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WorksheetsStructure and Function of the Ear
Total questions: 23
Worksheet time: 6mins
What is the function of the auditory canal?
to block sound waves that could be harmful
to direct sound waves to the eardrum
to detect sensations of movements
to equalize air pressure between the outer and middle ear
When sound waves cause the eardrum to vibrate, these vibrations are immediately passed on to _________.
the auditory canal
the cochlea
the semi-circular canals
the ossicles
Which part of the ear allows balance when in motion and detects rotary (turning) sensations?
the vestible
the cochlea
the semi-circular canals
the ossicles
the eardrum
Sound is produce by
Vacuum
Sound wave
Hitting
Vibration
What is inside of the Cochlea?
Liquid, and tiny hairs
Water, and tiny hairs
Acid, and hairs
Water, and fuzz
Identify the Auditory Canal (external Acoustic Meatus).
Identify the Cochlea.
Identify the Auricle (Pinna).
Identify the semicircular canals.
Sequence the following structures from the start to the finish for the sound pathway.
Pinna catches the sound waves
Sound waves travel through the auditory canal
Sound waves vibrate the ear drum
Sound waves vibrate through the ear ossicles
Sound waves vibrate on the oval window causing fluid to move inside the cochlea
The (a) in the cochlea transmit sound information via the (b) to the (c) lobe of the brain.
Label the diagram of the ear
Which of the following is an example of conduction deafness?
Damage to the hair cells
Damage to the cochlea
Build up of cerumen (earwax) in the auditory canal
Damage to the cochlear nerve
Which of the following is an example of Sensorineural deafness?
Damage to the hair cells
Punctured tympanic mebrane
Build up of cerumen (earwax) in the auditory canal
Damaged ear ossicles
The structure in the ear that regulates the pressure of the middle ear.
Eustachian Tube
Auditory Canal
Tympanic Membrane
Semicircular Canals
The first structure to vibrate in response to sound is the ________.
Auricle
Tympanic Membrane
Ear ossicles
Cochlea
Which part of the ear amplifies vibrations from the eardrum to the inner ear?
Auricle
Ossicles
Eustachian tube
Cochlea
What is the main role of the cochlea in hearing?
To collect sound waves
To equalize air pressure
To transmit vibrations to the brain
To convert sound vibrations into nerve impulses
Which structure separates the outer ear from the middle ear?
Vestibule
Tympanic membrane
Semicircular canals
Cochlea
