Chapter 27: Face and Neck Injuries Flashcards
The presence of air in the veins, which can lead to cardiac arrest if it enters the heart.
Air Embolism
Naturally occurring uneven pupil size.
Anisocoria
A fracture of the orbit or of the bones that support the floor of the orbit.
Blow-out Fracture
The delicate membrane that lines the eyelids and covers the exposed surface of the eye.
Conjunctiva
Inflammation of the conjunctiva.
Conjunctivitis
A branch of the internal auditory canal that connects the middle ear to the oropharynx.
Eustachian Tube
The ear canal; leads to the tympanic membrane.
External Auditory Canal
The eyeball.
Globe
The muscle and surrounding tissue behind the cornea that dilate and constrict the pupil, regulating the amount of light that enters the eye; pigment in this tissue gives the eye its color.
Iris
The glands that produce fluids to keep the moist; also called tear glands.
Lacrimal Glands
The transparent part of the eye through which images are focused on the retina.
Lens
The prominent bony mass at the base of the skull about 1 inch posterior to the external opening of the ear.
Mastoid Process
A cranial nerve that transmits visual information to the brain.
Optic Nerve
The external, visible part of the ear.
Pinna
The circular opening in the middle of the iris that admits light to the back of the eye.
Pupil
The light-sensitive area of the eye where images are projected; a layer of cells at the back of the eye that changes the light image into electric impulses, which are carried by the optic nerve to the brain.
Retina
Separation of the retina from its attachments at the back of the eye.
Retinal Detachment
The muscles on either side of the neck that allow movement of the head.
Sternocleidomastoid Muscles
The joint formed where the mandible and cranium meet, just in front of the ear.
Temporomandibular Joint
The small, rounded, fleshy bulge that lies immediately anterior to the ear canal.
Tragus
Layers of bone within the nasal cavity.
Turbinates
The eardrum, which lies between the external and middle ear.
Tympanic Membrane