Paramedic Test #8 - Chapter 19 - Diseases of the Eyes, Ears, Nose, and Throat

The 3rd cranial nerve that innervates the muscles that cause motion of the eyeballs and upper lids. 

Transparent and overlies the iris and pupil.  Clouding causes cataract. 

Pigmented portion of the eye that surrounds the pupil.  Contracts and expands to regulate the size of the pupil.  

Circular adjustable opening within the iris through which light passes to the lens.  The hole that gets bigger or smaller because the iris expands or contracts.

Extends from optic nerve and receives light impulses.  

Jelly-like substance that maintains the shape of the globe. 

One in three diabetics older than 40 have it.  Visual disturbances, blurred vision, floaters, blindness. 

Discoordination between the movements of the two eyes.  

Surrounding structures and accessories of the eye. 

Prevent sympathetic eye movement. 

Small swollen bump or pustule on the external eyelid. 

Red, tender lump in the eyelid or at the eyelid margin due to a blocked oil duct.  

Bleeding into the anterior chamber of the eye?

Swelling or inflamation of theoptic nerve at the rear part of the eye. 

Ear wax, found in the outer ear. 

Feeling of vertigo or loss of balance after ear infection.

Inner ear disorder affecting >50yos in which endolymphatic rupture creates increased pressure in the cochlear duct.  

Nosebleed.  Place in sitting position, leaning forward, and pinch nostrils together.  Do not blow nose or sniffle.   

Thick nasal discharge, facial pressure, headaches. 

Bony sockets for the teeth that reside in the mandible and maxilla. 

Cranial nerve 12 - motor function to the muscles of the tongue. 

Cranial nerve 9 - Taste sensation to the posterior of the tongue and carries parasympathetic fibers to the salivary glands on each side of the face.   

Cranial nerve 5 - motor innervation to mastication. 

Cranial nerve 7 - Motor activity of facial expression, sense of taste to anterior 2/3rds of tongue and cutaneous sensations to tongue and palate.  

Bacteria growth spreads directly from the cavity into the gums, facila tissue ,and bones, and/or neck.  

Yeast infection that causes white patches in the mouth or tongue.  

Smoker's disease that causes excess cell growth in the mouth, cheek, gums, and presents as white patches. 

Inflammation of the epiglottis (the flap at the base of the tongue that covers the trachea).  It swells and can block the airway.  

Painful swallowing, stridor.  

Temporomandibular joint.  Allows movement of the mandible to chew, talk.  If the disk erodes or is injured, it can go out of alignment.