Ear Quiz

Pinna: ________ part of the ear, funnels sound waves into the ear.

• External

• Internal

• Middle

• Inner

Ear Canal: Sound waves travel down here to the ________.

• ear drum

• cochlea

• auditory nerve

• semicircular canals

Tympanic membrane (ear drum): Thin membrane that vibrates transferring sound waves to the ________.

• middle ear

• inner ear

• outer ear

• auditory canal

Ear ossicles (malleus, incus, stapes): Tiny bones which vibrate, passing sound waves to (a)   .

Oval window: Separates middle and inner ear, stapes passes vibrations to this structure which, with the round window passes vibrations on to the ________.

• cochlea

• eardrum

• auditory canal

• semicircular canals

Cochlea: The organ of Corti within this structure transfers vibrations into an ________.

• electrical impulse

• mechanical signal

• chemical reaction

• thermal wave

Semi-circular canals: Respond to motion of the head and body. Responsible for ________.

• balance

• hearing

• vision

• digestion

Auditory nerve: Carries impulse to the ________.

• brain

• heart

• lungs

• stomach

Eustachian Tube: Can open and close to control ________.

• air pressure

• temperature

• humidity

• sound waves

Auditory meatus: Another name for the ________.

• ear canal

• nose

• throat

• eye