The Human Ear: Structure and Function
A Grade 10 Science worksheet exploring the anatomy and physiology of the human ear, including sound perception and common ear conditions.
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The Human Ear: Structure and Function
Name:
Date:
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Read each question carefully and provide your answers in the space provided. Refer to the diagram of the human ear when necessary.
Figure 1: Cross-section of the Human Ear
1. Which part of the ear is responsible for collecting sound waves?
Cochlea
Pinna (Auricle)
Ossicles
Eustachian tube
2. The malleus, incus, and stapes are collectively known as the:
Semicircular canals
Cochlea
Ossicles
Tympanic membrane
3. The is a thin membrane that vibrates when sound waves strike it, transferring these vibrations to the ossicles.
4. The fluid-filled, snail-shaped structure in the inner ear that contains the organ of Corti is called the .
5. The tube connects the middle ear to the nasopharynx and helps equalize pressure.
6. The semicircular canals are primarily involved in hearing.
True
False
7. Nerve impulses from the cochlea are transmitted to the brain via the auditory nerve.
True
False
8. Describe the pathway of sound vibrations from the outer ear to the inner ear.
9. Explain the function of the Eustachian tube in relation to ear pressure.
Match each part of the ear with its primary function.
10. Pinna
a. Amplifies sound vibrations
11. Cochlea
b. Collects sound waves
12. Ossicles
c. Converts vibrations into nerve impulses
13. Semicircular canals
d. Involved in balance
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