TestBankforPilbeams
ji ji ji
MechanicalVentilation7t ji ji
hEditionbyCairo
ji ji ji
,
,Chapter 1; Basic Terms and Concepts of Mechanical Ventilation Tes
ji ji ji ji ji ji ji ji ji
t Bank
ji
MULTIPLE CHOICE ji
1. The body’s mechanism for conducting air in and out of the lungs is kno
ji ji ji ji ji ji ji ji ji ji ji ji ji
wn as which of the following?
ji ji ji ji ji
a. External respiration ji
b. Internal respiration ji
c. Spontaneous ventilation ji
d. Mechanical ventilation j i
ANS: C ji
The conduction of air in and out of the body is known as ventilation. Sin
ji ji ji ji ji ji ji ji ji ji ji ji ji ji
ce the question asks for the body’s mechanism, this would be spontan
ji ji ji ji ji ji ji ji ji ji ji
eous ventilation. External respiration involves the exchange of oxyge
ji ji ji ji ji ji ji ji
n (O2) and carbon dioxide (CO2) between the alveoli and the pulmonar
ji ji ji ji ji ji ji ji ji ji ji
y capillaries. Internal respiration occurs at the cellular level and invol
ji ji ji ji ji ji ji ji ji ji
ves movement of oxygen from the systemic blood into the cells.
ji ji ji ji ji ji ji ji ji ji
DIF: 1 REF: pg. 3 j i ji
2. Which of the following are involved in external respiration?
ji ji ji ji ji ji ji ji
a. Red blood cells and body cells ji ji ji ji ji
b. Scalenes and trapezius ji ji
muscles
c. Alveoli and pulmonary ji ji
capillaries
d. External oblique and ji ji
transverse abdominal muscles j i j i
ANS: C ji
External respiration involves the exchange of oxygen and carbon diox ji ji ji ji ji ji ji ji ji
ide (CO2) between the alveoli and the pulmonary capillaries. Internal
ji ji ji ji ji ji ji ji ji ji
respiration occurs at the cellular level and involves movement of oxyg ji ji ji ji ji ji ji ji ji ji
en from the systemic blood into the cells.
ji ji ji ji ji ji ji
Scalene and trapezius muscles are accessory muscles of inspiration. E
ji ji ji ji ji ji ji ji ji
xternal oblique and transverse abdominal muscles are accessory mus
ji ji ji ji ji ji ji ji
cles of expiration. ji ji
, DIF: 1 REF: pg. 3 j i ji
3. The graph that shows intrapleural pressure changes during nor
ji ji ji ji ji ji ji ji
mal spontaneous breathing is depicted by which of the followin
ji ji ji ji ji ji ji ji ji
g?
a.
b.
c.
d.
ANS: B ji
During spontaneous breathing the intrapleural pressure drops from
ji ji ji ji ji ji ji ji
about -5 cm H2O at end-expiration to about -10 cm H2O at end-
ji ji ji ji ji ji ji ji ji ji ji ji
inspiration. The graph depicted for answer B shows that change fro ji ji ji ji ji ji ji ji ji ji
m -5 cm H2O to -10 cm H2O.
ji ji ji ji ji ji ji
DIF: 1 REF: pg. 4 j i ji
4. During spontaneous inspiration alveolar pressure (PA ) is about:
j i j i j i j i ji j i j i
.
a. - 1 cm H2O ji ji ji
b. +1cmH2O ji ji ji
c. 0 cm H2O ji ji
d. 5 cm H2O ji ji
ANS: A ji
-
1 cm H2O is the lowest alveolar pressure will become during normal sp
ji ji ji ji ji ji ji ji ji ji ji ji
ontaneous ventilation. During the exhalation of a normal spontaneo ji ji ji ji ji ji j i ji
us breath the alveolar pressure will become +1 cm H2O.
ji ji ji ji ji ji ji ji ji
DIF: 1 REF: pg. 3 j i ji
5. The pressure required to maintain alveolar inflation is known as whi
ji ji ji ji ji ji ji ji ji ji
ch of the following?
