Review Game Zone
Flash Cards
(current)
Games
Teachers
Search
Human Physiology Unit 04 Review A Respiratory
Test Description: Some review game action for the final unit
Instructions: Answer all questions to get your test result.
1) The primary drive to breathe is elicited by which of the following
A
DECREASED pO2
B
DECREASED pCO2
C
INCREASED pO2
D
INCREASED pCO2
2) The rhythmicity center is located in the
A
cerebral cortex
B
substantia nigra
C
medulla oblongata
D
dorsal ramus
3) Respiratory Distress Syndrome (RDS) is a condition associated with premature babies who lack
A
type I alveolar cells
B
pulmonary surfactant
C
pulmonary histamine receptors
D
alveolar basement membrane
4) Diffusion rate across the respiratory membrane is rapid because
A
all of the rest are correct
B
the air-blood barrier is two cells thick
C
the alveolar epithelium and the capillary endothelium share a fused basement membrane
D
alveoli are one cell thick
5) Hypoventilation can compensate for
A
metabolic acidosis
B
respiratory acidosis
C
respiratory alkalosis
D
metabolic alkalosis
6) Normal VENOUS PO2 is
A
120 mm Hg
B
40 mm Hg
C
100 mm Hg
D
20 mm Hg
7) The volume of gas remaining in the lungs after a maximum expiration is the
A
respiratory reserve volume
B
tidal volume
C
vital capacity
D
residual volume
8) Renal production of ________ is stimulated by hypoxemia
A
renin
B
erythropoeitin
C
Colony Stimulating Factor
D
thrombocytes
9) The affinity of hemoglobin for oxygen
A
is increased due to metabolic alkalosis
B
decreases with altitude above sea level
C
is the same as that of myoglobin
D
is greater than its affinity for carbon monoxide
10) The exchange of chloride ions for bicarbonate through tissue capillaries is called the
A
carbonic drift
B
acidosis
C
chloride shift
D
Bohr effect
11) Which of the following is NOT part of the conducting zone
A
larynx
B
alveoli
C
trachea
D
segmental bronchioles
12) The enzyme ________ catalyzes the formation of H2CO3 from CO2 and water
A
nitric oxide synthase
B
renin
C
carbonic anhydrase
D
lactate dehydrogenase
13) The volume of gas inspired or expired in a quiet respiration cycle is the
A
median respiratory capacity
B
vital capacity
C
tidal volume
D
inspiratory reserve volume
14) The direct role of blood oxygen levels in controlling respiration is called
A
hypoxic drive
B
perfusion
C
hypocapnea
D
acidosis
15) Carbon monoxide is lethal because it
A
increases CO2, resulting in acidosis
B
fools CO2 receptors, slowing respiratory rate
C
increases CO2, resulting in alkalosis
D
irreversibly binds to hemoglobin
16) inspiration is initiated by contraction of
A
rectus abdominus
B
scalene muscles
C
external intercostals
D
diaphragm
17) Which of the following is NOT a function of the conducting zone?
A
defense
B
sound production
C
air conditioning
D
gas exchange
18) Carbon dioxide ________ oxygen unloading and oxygen unloading ________ carbon dioxide transport.
A
increases, hinders
B
increases, facilitates
C
decreases, facilitates
D
decreases, hinders
19) During inspiration
A
the diaphragm relaxes
B
transpulmonary pressure increases
C
alveolar pressure exceeds atmospheric pressure
D
intrapulmonary pressure is less than atmospheric pressure
20) exchange of gas between air and blood is ___, while exchange of gas between blood and cells is ___
A
external respiration, internal respiration
B
internal respiration, cellular respiration
C
voluntary, involuntary
D
neccesary, optional
*select an answer for all questions
Check Results & Get Answers
Play Games with the Questions Above
Teachers: Create FREE classroom games with your questions
Click for more info!
©2007-2024
ReviewGameZone.com
|
About
|
Privacy
|
Contact
|
Terms
|
Site Map
WAIT! Find what you needed?
×
Still Looking for the Answers?
Have Another Question?
Play a Review Game with These Questions?
Want to Make Your Own Test Like This One?