Ear/ Eye
Space in front of the iris
Anterior chamber
Incus
Anvil
Area in front of the ciliary body & lens
Aqueous chamber
The compartment of the eye rostral to the lens
Aqueous chamber
Clear, watery fluid that fills the anterior & posterior chambers
Aqueous humor
Malleus
Hammer
Contains sensory receptors
Inner ear
Space behind the iris but in front of the lens
Posterior chamber
The ossicle in the middle ear that is shaped like a stirrup
Stapes
Stapes
Stirrup
The highly reflective area of the choroid in the back of the eye of most domestic animals.
Tapetum lucidium
The paper thin connective tissue membrane that is tightly stretched across the opening of the external ear canal into the middle ear.
Tympanic membrane
Area behind the ciliary body and lens
Vitreous compartment
The soft, gelatinous substance that fills the vitreous compartment in the eye
Vitreous fluid
Which cranial nerve connects to the ear and transmits information regarding hearing and balance? a. CN X- Vagus nerve b. CN VIII-Vestibulocochlear nerve c. CN VI- Abducent nerve d. CN IV- Trochlear Nerve
b. CN VIII- Vestibulocochlear nerve
Which of the following animal species do NOT have a tepetum lucidum? a. Horses b. Pigs c. Humans d. B and C e. All mammals have a tapetum lucidum
d. B and C
The opening in the center of the iris
pupil
Photoreceptors in the retina of the eye that perceive color and detail.
Cones
The clear "window" on the front of the eye that admits light to the interior of the eye. It is part of the outer fibrous layer of the eyeball.
Cornea
Photoreceptors in the retina of the eye that perceive dim light images in shades of gray
Rods
The medical prefix "dacry/o" refers to the: a. cornea b. eyelids c. tears d. conjunctiva
C. Tears
A portion of the middle vascular layer of the eye. It consists mainly of pigment and blood vessels and is located between the sclera and retina.
Choroid
In what structure are the sensory receptors for hearing located?
Cochlea
The tube that connects the middle ear cavity with the pharynx
Eustachian tube
What structure connects the middle ear with the pharynx?
Eustachian tube
Funnels sound waves
External ear
The pigmented muscular diaphragm that control stye amount of light that enters the caudal part of the eye.
Iris
The opening into the nasolacrimal drainage system that help carry tears away from the surface of each eye. They are located near the medial canthus on both the upper and lower eyelid margins
Lacrimal Puncta
Amplifies and transmits vibrations
Middle Ear
What are the 3 layers of the tear film in order from inside to outside?
Mucus layer, water (tear) layer, oil layer
The process of experiencing pain
Nociception
The inner nervous layer of the eye where the photoreceptors are located
Retinal
The lateral corner of the eye where the upper and lower eyelids come together.
canthus
The snail shell-shaped cavity in the temporal bone of the skull that contains the hearing portion of the inner ear.
cochlea
The transparent membrane that lines the inner portion of the eyelid
conjunctiva
The white portion of the eye that is part of the outer fibrous layer of the eyeball
sclera
another name for the middle vascular layer of the eye
uvea
