Ch 13: The Five Senses: Help and Review

About This Chapter

The Five Senses chapter of this Human Anatomy and Physiology Help and Review course is the simplest way to master an understanding of the five senses. This chapter uses simple and fun videos that are about five minutes long, plus lesson quizzes and a chapter exam to ensure students learn the essentials of the five senses.

Who's it for?

Anyone who needs help learning or mastering human anatomy and physiology material will benefit from taking this course. There is no faster or easier way to learn human anatomy and physiology. Among those who would benefit are:

  • Students who have fallen behind in understanding the anatomy of the sense organs or the five senses
  • Students who struggle with learning disabilities or learning differences, including autism and ADHD
  • Students who prefer multiple ways of learning science (visual or auditory)
  • Students who have missed class time and need to catch up
  • Students who need an efficient way to learn about the five senses
  • Students who struggle to understand their teachers
  • Students who attend schools without extra science learning resources

How it works:

  • Find videos in our course that cover what you need to learn or review.
  • Press play and watch the video lesson.
  • Refer to the video transcripts to reinforce your learning.
  • Test your understanding of each lesson with short quizzes.
  • Verify you're ready by completing the Five Senses chapter exam.

Why it works:

  • Study Efficiently: Skip what you know, review what you don't.
  • Retain What You Learn: Engaging animations and real-life examples make topics easy to grasp.
  • Be Ready on Test Day: Use the Five Senses chapter exam to be prepared.
  • Get Extra Support: Ask our subject-matter experts any question about the five senses. They're here to help!
  • Study With Flexibility: Watch videos on any web-ready device.

Students will review:

In this chapter, you'll learn the answer to questions including:

  • How does the nose allow us to smell?
  • What are the major structures of the eyes and how do they impact vision?
  • How do the receptors at the back of the eye allow us to see?
  • How does the optic nerve carry sensory information from the eyes' receptors to the brain?
  • Which nerves are involved in the sense of sight?
  • What are the main outer structures of the ear and what role do they play in hearing?
  • What are the middle structures of the ear and how do they affect hearing?
  • What are the inner structures of the ear and how do they affect hearing and balance?
  • How do the cranial nerves of the face and mouth play a role in motion and sensation?
  • What is the function of the vagus nerve?

32 Lessons in Chapter 13: The Five Senses: Help and Review
Test your knowledge with a 30-question chapter practice test
The Eye and Eyesight: Large Structures

1. The Eye and Eyesight: Large Structures

Would you be able to see anything without a lens in your eye? Does the lens change shape? Does the iris? What structure gives you your eye color? Find out all of this and about things like the ciliary muscles and the cornea as we delve into this lesson.

Receptors of the Back of the Eye: Retina, Rods, Cones & Fovea

2. Receptors of the Back of the Eye: Retina, Rods, Cones & Fovea

Find out how we see the world in color, what rods and cones are, and how camera film fits into all of this. In addition, you'll find out what the retina is and what gives you the ability to see at night.

How Receptors of the Eye Conduct Information via the Optic Nerve

3. How Receptors of the Eye Conduct Information via the Optic Nerve

You will learn how your eyes are able to see the image in front of you thanks to special cells called photoreceptors. In addition, these receptors have very important proteins called rhodopsin and photopsin; and all of these things work together to transmit information to your optic nerve.

Anatomy of the Ear's External Structures

4. Anatomy of the Ear's External Structures

What is the pinna? Is it the same thing as your earlobe? Does the eardrum have anything to do with the tympanic membrane? Find out as we explore all of this and other important structures involved in the sensation of hearing as sound enters your ear.

The Ear: Middle Structures and Hearing Functions

5. The Ear: Middle Structures and Hearing Functions

Find out about the malleus, incus, and stapes. You'll learn about the smallest bones in your body and find out what the ossicles are for. Finally, you'll find out how the oval window plays an important role in the transmission of sound.

The Inner Ear: Sense of Balance and Hearing

6. The Inner Ear: Sense of Balance and Hearing

Learn how water is important when it comes to your inner ear, cochlea, and sense of hearing. Find out what cool names like the bony labyrinth, semicircular canals, ampulla, and vestibule mean.

Basilar Membrane: Lining & Function

7. Basilar Membrane: Lining & Function

The basilar membrane is a key player in the process of hearing. To 'hear' more about it, we think that completing this lesson 'sounds' like a good idea. We have also 'heard' good things about the quiz.

What Are Optical Illusions? - Definition & Types

8. What Are Optical Illusions? - Definition & Types

In this lesson, we will explore the different types of optical illusions and discuss how they play tricks on our perception. Then you can test your knowledge with a fun quiz.

Blindsight: Definition & Causation

9. Blindsight: Definition & Causation

Blindsight is a fascinating condition in which a person who is visually blind reacts to some external stimulus like movement or light. It's still being researched, but read this lesson to learn about what we know so far.

Renal Corpuscles: Definition & Function

10. Renal Corpuscles: Definition & Function

In this lesson, we'll explore an important structure known as the renal corpuscle. We'll examine its different parts and find out how they function to form the first stage of your kidney's filtering mechanism.

Chemoreceptors: Definition, Location & Function

11. Chemoreceptors: Definition, Location & Function

In this lesson, we'll discuss how the cells in our bodies use chemoreceptors to detect chemicals in the environment. We'll look at where chemoreceptors are located and how they work to help us taste, smell, and breathe. Then you can test your new knowledge with a short quiz!

What Are Mucous Membranes? - Definition & Explanation

12. What Are Mucous Membranes? - Definition & Explanation

Mucous objects create the slimy substance we often prefer not to think about, also known as mucus. In this lesson, you will learn how mucous objects and mucus are vital to the human body, though they can have negative effects as well.

