anatomical Directional Terminology: Anterior, Posterior and More
83K
What is the Glomerular Filtration Rate? - Definition, Function & Terms
What is the Glomerular Filtration Rate? - Definition, Function & Terms
86K
Total Peripheral Resistance & Blood Flow Regulation
Total Peripheral Resistance & Blood Flow Regulation
80K
The Sarcomere and Sliding Filaments in Muscular Contraction: Definition and Structures
The Sarcomere and Sliding Filaments in Muscular Contraction: Definition and Structures
80K
Adrenal Glands: Epinephrine, Norepinephrine & Stress Adaptation
Adrenal Glands: Epinephrine, Norepinephrine & Stress Adaptation
79K
The Uterine Cycle: Phases and Endometrial Changes
The Uterine Cycle: Phases and Endometrial Changes
81K
Muscular Contraction: Cross-Bridge Formation
Muscular Contraction: Cross-Bridge Formation
79K
Shoulder Muscles: Anatomy, Support & Movement
Shoulder Muscles: Anatomy, Support & Movement
76K
The Uterus and Uterine Wall: Structure and Parts
The Uterus and Uterine Wall: Structure and Parts
81K
Functions of the Lymphatic System
Functions of the Lymphatic System
72K
Receptors of the Back of the Eye: Retina, Rods, Cones & Fovea
Receptors of the Back of the Eye: Retina, Rods, Cones & Fovea
70K
The Myelin Sheath, Schwann Cells & Nodes of Ranvier
The Myelin Sheath, Schwann Cells & Nodes of Ranvier
70K
Fibrous Connective Tissue: Function & Types
Fibrous Connective Tissue: Function & Types
70K
Pineal Gland, Functions, Melatonin & Circadian Rhythm
Pineal Gland, Functions, Melatonin & Circadian Rhythm
70K
Major Bones of the Skull: Names and Location
Major Bones of the Skull: Names and Location
70K
Childbirth: The Role of Hormones in Labor and Delivery
Childbirth: The Role of Hormones in Labor and Delivery
69K
Circulatory System II: The Human Vascular System
Circulatory System II: The Human Vascular System
65K
How the Kidneys Regulate Water Balance
How the Kidneys Regulate Water Balance
65K
Anatomical Directional Terminology: Lateral, Medial & More
Anatomical Directional Terminology: Lateral, Medial & More
63K
Anatomy of a Bone: Parts, Marrow & Types
Anatomy of a Bone: Parts, Marrow & Types
64K
Gross Anatomy of the Airway and Lungs: Conducting & Respiratory Zones
Gross Anatomy of the Airway and Lungs: Conducting & Respiratory Zones
64K
Male Reproductive System: Accessory Gland Functions
Male Reproductive System: Accessory Gland Functions
65K
Innate Immunity: Inflammation, Neutrophils & Natural Killer Cells
Innate Immunity: Inflammation, Neutrophils & Natural Killer Cells
61K
What is a Neuron? - Definition, Parts & Function
What is a Neuron? - Definition, Parts & Function
59K
Parts of the Brain
Parts of the Brain
57K
Embryo Implantation and Placenta Formation
Embryo Implantation and Placenta Formation
56K
Brain Structures and Functions Part I
Brain Structures and Functions Part I
56K
Gas Transport: Oxygen and Hemoglobin
Gas Transport: Oxygen and Hemoglobin
57K
Skeletal Muscle Organization: Connective Tissue and Layers
Skeletal Muscle Organization: Connective Tissue and Layers
56K
The Brain Hemispheres: Left Brain/Right Brain Communication and Control
The Brain Hemispheres: Left Brain/Right Brain Communication and Control
56K
The Skeletal System: Function and Terms
The Skeletal System: Function and Terms
55K
Types of Joint Movement & Tissue Structure and Function
Types of Joint Movement & Tissue Structure and Function
53K
Pancreas: Functions, Anatomy & Insulin Production
Pancreas: Functions, Anatomy & Insulin Production
54K
The Five Classes of Antibodies
The Five Classes of Antibodies
52K
How Ventilation Muscles Cause Inspiration and Expiration
How Ventilation Muscles Cause Inspiration and Expiration
54K
Heartbeat and Heart Contraction Coordination
Heartbeat and Heart Contraction Coordination
53K
