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 equalize air pressure on both sides of the eardrum

To amplify sound vibrations from the eardrum to the inner ear

To convert sound waves into electrical signals

To detect changes in head position and balance

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Verified step by step guidance

Understand the anatomy of the ear: The ear is divided into three main parts - the outer ear, the middle ear, and the inner ear. The auditory ossicles are located in the middle ear.

Identify the auditory ossicles: The auditory ossicles consist of three small bones known as the malleus, incus, and stapes. These bones are the smallest in the human body.

Determine the role of the auditory ossicles: The primary function of these bones is to transmit sound vibrations from the eardrum (tympanic membrane) to the inner ear (cochlea).

Explain the process of sound amplification: When sound waves hit the eardrum, it vibrates. These vibrations are transferred to the malleus, then to the incus, and finally to the stapes, which amplifies the sound vibrations before they reach the inner ear.

Clarify the importance of amplification: The amplification is crucial because it ensures that the sound vibrations are strong enough to be detected by the sensory cells in the cochlea, which then convert these mechanical vibrations into electrical signals for the brain to interpret as sound.