chapter 10

Question 1

Which of the following patients is at risk for​ hypoxia?

Answer 1

A patient who has emphysema

Question 2

At the point at which the​ patient’s body has become acidotic from the retention of too much carbon dioxide and from anaerobic metabolism​ (metabolism without enough oxygen​ present), and he is growing​ tired, the patient is​ in:

Answer 2

.
respiratory failure

Question 3

Your patient is a child with an altered mental status and is breathing 60 times per minute. You​ should:

Answer 3

provide assisted ventilations at a rate of 2030 breaths per minute.

Question 4

Which patient should definitely be administered supplemental oxygen without positive​ pressure?

Answer 4

A patient in mild respiratory distress

Question 5

You have been asked to hyperoxygenate a patient before a paramedic inserts an endotracheal tube. What should you​ do?

Answer 5

Ventilate at a normal rate using a​ bag-valve-mask device

Question 6

Vomitus from gastric distension during artificial​ ventilation:

Answer 6

indicates an improperly protected airway.

Question 7

A​ high-pressure connection might be indicated by a threaded connection on an​ oxygen:

Answer 7

regulator

Question 8

While administering​ single-rescuer CPR, what device is preferable to deliver supplemental​ oxygen?

Answer 8

.
Pocket face mask

Question 9

How should you position the head of a patient with a stoma during BVM​ ventilation?

Answer 9

Leave the head in a neutral position.

Question 10

The function of the respiratory system in the respiratory process is​ to:

Answer 10

move air in and out of the alveoli.

Question 11

What is the device that is designed to be placed over a stoma or tracheostomy tube to provide supplemental​ oxygen?

Answer 11

Tracheostomy mask

Question 12

A constant flow selector valve type of​ low-pressure flowmeter:

Answer 12

has no gauge.

Question 13

How can a​ faster-than-normal breathing rate decrease tidal​ volume?

Answer 13

By limiting the amount of time the lungs have to fill

Question 14

Always open the valve of an oxygen cylinder​ fully, then close it by how much to prevent someone else from thinking the valve is closed and trying to force it​ open?

Answer 14

Half a turn

Question 15

Assuming no change in tidal​ volume, what is the effect on minute volume if a patient who was breathing 16 times per minute suddenly slows his rate to 8 times per​ minute?

Answer 15

The minute volume is reduced.

Question 16

Which of the following patients is at risk for failure of the cardiopulmonary​ system?

Answer 16

A patient who was shot in the chest

Question 17

What is the greatest hazard of using a humidifier in delivering oxygen to a​ patient?

Answer 17

Infection

Question 18

What percentage of oxygen does a partial rebreather mask​ deliver?

Answer 18

​40% to​ 60%