Bones of the Leg and Foot: Names, Anatomy & Functions
Bones of the Leg and Foot: Names, Anatomy & Functions
53K
External Anatomy of the Female Reproductive System
External Anatomy of the Female Reproductive System
58K
Major Blood Vessels That Carry Blood Away From the Heart
Major Blood Vessels That Carry Blood Away From the Heart
50K
Follicular Phase of the Ovarian Cycle
Follicular Phase of the Ovarian Cycle
51K
Cerebrospinal Fluid in the Brain: Functions & Production
Cerebrospinal Fluid in the Brain: Functions & Production
50K
Positive and Negative Feedback in the Sympathetic and Parasympathetic Nervous System
Positive and Negative Feedback in the Sympathetic and Parasympathetic Nervous System
48K
Blood Supply of the Kidneys
Blood Supply of the Kidneys
50K
Cranial Nerves of the Face and Mouth: Motion and Sensation Functionality
Cranial Nerves of the Face and Mouth: Motion and Sensation Functionality
50K
Early Embryonic Development: The Morula and Blastula
Early Embryonic Development: The Morula and Blastula
48K
Joints: Structure and Functions
Joints: Structure and Functions
47K
Antibodies: Their Function In the Immune System
Antibodies: Their Function In the Immune System
46K
What Is Inflammation? - Definition, Causes & Symptoms
What Is Inflammation? - Definition, Causes & Symptoms
46K
Amniotic Fluid, The Amnion, and the Yolk Sac
Amniotic Fluid, The Amnion, and the Yolk Sac
46K
Anatomy and Physiology of the Large Intestine
Anatomy and Physiology of the Large Intestine
46K
The Sense of Smell: Olfactory Bulb and the Nose
The Sense of Smell: Olfactory Bulb and the Nose
44K
Major Blood Vessels: Descending Aorta - Thoracic and Abdominal Aorta
Major Blood Vessels: Descending Aorta - Thoracic and Abdominal Aorta
44K
Digestive System I: The Upper Gastrointestinal Tract
Digestive System I: The Upper Gastrointestinal Tract
47K
Bone Tissue: Functions and Types
Bone Tissue: Functions and Types
43K
Adipose Tissue and Loose Connective Tissue: Functions and Structures
Adipose Tissue and Loose Connective Tissue: Functions and Structures
42K
What is a Neurotransmitter? - Definition, Types, Function & Examples
What is a Neurotransmitter? - Definition, Types, Function & Examples
44K
Major Blood Vessels Between the Heart and Lungs: Pulmonary Trunk, Arteries & Veins
Major Blood Vessels Between the Heart and Lungs: Pulmonary Trunk, Arteries & Veins
43K
Blood Coagulation and Wound Healing
Blood Coagulation and Wound Healing
42K
Gross Anatomy of the Urinary System
Gross Anatomy of the Urinary System
44K
Excretory System
Excretory System
45K
The Thyroid Gland: Functions, Calcitonin & TSH
The Thyroid Gland: Functions, Calcitonin & TSH
42K
Bones of the Pelvis: Definition and Function
Bones of the Pelvis: Definition and Function
42K
Ovulation to Implantation: Oocyte's Path through Uterine Tubes
Ovulation to Implantation: Oocyte's Path through Uterine Tubes
43K
Nervous System Overview: Central & Peripheral
Nervous System Overview: Central & Peripheral
43K
Muscles of the Vertebral Column: Support & Movement
Muscles of the Vertebral Column: Support & Movement
42K
Human Sexual Anatomy & Physiology: Major Features & Functions
Human Sexual Anatomy & Physiology: Major Features & Functions
48K
Acquired Immunity: T Cells, B Cells and Antibodies
Acquired Immunity: T Cells, B Cells and Antibodies
41K
Muscles of the Head and Neck: Anatomy, Motion & Support
Muscles of the Head and Neck: Anatomy, Motion & Support
40K
Forearm Muscles: Anatomy, Support & Movement
Forearm Muscles: Anatomy, Support & Movement
40K
Circulatory System III: The Heart
Circulatory System III: The Heart
40K
Circulatory System IV: Red Blood Cells
Circulatory System IV: Red Blood Cells
40K
Enzyme Activity & Inhibition: Structure, Substrates, pH & Temperature
