Respiratory System
Anatomy and Physiology Flash Cards
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Directions
• The first slide asks a question.
• The second slide answers the question.
• Use these slides like flash cards to test
your core knowledge.
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Question
•
List the four primary functions of the
respiratory system.
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Answer
1.
2.
3.
4.
Air distribution
Gas exchange
Transport of gases
Internal respiration
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Question
•
The four pairs of ______ are located in
four separate bones of the skull.
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Answer
Sinuses
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Question
• Name the four bones that house sinuses.
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Answer
1.
2.
3.
4.
Frontal
Maxillary
Ethmoid
Sphenoid
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Question
• The nasal cavity is divided by the nasal
______.
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Answer
Septum
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Question
•
What organ is located posteriorly and
inferiorly to the nasal cavity?
a.
b.
c.
d.
Pharynx
Larynx
Trachea
External nares
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Answer
a. Pharynx
b.
c.
d.
Larynx
Trachea
External nares
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Question
•
The voice box is found in the ______.
a.
b.
c.
d.
Pharynx
Larynx
Trachea
Nasopharynx
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Answer
a.
Pharynx
b. Larynx
c.
d.
Trachea
Nasopharynx
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Question
• What is the piece of cartilage that covers
the larynx during swallowing called? (Its
purpose is to avoid the passage of food
into the airways.)
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Answer
Epiglottis
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Question
•
The trachea divides to form the ______.
a.
b.
c.
d.
Bronchioles
Alveolar ducts
Primary bronchi
Larynx
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Answer
a.
b.
Bronchioles
Alveolar ducts
c. Primary bronchi
d.
Larynx
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Question
•
The right lung has ______ lobes.
•
The left lung has ______ lobes.
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Answer
• Three
• Two
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Question
•
Each lung is covered by a serous
membrane called the:
a.
b.
c.
d.
Pleura
Mediastinum
Serous
Parietal
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Answer
a. Pleura
b.
c.
d.
Mediastinum
Serous
Parietal
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Question
•
What vessel delivers deoxygenated
blood to the lungs?
a.
b.
c.
d.
Pulmonary veins
Pulmonary arteries
Aorta
Superior vena cava
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Answer
a.
Pulmonary veins
b. Pulmonary arteries
c.
d.
Aorta
Superior vena cava
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Question
• The act of inhalation creates a ______
pressure, which results in air being sucked
into the lungs.
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Answer
Low
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Question
•
Oxygen binds to the ______, which are
found within the red blood cell.
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Answer
Hemoglobin
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Question
•
The alveolar sacs are made of multiple
smaller cavities called ______.
a.
b.
c.
d.
Alveolar ducts
Alveolar cavities
Alveoli
Bronchioles
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Answer
a.
b.
Alveolar ducts
Alveolar cavities
c. Alveoli
d.
Bronchioles
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Question
•
What structure within the lungs is the site
for gas exchange?
a.
b.
c.
d.
Respiratory membrane
Bronchioles
Alveolar ducts
Pleura
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Answer
a. Respiratory membrane
b.
c.
d.
Bronchioles
Alveolar ducts
Pleura
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Question
•
The primary breathing muscle is the
______.
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Answer
Diaphragm
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Question
• Describe the diaphragm’s shape, origin,
and insertion.
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Answer
1.
2.
3.
The diaphragm is a dome shaped muscle forming a
transverse wall which separates the thoracic cavity
from the abdominal cavity.
Origin: The inner surface of the xifoid process, the
inner surfaces of ribs 7-12, and the bodies of L1-L3.
Insertion: Into it’s own central tendon.
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Question
•
When is the diaphragm contracting?
a. During the superior movement.
b. During the inferior movement.
c. Neither; it doesn’t contract.
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Answer
a.
During the superior movement.
b. During the inferior movement.
c.
Neither; it doesn’t contract.
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