Lab 12 Eye and Ear Anatomy

Flashcards covering key terms and concepts related to eye and ear anatomy.

Posterior Cavity

The back part of the eye that contains vitreous humor.

Ciliary Body

A structure in the eye that controls the shape of the lens.

Optic Disc

The point of exit for ganglion cell axons, creating a blind spot.

Retina

The layer at the back of the eye where light is converted into neural signals.

Sclera

The white outer coating of the eyeball.

Cornea

The transparent front part of the eye that covers the iris and pupil.

Pinna

The outer visible part of the ear.

Tympanic Membrane

Also known as the eardrum, it separates the outer ear from the middle ear.

Cochlea

A spiral-shaped organ in the inner ear responsible for hearing.

Vestibular System

A sensory system that contributes to balance and spatial orientation.

Macula Lutea

A yellow spot in the retina that is responsible for central vision.

Fovea Centralis

The central pit in the macula that provides the clearest vision.

Semicircular Canals

Structures in the inner ear responsible for balance.

Auditory Ossicles

The three small bones in the middle ear (malleus, incus, stapes) that transmit sound vibrations.