Enzyme Activity & Inhibition: Structure, Substrates, pH & Temperature
39K
Health Effects of the Excessive Consumption of Carbohydrates
Health Effects of the Excessive Consumption of Carbohydrates
41K
Thigh Muscles: Anatomy, Support & Movement
Thigh Muscles: Anatomy, Support & Movement
39K
Gas Transport: Cooperative Binding of Oxygen with Hemoglobin
Gas Transport: Cooperative Binding of Oxygen with Hemoglobin
38K
Anatomy and Physiology of the Mouth
Anatomy and Physiology of the Mouth
37K
Major Blood Vessels Leading to the Heart: Superior Vena Cava, Inferior Vena Cava & Coronary Sinus
Major Blood Vessels Leading to the Heart: Superior Vena Cava, Inferior Vena Cava & Coronary Sinus
37K
Endocrine System Function & Hormone Regulation
Endocrine System Function & Hormone Regulation
37K
Granulocytes: Types and Functions
Granulocytes: Types and Functions
35K
What Is Adaptive Immunity? - Definition and Types
What Is Adaptive Immunity? - Definition and Types
34K
What Are B Cells? - Function and Types
What Are B Cells? - Function and Types
33K
How Motor Unit Summation Develops Muscle Tension
How Motor Unit Summation Develops Muscle Tension
32K
How Muscle Levers Affect Muscle Efficiency
How Muscle Levers Affect Muscle Efficiency
32K
Bones of the Vertebral Column and Ribs: Definition and Function
Bones of the Vertebral Column and Ribs: Definition and Function
32K
Male Reproductive System: External Anatomy
Male Reproductive System: External Anatomy
32K
Anatomy and Physiology of the Stomach and Autonomic Nervous System Controls
Anatomy and Physiology of the Stomach and Autonomic Nervous System Controls
31K
The Inner Ear: Sense of Balance and Hearing
The Inner Ear: Sense of Balance and Hearing
31K
Gas Transport: Effect of Temperature, pH & Metabolism
Gas Transport: Effect of Temperature, pH & Metabolism
32K
Brain Blood Supply: Anatomy & Diagrams
Brain Blood Supply: Anatomy & Diagrams
31K
Bones of the Face: Names, Function & Location
Bones of the Face: Names, Function & Location
31K
Adrenal Glands: Function, Cortex & Medulla
Adrenal Glands: Function, Cortex & Medulla
30K
Parathyroid Gland: Calcium Metabolism, Osteoclasts & PTH
Parathyroid Gland: Calcium Metabolism, Osteoclasts & PTH
29K
Digestive System II: The Lower Gastrointestinal Tract
Digestive System II: The Lower Gastrointestinal Tract
30K
Fetal Dystocia: Normal and Abnormal Fetal Positions Prior to Childbirth
Fetal Dystocia: Normal and Abnormal Fetal Positions Prior to Childbirth
29K
Leg Muscles: Anatomy, Support & Movement
Leg Muscles: Anatomy, Support & Movement
27K
What Is the Immune System? - Our Body's Defense Against Pathogens
What Is the Immune System? - Our Body's Defense Against Pathogens
28K
The Uterine Cycle: Secretory Phase
The Uterine Cycle: Secretory Phase
27K
The Cerebral Cortex: Brain Structures and Functions Part II
The Cerebral Cortex: Brain Structures and Functions Part II
27K
What is a C-Section? - Procedure, Types & Delivery
What is a C-Section? - Procedure, Types & Delivery
27K
Exceptions to Simple Dominance: Codominance and Incomplete Dominance
Exceptions to Simple Dominance: Codominance and Incomplete Dominance
27K
Abortion and Miscarriage: Methods and Causes
Abortion and Miscarriage: Methods and Causes
27K
Fetal Development in the First Trimester: Stages & Timeline
Fetal Development in the First Trimester: Stages & Timeline
26K
Phases of The Ovarian Cycle: Overview from Puberty to Menopause
Phases of The Ovarian Cycle: Overview from Puberty to Menopause
27K
Arrhythmia of the Heart: Terms, Definition & ECG Detection
Arrhythmia of the Heart: Terms, Definition & ECG Detection
25K
The Humoral Immune Response: Definition and Features
The Humoral Immune Response: Definition and Features
24K
Skeletal Muscle Fibers: Types and Functions
Skeletal Muscle Fibers: Types and Functions
