Chapter 15

Question 1

Diffusing gases will move from:

Answer 1

An area of higher concentration to one of lower concentration.

Question 2

A change in vascular resistance, which would alter blood volume circulation, would most likely manifest with:

Answer 2

Orthostatic hypotension

Question 3

The larynx sit immediately superior to the:

Answer 3

Trachea

Question 4

After the nose/mouth, air passes into:

Answer 4

Pharynx

Question 5

About how much of the carbon dioxide in the blood attached to proteins?

Answer 5

20%

Question 6

What would most likely cause severe upper airway edema?

Answer 6

Aggressive intubation.

Question 7

To clear a pharynx of vomitus, the paramedic should use a(n):

Answer 7

Tonsil-tip catheter.

Question 8

A pt receiving supplemental oxygen could be receiving air with what percentage of oxygen pass

Answer 8

30%

Question 9

The best sized catheter to use for a needle cricothrocotomy is a(n):

Answer 9

12-gauge

Question 10

If you are experiencing difficulty placing an endotracheal tube into a patient, you should:

Answer 10

Use Magill forceps to help guide the tube.

Question 11

Which French catheter size would you use for a premature infant?

Answer 11

5

Question 12

The average adult stomach can hold approximately what amount of contents?

Answer 12

1.4 L

Question 13

In which position should you place an adult patient’s head prior to performing endotracheal intubation?

Answer 13

Sniffing.

Question 14

Nasotracheal intubation is contraindicated if a patient has:

Answer 14

Head or nasal trauma.

Question 15

What would have the most dramatic effect on decreasing oxygenation of tissues?

Answer 15

Blocked capillary flow in the lung.