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Ch 8: Physiology & Anatomy

About This Chapter

14 Lessons in Chapter 8: Physiology & Anatomy
Test your knowledge with a 30-question chapter practice test
Anatomy of the Spinal Cord: Function & Explanation

1. Anatomy of the Spinal Cord: Function & Explanation

The spinal cord partners up with the brain to send information around the body as electrical signals. It tells the body what the brain wants and the brain what the body is feeling. This lesson explains how its structure helps accomplish this.

Dendrites: Definition & Function

2. Dendrites: Definition & Function

Dendrites are the segments of the neuron that receive stimulation in order for the cell to become active. They conduct electrical messages to the neuron cell body for the cell to function. This lesson discusses dendrites, their function, and their importance in neuron activity.

What is Spina Bifida? - Definition, Types, Causes & Symptoms

3. What is Spina Bifida? - Definition, Types, Causes & Symptoms

Babies are sometimes born with what we call birth defects, abnormalities that can range from mild to debilitating. One of the most common is spina bifida, and it affects the spine. Learn more about spina bifida and its types, causes and symptoms.

Core Body Temperature: Definition & Measurement

4. Core Body Temperature: Definition & Measurement

Core body temperature refers to the temperature of the internal environment of the body. This includes organs such as the heart and liver, and the blood. Learn more about core body temperature, and take a short quiz at the end.

Types of Eye Diseases

5. Types of Eye Diseases

This lesson gives a description of the eye and examines its anatomy. Also, this lesson will discuss diseases affecting vision as well as the parts of the eye the diseases impact.

What is Dermal Tissue? - Definition & Function

6. What is Dermal Tissue? - Definition & Function

Dermal tissue is a thin layer of cells covering the soft parts of a plant. Learn more about the dermal tissue of a plant, and take a short quiz at the end of this lesson.

Adhesion Molecules: Role & Explanation

7. Adhesion Molecules: Role & Explanation

What are adhesion molecules? Learn how cells sense their environments, form connections with other cells, and move through the body. This lesson describes the main types of adhesion molecules and their roles.

Sensory Organs: Functions & Explanation

8. Sensory Organs: Functions & Explanation

This lesson is about what senses are, and sensory organs that are involved in each one of the senses. Learn how stimuli trigger the senses and how stimuli reaches the brain in each case.

Actin Filaments: Function & Structure

9. Actin Filaments: Function & Structure

The cytoskeleton provides structure and shape to cells. In this lesson, learn about actin filaments, a kind of cytoskeletal filament that is important for cell shape, muscle contraction, and cell adhesion.

Open Circulatory Systems: Definition & Examples

10. Open Circulatory Systems: Definition & Examples

Open circulatory systems allow all fluids in an organism to mix. Learn how an open circulatory system works and explore the advantages and disadvantages of this system. Then, test your new knowledge with a quiz.

The Aorta: Valves & Anatomy

11. The Aorta: Valves & Anatomy

The aorta is the largest artery in the body. In this lesson, we'll explore where this important vessel travels in the body, discuss why it's so unique, and look at a few of its diseases.

What is Human Body Tissue? - Definition, Types & Examples

12. What is Human Body Tissue? - Definition, Types & Examples

Human body tissue consists of groups of cells with a similar structure working together for a specific function. There are four main types of tissue in a body. Learn more about them and take a short quiz at the end of this lesson.

Feedback Loops in the Endocrine System

13. Feedback Loops in the Endocrine System

Your endocrine system regulates many important bodily functions. To do this, it relies on a constant source of information from chemical messengers in your body. This feedback is essential to proper cellular function, most of which goes on without you even noticing.

Retina: Definition & Function

14. Retina: Definition & Function

In this lesson, you will learn about the retina of the eye and its specialized structures, as well as how it enables us to see the world in living color.

Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
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Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
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