24K
The Neonatal Period: Changes During the First Month of Life
The Neonatal Period: Changes During the First Month of Life
24K
Adrenal Cortex: Glucocorticoids and Androgens
Adrenal Cortex: Glucocorticoids and Androgens
24K
Testicular Anatomy: Structure, Terms & Diagrams
Testicular Anatomy: Structure, Terms & Diagrams
23K
The Kidney: Major Divisions & Structures
The Kidney: Major Divisions & Structures
24K
Common Causes of Miscarriage or Spontaneous Abortion
Common Causes of Miscarriage or Spontaneous Abortion
23K
Water's Role as a Nutrient: Importance & Dietary Need
Water's Role as a Nutrient: Importance & Dietary Need
22K
Adrenal Cortex: Aldosterone and Body Fluid Balance
Adrenal Cortex: Aldosterone and Body Fluid Balance
23K
HPG Axis: Hormonal Control of the Ovarian Cycle
HPG Axis: Hormonal Control of the Ovarian Cycle
22K
Types of Heart Conditions and Diseases
Types of Heart Conditions and Diseases
22K
Pulmonary Surfactant Function and Ventilation
Pulmonary Surfactant Function and Ventilation
23K
Macrophages, Killer Cells & Other Cells of the Innate Immune System
Macrophages, Killer Cells & Other Cells of the Innate Immune System
21K
Axial Muscles: Trunk Muscles Anatomy & Support
Axial Muscles: Trunk Muscles Anatomy & Support
21K
The Ear: Hair Cells, Organ of Corti & the Auditory Nerve
The Ear: Hair Cells, Organ of Corti & the Auditory Nerve
21K
Bones of the Arm and Hand: Anatomy and Functions
Bones of the Arm and Hand: Anatomy and Functions
21K
Anatomical Directional Terminology: Limbs, Hands & Feet
Anatomical Directional Terminology: Limbs, Hands & Feet
22K
Sensory Nerves and Receptors of Muscles and Tendons
Sensory Nerves and Receptors of Muscles and Tendons
21K
How Receptors of the Eye Conduct Information via the Optic Nerve
How Receptors of the Eye Conduct Information via the Optic Nerve
20K
Major Health Problems in the United States
Major Health Problems in the United States
21K
How Fiber is Digested by the Body
How Fiber is Digested by the Body
21K
Luteal Phase of the Ovarian Cycle
Luteal Phase of the Ovarian Cycle
21K
Gross Anatomy of the Human Brain: Major Anatomical Structures and Terminology
Gross Anatomy of the Human Brain: Major Anatomical Structures and Terminology
20K
Regulation of Blood Glucose: Importance & Nutrient Conversion
Regulation of Blood Glucose: Importance & Nutrient Conversion
20K
The Integumentary System: The Epidermal Layer
The Integumentary System: The Epidermal Layer
19K
The Lymphatic System: Definition and Fundamental Components
The Lymphatic System: Definition and Fundamental Components
19K
Supportive Structures of the Nephron: Functions and Definitions
Supportive Structures of the Nephron: Functions and Definitions
19K
Arm Muscles: Anatomy, Support & Movement
Arm Muscles: Anatomy, Support & Movement
19K
The Anatomical Barriers of the Immune System
The Anatomical Barriers of the Immune System
18K
Autonomic Breathing: How Ventilation is Regulated
Autonomic Breathing: How Ventilation is Regulated
18K
Hip Muscles: Anatomy, Support & Movement
Hip Muscles: Anatomy, Support & Movement
18K
Fertilization: Oocyte Activation & Cell Cleavage
Fertilization: Oocyte Activation & Cell Cleavage
18K
Pituitary Dysfunction: Disorders and Symptoms
Pituitary Dysfunction: Disorders and Symptoms
17K
The Ear: Middle Structures and Hearing Functions
The Ear: Middle Structures and Hearing Functions
17K
Fight or Flight Response: Definition, Physiology & Examples
Fight or Flight Response: Definition, Physiology & Examples
17K
Absorption of Nutrients to the Lymphatic System
Absorption of Nutrients to the Lymphatic System
18K
Thyroid Disorders: Hyperthyroidism, Hypothyroidism & Thyroidectomy
Thyroid Disorders: Hyperthyroidism, Hypothyroidism & Thyroidectomy
17K
What Are Pulmonary Function Tests?
