Chapter 15 Special Senses: Hearing & Balance

Sound is caused by ______________.

• vibrations
• light
• the sun

Your ear drum is also known as the:

• Tympanic Membrane
• Tempanic Membrane
• Timpanic Membrane
• Tompanic Membrane

What is the object that holds the fluid of the ear and helps us maintain our balance

• Semicircular Canals
• Eardrum
• Pinna

These are the smallest bones in the body that help transmit and amplify sound waves. 

• Ossicles
• Fossils
• Oracles
• Spectacles

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The main inner ear structure that enables one to hear is called the: 

• Cochlea
• Pinna
• Eustachian Tube
• Auricle

Can sounds travel through liquids?

• Yes
• No

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Which of the following is an example of sound traveling through a solid?

• When you hear people in another room
• When you hear things underwater
• When you are talking to the person next to you
• Sound cannot travel through solids

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How are sound waves like ripples in a pond?

• They are both types of electromagnetic radiation.

• They travel faster in water than they do in the air.

• They radiate outward from a central point.

• They have the same wavelengths.

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What is unique about the hammer, stirrup, and anvil?

• They are the smallest bones in your body

• They are the only bones in your body that move

• They are the only bones located in your head

• They are the only bones that cannot be broken

Place the following events in sequence: A) Your eardrum begins vibrating; B) Electrical impulses travel along nerve fibers; C) The hammer, anvil, and stirrup begin moving

• B, C, A

• A, B, C

• B, A, C

• A, C, B