ji ji ji
a. Transairway pressure (PTA ) ji ji ji
b. Transthoracic pressure (PTT) ji ji
c. Transrespiratory pressure (PTR) ji ji
ji ji ji
MechanicalVentilation7t ji ji
hEditionbyCairo
ji ji ji
,
,Chapter 1; Basic Terms and Concepts of Mechanical Ventilation Tes
ji ji ji ji ji ji ji ji ji
t Bank
ji
MULTIPLE CHOICE ji
1. The body’s mechanism for conducting air in and out of the lungs is kno
ji ji ji ji ji ji ji ji ji ji ji ji ji
wn as which of the following?
ji ji ji ji ji
a. External respiration ji
b. Internal respiration ji
c. Spontaneous ventilation ji
d. Mechanical ventilation j i
ANS: C ji
The conduction of air in and out of the body is known as ventilation. Sin
ji ji ji ji ji ji ji ji ji ji ji ji ji ji
ce the question asks for the body’s mechanism, this would be spontan
ji ji ji ji ji ji ji ji ji ji ji
eous ventilation. External respiration involves the exchange of oxyge
ji ji ji ji ji ji ji ji
n (O2) and carbon dioxide (CO2) between the alveoli and the pulmonar
ji ji ji ji ji ji ji ji ji ji ji
y capillaries. Internal respiration occurs at the cellular level and invol
ji ji ji ji ji ji ji ji ji ji
ves movement of oxygen from the systemic blood into the cells.
ji ji ji ji ji ji ji ji ji ji
DIF: 1 REF: pg. 3 j i ji
2. Which of the following are involved in external respiration?
ji ji ji ji ji ji ji ji
a. Red blood cells and body cells ji ji ji ji ji
b. Scalenes and trapezius ji ji
muscles
c. Alveoli and pulmonary ji ji
capillaries
d. External oblique and ji ji
transverse abdominal muscles j i j i
ANS: C ji
External respiration involves the exchange of oxygen and carbon diox ji ji ji ji ji ji ji ji ji
ide (CO2) between the alveoli and the pulmonary capillaries. Internal
ji ji ji ji ji ji ji ji ji ji
respiration occurs at the cellular level and involves movement of oxyg ji ji ji ji ji ji ji ji ji ji
en from the systemic blood into the cells.
ji ji ji ji ji ji ji
Scalene and trapezius muscles are accessory muscles of inspiration. E
ji ji ji ji ji ji ji ji ji
xternal oblique and transverse abdominal muscles are accessory mus
ji ji ji ji ji ji ji ji
cles of expiration. ji ji
, DIF: 1 REF: pg. 3 j i ji
3. The graph that shows intrapleural pressure changes during nor
ji ji ji ji ji ji ji ji
mal spontaneous breathing is depicted by which of the followin
ji ji ji ji ji ji ji ji ji
g?
a.
b.
c.
d.
ANS: B ji
During spontaneous breathing the intrapleural pressure drops from
ji ji ji ji ji ji ji ji
about -5 cm H2O at end-expiration to about -10 cm H2O at end-
ji ji ji ji ji ji ji ji ji ji ji ji
inspiration. The graph depicted for answer B shows that change fro ji ji ji ji ji ji ji ji ji ji
m -5 cm H2O to -10 cm H2O.
ji ji ji ji ji ji ji
DIF: 1 REF: pg. 4 j i ji
4. During spontaneous inspiration alveolar pressure (PA ) is about:
j i j i j i j i ji j i j i
.
a. - 1 cm H2O ji ji ji
b. +1cmH2O ji ji ji
c. 0 cm H2O ji ji
d. 5 cm H2O ji ji
ANS: A ji
-
1 cm H2O is the lowest alveolar pressure will become during normal sp
ji ji ji ji ji ji ji ji ji ji ji ji
ontaneous ventilation. During the exhalation of a normal spontaneo ji ji ji ji ji ji j i ji
us breath the alveolar pressure will become +1 cm H2O.
ji ji ji ji ji ji ji ji ji
DIF: 1 REF: pg. 3 j i ji
5. The pressure required to maintain alveolar inflation is known as whi
ji ji ji ji ji ji ji ji ji ji
ch of the following?
ji ji ji
a. Transairway pressure (PTA ) ji ji ji
b. Transthoracic pressure (PTT) ji ji
c. Transrespiratory pressure (PTR) ji ji
