Ear and Balance

The structure that divides the outer ear from the middle ear is the

• tympanic membrane

• auricle

• vestibule

• cochlea

The vibration of sound waves causes the eardrum to vibrate against the first ossicle, known as

• stapes
• malleus
• incus
• otolith

Tags

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Dynamic equilibrium receptors that detect information about movements of the head are housed in the

• cochlea
• vestibule
• oval window
• semicircular canals

Tiny stones made of calcium salts that roll in response to changes in gravitational pull are called

• cupulae
• maculae
• otoliths
• ossicles

Tags

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This tube connects the middle ear to the throat

• Eustachian tube

• Semicircular canal

• Auricle

• Vestibule

This ossicle vibrates against the inner ear via the oval window

• Malleus

• Stapes

• Incus

• Cochlea

Static equilibrium is created by the

• Vibration of the eardrum
• movement of otoliths along hair cells
• sound waves traveling through the cochlea
• transmission of light through the lens

Ear wax is also referred to as _______.

• cerumen

• plasma

• lacrimal fluid

• endolymph

The following picture shows:

• Otitis media

• Myopia

• Mastoiditis

Your ear drum normally allows fluid to flow through it to the middle ear.

• True

• False