quiz 1- Anatomy and Structure

Question 1

The lungs are covered by:

Select one:

a. the visceral pleura.
b. the parenchyma
c. the parietal pleura
d. none of the above.

Answer 1

a. the visceral pleura

Question 2

The narrowest part of the airway in children is the ______ cartilage.

Select one:

a. thyroid
b. cricoid
c. hyoid
d. ethmoid

Answer 2

b. cricoid

Question 3

Decreased ETCO2 levels can be found in:

Select one:

a. shock .
b. pulmonary embolism
c. cardiac arrest
d. all of the above.

Answer 3

d. all of the above

Question 4

Which of the following would cause an increased level of exhaled CO2?

Select one:

a. Hyperthermia
b. Pulmonary embolism
c. Cardiac arrest
d. Bronchospasm

Answer 4

a. Hyperthermia

Question 5

Both the PtL and the ETC airways

Select one:
a. can be inserted into either the esophagus or the
trachea
b. can be used in patients under 16 years of age.
c. can be used in patients with a gag reflex.
d. all of the above.

Answer 5

a. can be inserted into either the esophagus or the trachea

Question 6

Which of the following represents the correct order of the airway structures from the mouth to the lungs?

Select one:

a. Trachea, bronchi, larynx, pharynx
b. Pharynx, larynx, trachea, bronchi
c. Bronchi, trachea, pharynx, larynx
d. Larynx, pharynx, trachea, bronchi

Answer 6

b. pharynx, larynx, trachea, bronchi

Question 7

The lung tissue receives most of its blood supply from:

Select one:

a. bronchial arteries
b. pulmonary arteries
c. bronchial veins.
d. pulmonary veins

Answer 7

a. bronchial arteries

Question 8

All of the following can cause an error signal or blank screen on an SpO2 monitor EXCEPT:

Select one:

a. nail polish.
b. asthma.
c. carbon monoxide poisoning
d. cold hands.

Answer 8

b. asthma

Question 9

The bag-valve device has an adjunct oxygen reservoir or corrugated tubing that can deliver ______ oxygen.

Select one:

a. 60–70 percent
b. 70–75 percent
c. 80–90 percent
d. 90–95 percent

Answer 9

d. 90-95 percent

Question 10

The potentially most ominous finding of auscultation is:

Select one:

a. snoring.
b. gurgling.
c. wheezing.
d. quiet.

Answer 10

d. quiet

Question 11

In normal respiration, the size of the thoracic cavity can be increased by contracting the diaphragm and the:

Select one:

a. strap muscles
b. abdominal muscles
c. deltoid muscles
d. intercostal muscles.

Answer 11

d. intercostal muscles

Question 12

SpO2 measures the level of which gas?

Select one:

a. CO2
b. CO
c. O2
d. Nitrogen

Answer 12

c. O2

Question 13

Stimulation of laryngeal mucous membrane can cause all of the following EXCEPT:

Select one:

a. bradycardia.
b. hypotension.
c. cough.
d. decreased respiratory rate

Answer 13

c. cough

Question 14

The trachea is maintained in an open position by:

Select one:

a. the Adam’s apple
b. the carina.
c. surfactant.
d. cartilaginous C-rings

Answer 14

d. cartilaginous C-rings

Question 15

In patients with chronic lung disease, the primary stimulus to breathe is:

Select one:

a. increased pH.
b. increased carbon dioxide
c. decreased oxygen.
d. none of the above.

Answer 15

c. decreased oxygen

Question 16

______ is the measurement of expired CO2.

Select one:

a. Capnography
b. Capnograph
c. Capnometry
d. Capnogram

Answer 16

c. Capnometry

Question 17

Increases in carbon dioxide production can be caused by:

Select one:

a. fever.
b. muscle exertion/shivering.
c. metabolic processes (diabetic ketoacidosis).
d. all of the above.

Answer 17

d. all of the above

Question 18

During inspiration, the lungs become distended, activating the:

Select one:

a. stretch receptors
b. chemoreceptors.
c. beta receptors
d. alpha receptors.

Answer 18

a. stretch receptors

Question 19

The average volume of gas inhaled in one respiratory cycle is called the:

Select one:

a. tidal volume
b. alveolar volume
c. minute volume.
d. functional reserve capacity.

Answer 19

a. tidal volume

Question 20

A “shark fin” waveform on a capnogram is consistent with:

Select one:

a. hyperventilation.
b. asthma.
c. esophageal intubation
d. hypoventilation.

Answer 20

b. asthma