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WorksheetsRespiratory System Review
Total questions: 11
Worksheet time: 6mins
Name
Class
Date
1.
What does the trachea have to protect the lungs from foreign invaders?
a)
Cilia and mucus
b)
Larynx and pharynx
c)
Nasal passages and sinuses
d)
Bronchi and alveoli
2.
In the alveoli, how does gas exchange work?
a)
Gas exchange occurs only in the bronchi.
b)
Oxygen is absorbed through the skin instead of the lungs.
c)
Carbon dioxide is stored in the alveoli for later use.
d)
Gas exchange in the alveoli involves the diffusion of oxygen into the blood and carbon dioxide out of the blood.
3.
Why does the left lung have 2 lobes instead of 3?
a)
The left lung has 3 lobes for better oxygen exchange.
b)
The left lung has 2 lobes to make space for the heart.
c)
The left lung is smaller due to evolutionary changes.
d)
The left lung has 2 lobes to accommodate larger air sacs.
4.
What are the parts of the upper respiratory system?
a)
Nasal cavity, pharynx, larynx
b)
Trachea, bronchi, lungs
c)
Mouth, esophagus, stomach
d)
Sinuses, diaphragm, alveoli
5.
What reduces friction in the lungs and enables them to expand?
a)
Mucus
b)
Alveoli
c)
Bronchioles
d)
Surfactant
6.
What does the diaphragm do upon inspiration and expiration?
a)
The diaphragm expands during inspiration and contracts during expiration.
b)
The diaphragm remains still during both inspiration and expiration.
c)
The diaphragm only contracts during expiration and relaxes during inspiration.
d)
The diaphragm contracts during inspiration and relaxes during expiration.
7.
What is the scientific term for "voicebox"?
a)
pharynx
b)
trachea
c)
esophagus
d)
larynx
8.
Where does the bulk of gas exchange occur?
a)
Alveoli
b)
Lungs
c)
Bronchi
d)
Trachea
9.
What are the parts of the lower respiratory system?
a)
Trachea, bronchi, bronchioles, lungs
b)
Esophagus, stomach, small intestine, large intestine
c)
Larynx, pharynx, nasal cavity, mouth
d)
Diaphragm, ribs, intercostal muscles, heart
10.
What accessory muscles assist the diaphragm with respiration?
a)
Trapezius
b)
Abdominal muscles
c)
Latissimus dorsi
d)
Intercostal muscles, sternocleidomastoid, and abdominal.
11.
The space where the heart sits, nestled into the left lung
a)
Mediastinum
b)
Thoracic cavity
c)
cardiac notch
d)
Pericardium
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