Table of contents

1. Introduction to Anatomy & Physiology5h 43m
2. Cell Chemistry & Cell Components12h 36m
3. Energy & Cell Processes10h 6m
4. Tissues & Histology10h 3m
5. Integumentary System2h 20m
6. Bones & Skeletal Tissue2h 16m
7. The Skeletal System2h 35m
8. Joints2h 17m
9. Muscle Tissue2h 33m
10. Muscles1h 11m
11. Nervous Tissue and Nervous System1h 35m
12. The Central Nervous System1h 6m
- Introduction to the Central Nervous System
  18m
- The Cerebrum
  48m
13. The Peripheral Nervous System1h 26m
14. The Autonomic Nervous System1h 38m
15. The Special Senses2h 41m
16. The Endocrine System2h 48m
17. The Blood3h 22m
18. The Heart3h 42m
19. The Blood Vessels3h 35m
20. The Lymphatic System3h 16m
21. The Immune System14h 37m
22. The Respiratory System3h 20m
23. The Digestive System2h 5m
24. Metabolism and Nutrition4h 0m
25. The Urinary System2h 39m
26. Fluid and Electrolyte Balance, Acid Base Balance37m
27. The Reproductive System2h 5m
28. Human Development1h 21m
29. Heredity3h 32m

15. The Special Senses

Introduction to Special Senses

Anatomy & Physiology

15. The Special Senses

Introduction to Special Senses

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Multiple Choice

What is the primary function of the auditory ossicles in the ear?

To produce earwax for protection

To convert sound waves into electrical signals

To amplify sound vibrations from the eardrum to the inner ear

To maintain balance and spatial orientation

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Verified step by step guidance

Identify the location and components of the auditory ossicles in the ear. The auditory ossicles are three small bones located in the middle ear, known as the malleus, incus, and stapes.

Understand the role of the eardrum (tympanic membrane) in the hearing process. The eardrum vibrates in response to sound waves entering the ear canal.

Recognize how the auditory ossicles function in relation to the eardrum. The malleus is attached to the eardrum and receives vibrations from it.

Explain the process of sound amplification. The ossicles act as a lever system, amplifying the vibrations received from the eardrum and transmitting them to the oval window of the cochlea in the inner ear.

Clarify the importance of this amplification. By increasing the force of the vibrations, the ossicles ensure that sound waves are effectively transmitted into the fluid-filled cochlea, where they can be converted into electrical signals by hair cells.