Exam 6 Ch 24-28

Question 1

Where are the optic nerve endings located?

Answer 1

In the retina

Question 2

What is the white portion of the eye called?

Answer 2

The sclera

Question 3

Define foramen magnum

Answer 3

A large opening at the base of the skull through which the brain connects to the spinal cord

Question 4

What should you do if burned with acid or alkali?

Answer 4

Irrigate for 20 minutes

Question 5

How should you stabilize a large for an object in the eye?

Answer 5

Use a Moist dressing then apply a donut dressing to stabilize

Question 6

Where is the Adam’s apple located?

Answer 6

Sits in front of the thyroid cartilage At the base of the neck

Question 7

What can facial injuries compromise?

Answer 7

The airway

Question 8

Define an epidural hematoma

Answer 8

Accumulation of blood between the skull and Dura matter

Question 9

How should you treat a head injury patient with slow shallow breathing?

Answer 9

Vanillate to a CO2 level between 30 and 35

Question 10

Define intra-cerebral hematoma

Answer 10

Bleeding into the brain tissues

Question 11

How much of the brain’s total volume does the cerebrum contain?

Answer 11

75%

Question 12

What is the most reliable indication of a head injury?

Answer 12

Decreased LOC

Question 13

What two bones are the most susceptible to compress or depressed skull fractures?

Answer 13

Frontal and parietal bones

Question 14

What is the proper order to backboard?

Answer 14

Torso first then head immobilized

Question 15

What happens when the parasympathetic nervous system kicks in?

Answer 15

Heart rate decreases and blood vessels dilate

Question 16

Define concussion

Answer 16

No physical damage but a temporary loss and brain function

Question 17

What does the sebaceous gland do?

Answer 17

Produces sebum to keep skin supple

Question 18

Define epidermis

Answer 18

The outer layer of skin, Which is made up of cells that are sealed together to form a watertight protective covering for the body

Question 19

Define dermis

Answer 19

The inner layer of the skin containing hair follicles, Sweat glands, nerve endings, and blood vessels

Question 20

Define subcutaneous layer

Answer 20

Tissue, largely fat, that lies directly under the dermis And serves as an insulator Of the body

Question 21

How do you calculate the severity of a burn?

Answer 21

Considering what caused the burn, The body region burned, age, And past medical hx

Question 22

what happens to blood vessels when exposed to the cold?

Answer 22

Constrict

Question 23

What body mechanisms happen to control bleeding?

Answer 23

Vasoconstriction, clotting, and coagulation

Question 24

How long can skeletal muscle tolerate hypo perfusion?

Answer 24

2 to 3 hours

Question 25

What are the first signs of internal bleeding before tachycardia in elderly patients?

Answer 25

Dizziness and fatigue

Question 26

What is an early indicator of internal bleeding?

Answer 26

Dizziness upon standing

Question 27

Define venules

Answer 27

Very small, thin walled blood vessels

Question 28

Define arterioles

Answer 28

The smallest branches of arteries Leading to the vast network of capillaries

Question 29

What is hematemesis

Answer 29

Vomited blood

Question 30

What is an early indicator of intra-abdominal bleeding?

Answer 30

Pain and distention

Question 31

Define cricoid cartilage

Answer 31

The firm ridge of cartilage That forms the lower part of the larynx

Question 32

Define mandible

Answer 32

The bone of the lower Jaw

Question 33

Define conjunctiva

Answer 33

Delicate membrane that lines the eyelids And covers the exposed surface of the eye

Question 34

Define mastoid process

Answer 34

The prominent bony mass at the base of the skull, About 1 inch posterior To the external opening of the ear