Human Ear

what is in 6 ?

• stirrup

• ear canal

• eardrum

• auditory nerve

what is in 3 ?

• hammer

• ear canal

• eardrum

• cochlea

what is in 8 ?

• auditory nerve

• ear canal

• eardrum

• cochlea

Label the diagram of the human ear from 1 - 12

Answer explanation

This inner ear structure converts sound waves to nervous impulses:

• Eustachian Tube

• Oval Window

• Stirrup

• Cochlea

Answer explanation

Which flow chart correctly depicts HOW WE HEAR ?

• Pinna to Auditory Canal to Ear Drum + Ossicles to Cochlea to Auditory Nerves to Brain

• Pinna to Ossicles to Eustachian Tube to Cochlea to Auditory Nerves to Brain

• Eardrum to Pinna to Cochlea to Ossicles to Auditory Nerves to Brain

• None of the above

Answer explanation

This structure connects the pinna and the eardrum :

• Oval Canal

• Ear Canal (Auditory Canal)

• Eustachian Tube

• Semi-Circular Canals

All are outer ear structures EXCEPT:

• Eustachian tube

• Pinna

• Auditory Canal (Ear Canal)

• Ear Drum

This inner ear structure affects the body's balance :

• Cochlea

• Oval Window

• Semi-circular canals

• Round Window

Answer explanation

The semi-circular canals are 3 tiny fluid filled tubes that effect the body's balance

This middle ear structure helps to balance pressure on both sides and connects the middle ear to the back of the throat.

• Ossicles

• Tympanum

• Eustachian Tube

• Auditory Canal

Answer explanation