Chapter 10: Respiration and Artificial Ventilation

Question 1

The reduction of breathing to the point where oxygen intake or ventilation removal of carbon dioxide is insufficient to support life is called:

Answer 1

Respiratory failure

Question 2

Signs of inadequate breathing include:
- 1. Wheezing, crowing, or gurgling noises
- 2. Cyanosis of the lips, earlobes, or nail beds
- 3. The patient being unable to speak in full sentences
- 4. All of the above

Answer 2

All of the above

Question 3

A 45-year-old is suffering from an acute asthma attack. You expect the patient to have:

Answer 3

Decreased tidal volume

Question 4

Which of the following methods for providing ventilatory assistance is considered most effective?
- 1. Two-rescuer bag-valve mask technique with high-flow supplemental oxygen
- 2. Mouth-to-mouth using oxygen
- 3. One rescuer bag-valve mask technique
- 4. Pocket face mask without oxygen

Answer 4

Two-rescuer bag-valve mask technique with high-flow supplemental oxygen

Question 5

Signs of inadequate artificial ventilation of an adult patient include:

Answer 5

Failure of the patients skin color to improve

Question 6

If oxygen is connected to a pocket face mask, the setting on the oxygen tank regulator should be set to:

Answer 6

15 lpm

Question 7

What device on a bag-valve mask may prevent adequate ventilation?

Answer 7

A pop-off valve

Question 7

A potential complication of ventilating the patient with a bag-valve mask is:

Answer 7

Gastric distention

Question 7

Safety is of prime importance when working with oxygen; which of the following is therefore true?
- 1. A gasket is not required when connecting the valve to the tank
- 2. It is best to open the valve just enough to allow the oxygen flow
- 3. Always store reserve oxygen tanks in a cool and ventilated place
- 4. Grease and oil can be used on the valve when attaching it to the tank

Answer 7

Always store reserve oxygen tanks in a cool and ventilated place

Question 7

Patients conditions that may require supplemental oxygen include:
- 1. Hypoperfusion
- 2. Respiratory distress
- 3. Hypoxia
- 4. All of the above

Answer 7

All of the above

Question 8

A nasal cannula should be used to deliver oxygen to a patient who:

Answer 8

Will not tolerate a nonrebreather mask

Question 9

Oxygen cylinder sizes vary, but all are considered “full” when pressure is equal to:

Answer 9

2,000 psi

Question 10

An insufficiency in the supply of oxygen to the body’s tissues is called:

Answer 10

Hypoxia

Question 11

A person exhibiting signs of inadequate breathing is at risk of going into [_______][__________].

Answer 11

Respiratory failure

Question 12

[_________][__________] is the reduction of breathing to the point where oxygen intake and ventilation removal of carbon dioxide is not sufficient to support life; when breathing stops completely, the patient is in [________] [__________].

Answer 12

Respiratory failure; Respiratory arrest

Question 13

To determine the signs of adequate breathing, you should [_____] for chest expansion, [_______] for air, and [________] for air moving out of the nose and mouth.

Answer 13

Look; Listen; Feel

Question 14

A blue or grey color to the patients skin or nail beds is called [_________] and is a sign of breathing difficulty.

Answer 14

Cyanosis

Question 15

The most difficult part of delivering BVM artificial ventilations is obtaining an adequate [_____][_____].

Answer 15

Mask seal

Question 16

[___]-[___] [______] are found on older BVMs and may prevent adequate ventilations.

Answer 16

Pop-off valves

Question 17

BVM systems with an [______] reservoir can deliver nearly [____] oxygen.

Answer 17

Oxygen; 100%

Question 18

Venturi masks allow specific concentrations of oxygen by mixing oxygen with [________] [___].

Answer 18

Inhaled air

Question 19

Under pressure, oxygen and oil do not mix, which is why a delivery system or gauge should never be lubricated with [________] [________].

Answer 19

Petroleum products

Question 20

Partial rebreather masks allow the patient to rebreathe about one-third of their [_______] [___].

Answer 20

Exhaled air

Question 21

The body of a patient with COPD may use low blood oxygen as the factor to stimulate the patient to breathe, a condition called [______] [_____].

Answer 21

Hypoxic drive

Question 22

A(n) [__________] [____] is the EMT’s best way to deliver high concentrations of oxygen to a breathing patient because it can provide concentrations of oxygen ranging from [___] percent to [____] percent.

Answer 22

Nonrebreather; 80%; 100%