Face and Neck injuries Chpt 25 Flashcards Preview

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Flashcards in Face and Neck injuries Chpt 25 Deck (25):
1

The presence of air in the veins, which can lead to cardiac arrest if it enters the heart.

Air embolism

2

Naturally occuring uneven pupil size

Anisocoria

3

A fracture of the orbit or of the bones that support the floor of the orbit

Blow out Fracture

4

The delicate membrane that lines the eyelids and covers the exposed surface of the eye

Conjunctiva

5

Inflammation of the conjunctiva

Conjunctivitis

6

The transparent tissue layer in front of the pupil and iris of the eye

Cornea

7

A branch of the internal auditory canal that connects the middle ear to the oropharynx

Eustachian tube

U•station tube

8

The ear canal; leads to the tympanic membrane

External auditory canal

9

The eyeball

Globe

10

The muscle and surrounding tissue behind the cornea that dilate and constrict the pupil, regulating the amounts of light that enters the eye; pigment in this tissue gives the eye its color

Iris

11

The gland that produce fluid to keep the eye moist; also called the tear gland

Lacrimal glands

12

The transparent part of the eye through which images are focused on the retina

Lens

13

The prominent bony mass at the base of the skull about 1" posterior to the external opening of the ear

Mastoid process

14

A cranial nerve that transmit visual information to the brain

Optic nerve

15

The external, visible part of the ear

Pinna

16

The circular opening in the middle of the iris that admits light to the back of the eye

Pupil

17

The light-sensitive area of the eye where images are projected; layer of cells at the back of the eye that changes the light image into electrical impulses, which are carried by the optic nerve to the brain

Retina

18

Separation of the retina from its attachments at the back of the eye

Retinal detachment

19

The tough, fibrous, white portion of the eye that protect the more delicate inner structures.

Sclera

20

The muscles on either side of the neck that allow movement of the head

Sternocleidomastiod muscles

21

A characteristic crackling sensation felt on the palpation of the skin, caused by the presence of air in the soft tissues

Subcutaneous emphysema

22

The joint formed where the mandible and cranium meet, just in front of the ear

Temporomandibular joint

23

The small, rounded, fleshy bulge that lies immediately anterior to the ear canal.

Tragus

24

Layer of bone within the nasal cavity

Turbinates

25

The eardrum, which lies between the external and middle ear.

Tympanic membrane