What Are Pulmonary Function Tests?
17K
The HPG Axis: Hormones of Male Reproduction
The HPG Axis: Hormones of Male Reproduction
17K
Vasectomy: Purpose, Advantages & Disadvantages
Vasectomy: Purpose, Advantages & Disadvantages
16K
Circulatory System V: Hemoglobin
Circulatory System V: Hemoglobin
16K
Excitation-Contraction Coupling & Muscular Contraction Regulation
Excitation-Contraction Coupling & Muscular Contraction Regulation
16K
Early Brain Development: Major Parts & Functions
Early Brain Development: Major Parts & Functions
15K
What are T Cells: Creation and Function
What are T Cells: Creation and Function
16K
The Complement System: Definition and Function
The Complement System: Definition and Function
15K
Antibodies: Their Important Structure
Antibodies: Their Important Structure
14K
Disorders of the Pancreas: Types, Symptoms & Treatments
Disorders of the Pancreas: Types, Symptoms & Treatments
14K
Cranial Nerves: The Vagus Nerve and its Functionality
Cranial Nerves: The Vagus Nerve and its Functionality
14K
Adrenal Gland Disorders & Treatments: Addison's Disease and Prednisone
Adrenal Gland Disorders & Treatments: Addison's Disease and Prednisone
13K
The Eye and Eyesight: Large Structures
The Eye and Eyesight: Large Structures
13K
Female Sterilization Procedures: Tubal Ligation and Tubal Occlusion
Female Sterilization Procedures: Tubal Ligation and Tubal Occlusion
14K
The Sense of Sight: Motion, Nerves and Eye Movements
The Sense of Sight: Motion, Nerves and Eye Movements
13K
The Uterine Cycle: Proliferative Phase
The Uterine Cycle: Proliferative Phase
13K
The Uterine Cycle: Menses
The Uterine Cycle: Menses
12K
How Muscular Contraction Causes Articulation: Definition & Types
How Muscular Contraction Causes Articulation: Definition & Types
12K
Thiamin: Water-Soluble Vitamin Deficiency & Toxicity Symptoms
Thiamin: Water-Soluble Vitamin Deficiency & Toxicity Symptoms
13K
The Female Reproductive Axis: Coordination of the Brain, Ovaries & Uterus
The Female Reproductive Axis: Coordination of the Brain, Ovaries & Uterus
12K
The Integumentary System: The Dermal Layer
The Integumentary System: The Dermal Layer
11K
Age-Related Changes to the Cardiovascular System: Types & Effects
Age-Related Changes to the Cardiovascular System: Types & Effects
10K
Common Endocrine Diseases, Related Hormones & Their Effects
Common Endocrine Diseases, Related Hormones & Their Effects
11K
Vitamin A: Fat-Soluble Vitamin Deficiency and Toxicity Symptoms
Vitamin A: Fat-Soluble Vitamin Deficiency and Toxicity Symptoms
10K
Bones of the Shoulder: Anatomy and Functions
Bones of the Shoulder: Anatomy and Functions
9.6K
Spemann's Organizer: Controller of Cell Fate
Spemann's Organizer: Controller of Cell Fate
9.2K
Different Kinds of Cardiovascular Disease: Definitions & Examples
Different Kinds of Cardiovascular Disease: Definitions & Examples
9.6K
Second Trimester Fetal Development
Second Trimester Fetal Development
9K
Anatomy of the Ear's External Structures
Anatomy of the Ear's External Structures
9.2K
Autoimmune Diseases and Hypersensitivity
Autoimmune Diseases and Hypersensitivity
9.2K
Premature Births and Associated Complications
Premature Births and Associated Complications
9K
Tobacco Use: Addiction and Short-Term Effects
Tobacco Use: Addiction and Short-Term Effects
8.4K
Autoimmune Diseases: Definitions & Types
Autoimmune Diseases: Definitions & Types
8.3K
Third Trimester Fetal Development
Third Trimester Fetal Development
7.7K
How Kidney and Metabolic Disease Affect Kidney Function
