Name Name Name Name Name Name Name

External Ear Internal Ear Middle Ear Pinna External acoustic meatus (Auditory canal) Eustachian Tube Tympanum

What is the function of the Eustachian tube? What is the function of the Semi-circular canal? What is the function of the Cochlea

Function of Some Ear Structures Eustachian tube (function is to equalize pressure on both sides of the tympanic membrane) Semi-circular canal (function is for balance) Cochlea (function is for hearing)

Name Name Name

Vestibulocholear nerve Semicircular canals Chochlea

Name Name

Sclera Cornea

Name Name Name Name Name

Choroid layer Iris Pupil Sclera Cornea (clear area)

Name Name Name

Posterior Cavity Anterior Cavity Lens

Name Name Name Name Name Name Which of these structure is where light focuses?

Ora Serrata Retina Lens Optic nerve Optic disc Fovea centralis (where light focuses)

Name Name Name

Neutrophil Lymphocyte Monocyte

ARTERY 

Name

ARTERIOLE

Name

VEIN 

Name

VENUOLE

Name

CAPILLARY