Sense Organs: The Ear

The part of the ear that we see externally (choose 1):

• external auditory canal

• pinna

• auricle

• it can be called either the pinna or the auricle

• It can be called either the external auditory canal or the auricle

Another name for the ear drum:

• tympanic membrane

• cochlea

• oval window

• labyrinth

What are the ossicles of the ear?

• membranes that separate the external, middle, and inner ear

• bony structures in the inner ear

• membranous sacs of the inner ear that contain fluid

• 3 tiny bones in the middle ear

Which is NOT an ossicle?

• incus

• cochlea

• malleus

• stapes

Which is NOT part of the inner ear?

• cochlea

• stapes

• semicircular canals

• vestibule

The labyrinth is another name for the structures of the:

• outer ear

• middle ear

• inner ear

• auditory center in the brain

Which structure contains hair cells that send signals to the auditory nerve that get interpreted by the brain as sound?

• semicircular canals

• vestibule

• cochlea

• eustachian tube

Which structure of the inner ear is responsible for your sense of position and balance?

• cochlea

• vestibule

• semicircular canals

Which structure helps to equalize pressure within the middle ear?

• external auditory canal

• eustachian tube

• tympanic membrane

• auditory nerve

• oval window

Children are more prone to ear infections because this structure is shorter and more horizontal than it is in adults:

• external auditory canal

• eustachian tube

• middle ear

• auricle