How Kidney and Metabolic Disease Affect Kidney Function
7.5K
Gastrointestinal Health & Digestive Problems
Gastrointestinal Health & Digestive Problems
7.2K
Immune Deficiency Diseases: Definitions & Types
Immune Deficiency Diseases: Definitions & Types
6.9K
Iodine: Deficiency & Toxicity Symptoms
Iodine: Deficiency & Toxicity Symptoms
7K
The Neonatal Period: Lactation and Nursing
The Neonatal Period: Lactation and Nursing
6.7K
Physiology of Adipose Tissue
Physiology of Adipose Tissue
6.6K
Factors Contributing to Overweight and Obesity Problems
Factors Contributing to Overweight and Obesity Problems
6.4K
How Energy-Containing Molecules Support Physical Activity
How Energy-Containing Molecules Support Physical Activity
6.5K
Workplace Safety: Definition and Precautionary Measures
Workplace Safety: Definition and Precautionary Measures
5.6K
Multiple Births: Symptoms, Difficulties & Types
Multiple Births: Symptoms, Difficulties & Types
5.3K
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Thromboemboli: Definition, Causes & Treatments
4.7K
Folate: Water-Soluble Vitamin Deficiency & Toxicity Symptoms
Folate: Water-Soluble Vitamin Deficiency & Toxicity Symptoms
4.7K
Pertussis: Cause & Symptoms of Whooping Cough
Pertussis: Cause & Symptoms of Whooping Cough
4K
Key Issues When Planning A Pregnancy
Key Issues When Planning A Pregnancy
1.9K
Female Athlete Triad: Definition & Treatment
Female Athlete Triad: Definition & Treatment
2.9K
What Are Organic Disorders? - Definition & Examples
What Are Organic Disorders? - Definition & Examples
17K
Biological Influences on Human Behavior: Genetics & Environment
Biological Influences on Human Behavior: Genetics & Environment
77K
The Benefits of Regular Physical Activity: Mental Health, Stress & Life Span
The Benefits of Regular Physical Activity: Mental Health, Stress & Life Span
18K
Drug Abuse: Physical Consequences and Treatment
Drug Abuse: Physical Consequences and Treatment
8.6K
Physiological Causes & Explanations for Mental Illness
Physiological Causes & Explanations for Mental Illness
22K
Creativity and Intelligence in Adolescence
Creativity and Intelligence in Adolescence
7K
What is Anorexia Nervosa? - Definition, Symptoms, Treatment and Prognosis
What is Anorexia Nervosa? - Definition, Symptoms, Treatment and Prognosis
14K
Prenatal Stages and Development: Germinal, Embryonic & Fetal Period
Prenatal Stages and Development: Germinal, Embryonic & Fetal Period
346K
Prenatal Stages of Brain Development
Prenatal Stages of Brain Development
52K
Sexual Development and Maturation of the Adolescent
Sexual Development and Maturation of the Adolescent
55K
Understanding Hunger: Physical & Psychological Factors
Understanding Hunger: Physical & Psychological Factors
11K
What is Neuroplasticity? - Definition & Examples
What is Neuroplasticity? - Definition & Examples
22K
Categories of Emotion: 6 Basic Emotions, Oppositional Pairs & Biology
Categories of Emotion: 6 Basic Emotions, Oppositional Pairs & Biology
16K
Emotions in Psychology: Definition, Biological Components & Survival
Emotions in Psychology: Definition, Biological Components & Survival
26K
What are Psychoactive Drugs? - Definition, Types & Uses
What are Psychoactive Drugs? - Definition, Types & Uses
27K
Language Acquisition: Definition, Theories & Stages
Language Acquisition: Definition, Theories & Stages
35K
Intro to Biological Psychology
Intro to Biological Psychology
54K
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