ANATOMY UNIT 3 STUDY GUIDE

CORNEA

BENDS LIGHT/REFRACTION

PUPIL

LIGHT LIMITATION

LENS

FOCUS

IRIS

OPEN/CLOSES PUPIL

CILIARY MUSCLE

BENDS LENS

SCLERA

SHAPE

CHOROID

VESSELS

SUSPENSORY LIGAMENTS

AIDS CILIARY MUSCLES

RETINA

CONES/RODS HELPS SEE COLORS

OPTIC NERVE

VISION

OPTIC DISC

BLIND SPOT

MACULA LUTEA

DETAILED VISION

FOVEA CENTRALIS

CONCENTRATION OF CONES

VITREOUS HUMOR

GEL-LIKE FLUID, HELPS WITH EYE SHAPE

AQUEOUS HUMOR

FLUID IN ANTERIOR CHAMBER OF EYE, CAUSES BLACK SPOTS IN VISON WHEN PROTEINS ARE CLUMPED TOGETHER, HELPS WITH EYE NOURISHMENT

SEMICIRCULAR CANALS

CAN CAUSE FEELINGS OF DIZZINESS AND LOSS OF BALANCE WHEN FLUID INSIDE CANAL IS DISORGANIZED

WHICH NERVES GO THROUGH INTERNAL ACOUSTIC MEATUS?

VESTIBULOCOCHLEAR (HEARING & BALANCE) & FACIAL (TASTE ANTERIOR 2/3 TONGUE)

FUNCTION OF PAROTID GLAND

PRODUCES 8OZ OF SALIVA DAILY

WHY DO FACIAL CUTS BLEED PROFUSELY?

A TON OF ARTERIES ARE ON THE FACE AND ARE SUPERFICIAL. SO WHEN ONE GETS CUT ON THE FACE’S WHY IT BLEEDS MORE.

WHAT ARE THE MAJOR TONSILS?

PALATINE, LINGUAL, & PHARYNGEAL TONSILS

FUNCTION OF EPIGLOTTIS

IT'S A FLAP THAT CLOSES WHEN YOU EAT FOOD TO MAKE SURE IT GOES DOWN THE ESOPHAGUS NOT THE TRACHEA. IF IT MALFUNCTIONS YOU COULD HAVE LUNG ISSUES

WHAT GLAND IS RESPONSIBLE FOR PRODUCING EARWAX?

CERUMINOUS GLAND

WHAT NERVE PAIN CONDITION IS ASSOCIATED WITH SEVERE NERVE PAIN TO TRIGEMINAL NERVE?

TRIGEMINAL NEURALGIA

WHAT CRANIAL NERVE IS MOST INVOLVED IN EYE MUSCLE MOVEMENT?

CN3, OCULOMOTOR

WHY IS THE OPTIC DISC CALLED THE BLIND SPOT?

IT LACKS CONES AND RODS

CN1 NAME AND FUNCTION

OLFACTORY