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WorksheetsRespiratory System
Total questions: 26
Worksheet time: 16mins
Name
Class
Date
1.
1) Which of the following is NOT part of the upper respiratory system?
a)
nose
b)
oral cavity
c)
trachea
d)
nasal meatuses
2.
3) Which of the following is NOT a factor that determines the rate of pulmonary and systemic gas exchange?
a)
Partial pressure difference of gases
b)
All of these are factors that determine the rate of pulmonary and systemic gas exchange.
c)
Diffusion distance
d)
Molecular weight and solubility of the gases
3.
4) Which of the following is a passageway for air, food and water?
a)
Trachea
b)
Pharynx
c)
Larynx
d)
Paranasal sinuses
4.
5) Which structure prevents food or water from entering the trachea?
a)
Epiglottis
b)
Paranasal sinus
c)
Thyroid cartilage
d)
Nasopharynx
5.
6) The gas law that describes the pressure changes that occur during pulmonary ventilation is
a)
The inhalation law
b)
Boyle's law
c)
Charles' law
d)
Henry's law
6.
7) Which structure is located anterior to the esophagus and carries air to the bronchi?
a)
a) Trachea
b)
b) Larynx
c)
c) Nasopharynx
d)
d) Pharynx
7.
8) Which of the following is the primary gas exchange site?
a)
a) Trachea
b)
b) Bronchiole
c)
c) Nasal sinuses
d)
d) Alveolus
8.
11) The point where the trachea divides into right and left primary bronchi is a ridge called
a)
a) Carina
b)
b) Secondary bronchioles
c)
c) Parietal pleura
d)
d) Visceral pleura
9.
13) Which of the following are cells of the alveoli that produce surfactant?
a)
a) Type I alveolar cells
b)
b) Type II alveolar cells
c)
c) Type III alveolar cells
d)
d) Surface cells
10.
14) Which of the following is NOT a factor that affects pulmonary ventilation?
a)
b) Suface tension of alveolar fluid
b)
c) Elastic recoil of the chest wall and lungs
c)
d) Airway resistance
d)
e) All of these are factors that affect pulmonary ventilation
11.
15) Which of the following indicates the direction of diffusion of gases at the alveoli of the lungs?
a)
O2 into blood, CO2 out of blood
b)
O2 out of blood, CO2 into blood
c)
O2 out of blood, CO2 out of blood
d)
O2 into blood, CO2 into blood
12.
16) Exhalation begins when
a)
Inspiratory muscles relax
b)
Both inspiratiory muscles relax and Diaphragm contracts
c)
Blood circulation is the lowest
d)
Diaphragm contracts
13.
17) Which of the following is the sum of the residual and the expiratory reserve volume?
a)
Total lung capacity
b)
Vital capacity
c)
Inspiratory capacity
d)
Functional residual capacity
14.
18) Which of the following is NOT a factor that the rate of pulmonary and systemic gas exchange depends on?
a)
b) Surface area for gas exchange
b)
c) Diffusion distance
c)
d) Molecular weight and solubility of the gases
d)
e) Force of contraction of diaphragm
15.
19) Which of the following is the dominant method of carbon dioxide transport?
a)
Bound to oxygen
b)
Diffusion
c)
Dissolved in plasma as bicarbonate ions
d)
Dissolved in plasma as a gas
16.
20) When blood pH drops, the amount of oxyhemoglobin _____ and oxygen delivery to the tissue cells _____.
a)
a) Increases, increases
b)
b) Increases, decreases
c)
c) Decreases, increases
d)
d) Decreases, decreases
17.
21) Which of the following is a factor that does NOT affect hemoglobin’s affinity for oxygen?
a)
Respiratory rate
b)
Temperature
c)
Partial pressure of the oxygen
d)
Amount of oxygen available
18.
22) Where are the nasal conchae?
a)
A
b)
C
c)
T
d)
U
19.
23) Which tonsils are found in the oropharynx?
a)
V
b)
R
c)
S
d)
Q
20.
24) What structure is also referred to as the Adam's Apple?
a)
J
b)
F
c)
L
d)
E
21.
26) Where is the uvula?
a)
U
b)
F
c)
S
d)
E
22.
28) Where is the soft palate?
a)
C
b)
E
c)
G
d)
Q
23.
25) Where is the larynx
a)
I
b)
M
c)
L
d)
N
24.
31) Where is the middle nasal concha?
a)
A
b)
B
c)
C
d)
D
25.
32) Where is the inferior nasal concha?
a)
A
b)
B
c)
C
d)
D
26.
33) What is E pointing to?
a)
Vomer
b)
Soft palate
c)
Nasal septum
d)
Nasal septum & Vomer
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