Structure (Eye)
1st Layer of the eye
What is the Sclera
Mucus membrane lining of the eyelid
What is the Conjunctiva
Main part of the outer ear, made of cartilage
What is the Auricle or Pinna
Transmits sound stimuli into impulse
cochlea
what is an impulse
Nonvascular, clear extension of the sclera
what is the Cornea
Constricts and Dilates the pupil to regulate light
What is the Iris
Bonus: What kind of muscle?
Snail Shaped organ
What is the Cochlea
Maintains Balance
What are the semicircular canals
6 Muscles that allow for eye movement
What are Extraocular Muscles
Nervous layer of the eye, transmits light stimuli into impulse
What is the Retina
Aids in refraction of light stimuli
What is the Lens
Connects the middle ear to the throat (pharynx)
What is the Eustachian Tube
Contains Auditory fluid that aids in the transmission of sound vibrations
What is the Cochlea
Tears drain here
What is the Lacrimal Duct
Vascular layer of the eye, provides blood flow
What is the Choroid
Transmits impulse to the brain to interpret images
What is the Optical Nerve
Malleus, Incus, Stapes
What are the 3 ossicles
thin, semitransparent membrane that transmits sound vibrations to the middle ear
Tympanic membrane (Eardrum)
there are about 100 million of these in the retina
Bonus: How many cones?
Moves the suspensory ligaments that hold the lens to aid in focusing
Maintains pressure in the eye
What is Aqueous Humor
3 bony fluid filed loops
what are semicircular canals
Allows for peripheral vision, dim light vision, and to see black and white
Bonus: what is the other specialized cells that allow us to see and what do they allow us to see?
What is the temporal lobe
Bonus: What lobe interprets sight?