Anisocoria: Definition, Causes & Symptoms

13. Anisocoria: Definition, Causes & Symptoms

Anisocoria is a condition that causes your pupils to be different sizes at the same time! While this may be normal, it can be a sign of an underlying condition. Read through this lesson to learn the symptoms and causes of anisocoria.

Cerumen: Definition, Function & Impaction Removal

14. Cerumen: Definition, Function & Impaction Removal

This lesson should tell you everything you've ever wanted to know about ear wax, also known as cerumen. You should learn what cerumen is, where it is located, as well as what problems it may cause.

Dysarthria: Definition, Types & Treatment

15. Dysarthria: Definition, Types & Treatment

Dysarthria is a type of speech disorder that makes it difficult for a person to talk. In this lesson, you'll learn what dysarthria is, what causes it, what the different types are, and how it is treated once diagnosed.

Exophthalmos: Definition, Causes & Treatment

16. Exophthalmos: Definition, Causes & Treatment

After completing this lesson you will be able to explain exophthalmos, what causes this condition, and the available treatment options. A short quiz follows this lesson.

HEENT: Definition & Exam

17. HEENT: Definition & Exam

This lesson focuses on the first parts of a physical examination - the head, eyes, ears, nose and throat - commonly notated as HEENT. Here, HEENT is defined and the physical exam is described.

Nasal Polyps: Symptoms, Causes & Treatment

18. Nasal Polyps: Symptoms, Causes & Treatment

Nasal polyps are small growths that form in the nose or sinuses. They're usually harmless but can sometimes cause problems. Read this lesson to learn about nasal polyps, what causes them, the symptoms, and how they're treated.

Perseveration of Speech: Definition, Example & Treatment

19. Perseveration of Speech: Definition, Example & Treatment

In this lesson, you will learn about the communication disorder perseveration of speech. We are going to talk about a couple of examples of perseveration, causes, and treatments.

Presbycusis: Definition, Symptoms & Treatment

20. Presbycusis: Definition, Symptoms & Treatment

Presbycusis is something many of us will eventually have to deal with - it is hearing loss that occurs with age. Read through this lesson to learn what causes it, what the symptoms are, and possible treatment options.

Presbyopia: Definition, Symptoms & Treatment

21. Presbyopia: Definition, Symptoms & Treatment

Presbyopia is a condition that affects almost one billion people worldwide, and you can't prevent it or cure it! Read this lesson to learn what presbyopia is, what causes it, what the symptoms are, and how it is treated.

Speech Apraxia: Definition, Symptoms & Treatment

22. Speech Apraxia: Definition, Symptoms & Treatment

Speech apraxia is a condition where a person finds it difficult to move his or her mouth to speak, despite the muscles being normal. Read this lesson to find out the symptoms and treatment options for a person with speech apraxia.

What Is Astigmatism? - Definition, Symptoms & Causes

23. What Is Astigmatism? - Definition, Symptoms & Causes

Do you wear glasses or contact lenses? One of the problems with eyesight includes astigmatism. Read this lesson to find out what astigmatism is, what causes it to develop, and what the symptoms are.

What Is Conductive Hearing Loss? - Definition, Causes & Treatment

24. What Is Conductive Hearing Loss? - Definition, Causes & Treatment

Conductive hearing loss is a type of hearing loss caused by irregularities in the outer or middle ear. In this lesson we will learn about the possible causes, symptoms, and treatment options for this type of hearing loss.

What Is Diplopia? - Definition, Causes & Treatment

25. What Is Diplopia? - Definition, Causes & Treatment

After completing this lesson, you will be able to define diplopia and explain its causes and treatment options. A short quiz follows this lesson so that you can test your new knowledge.

What Is Dysphasia? - Definition, Causes & Symptoms

26. What Is Dysphasia? - Definition, Causes & Symptoms

Dysphasia is a communication disorder that occurs when parts of the brain responsible for language are damaged. This lesson will explain the different types of dysphasia, how they are caused, and what the resulting symptoms are.

What Is Hyperopia? - Definition, Causes & Symptoms

27. What Is Hyperopia? - Definition, Causes & Symptoms

Hyperopia is when someone sees objects that are far away more clearly than objects that are up close. Read this lesson to learn about hyperopia, what causes it, what the symptoms are, and how it can be treated.

What Is Macular Degeneration? - Symptoms, Causes & Treatment

28. What Is Macular Degeneration? - Symptoms, Causes & Treatment

Imagine that you were slowly losing your sense of sight, and there was not much that you could do about it! In this lesson, you will learn about one of the leading causes of age-related vision loss: macular degeneration.

What Is Myopia? - Definition, Causes & Symptoms

29. What Is Myopia? - Definition, Causes & Symptoms

Myopia is the medical term for nearsightedness. I, the writer of this fascinating lesson, am part of the 30% of Americans who are nearsighted. Read more to learn what causes this condition and what the specific symptoms are.

What Is Strabismus? - Definition, Causes & Treatment

30. What Is Strabismus? - Definition, Causes & Treatment

Strabismus, or 'crossed-eyes,' can be an upsetting diagnosis to receive. However, this condition, if treated early, is completely curable! In this lesson, read more about the causes and treatments available to patients today.

What Is Tinnitus? - Causes, Symptoms & Treatment

31. What Is Tinnitus? - Causes, Symptoms & Treatment

After completing this lesson, you will be able to describe tinnitus, including it's symptoms and treatment. A short quiz follows the lesson so that you can test your new knowledge.

Ocular Adnexa: Definition & Anatomy

32. Ocular Adnexa: Definition & Anatomy

In this lesson, we'll go over the definition of ocular adnexa, some of examples, as well as their functions. This will include the orbit, extraocular muscles, lacrimal system, and optic nerves.

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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