AnswersAnatomy Physiology BRespiratory System Career Specialties

Respiratory System Career Specialties — Unit test Answers

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1
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Which statement is true?

A
Respiratory therapists have completed a two-year associate’s degree.
B
Respiratory technicians have completed a residency.
C
Respiratory technicians have completed a medical degree program.
D
Respiratory therapists have completed the NCLEX certification.
2
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Jasmina has a four-year degree and has passed the National Council Licensure Examination. She has specialized training in pulmonology. Jasmina is a

A
registered respiratory nurse.
B
respiratory therapist.
C
licensed respiratory practical nurse.
D
respiratory technician.
3

What is the main function of the respiratory system?

A
to circulate blood throughout the body by means of oxygenated air
B
to manage the intake of oxygen and the output of carbon dioxide
C
to make sure that air, rather than food, gets propelled through the airways
D
to allow room for air to push through into the lung cavity
4

Which statement is true?

A
A CRT is a higher-level respiratory therapy certification.
B
Every CRT is also an RRT.
C
A RRT is a certification that adds a specialization.
D
Every RRT is also a CRT.
5

The three sections of the pharynx are the

A
nasal, oral, and laryngeal.
B
nasal, tracheal, and laryngeal.
C
oral, tracheal, and hyoid.
D
upper pharynx, oral pharynx, and lower pharynx.
6

Each lobe contains

A
alveoli, which have lobules, where oxygen is transferred to the blood.
B
fissures, which have lobules, where oxygen is transferred to the blood.
C
lobules, which have alveoli, where oxygen is transferred to the blood.
D
lobules, which have fissures, where oxygen is transferred to the blood.
7

Which is true about the interaction between the upper respiratory system and respiration?

A
The lower respiratory tract brings air to the upper respiratory tract so that gas exchange can occur in the nose.
B
The upper respiratory tract brings air to the lower respiratory tract so that gas exchange can occur in the lungs.
C
The upper respiratory tract does not play a role in respiration.
D
All respiration occurs in the upper respiratory tract.
8

Which best describes the relationship between the circulatory system and the respiratory system?

A
The circulatory system is the transport system for the respiratory system.
B
The respiratory system is the transport system for the circulatory system.
C
The circulatory system diffuses red blood cells into the respiratory system to pick up oxygen.
D
The respiratory system transfers hemoglobin to the red blood cells of the circulatory system.
9

What could help prevent respiratory problems?

A
breathing in asbestos
B
dehumidifying air in buildings
C
bringing pollen into the house
D
eating candy and potato chips
10

Bronchitis is

A
a gradual destruction of the alveoli.
B
an abnormal sensitivity of the airways.
C
an inflammation of the bronchial tubes.
D
a virus that affects the upper respiratory system.
11

What are the primary parts of the systemic circuit, and in what order does blood run through them?

A
the left atrium and ventricle of the heart ® blood vessels
B
the left ventricle and the aorta ® arteries
C
the left atrium and ventricle of the heart ® the aorta
D
the left ventricle and the aorta ® blood vessels
12

What is the difference between emphysema and asthma?

A
Emphysema is an inflammation of the lungs, while asthma is a bacterial infection of the lungs.
B
Emphysema is the gradual destruction of the alveoli, while asthma is a sensitivity to irritants that causes the airway to constrict.
C
Emphysema is a sensitivity to irritants that causes the airway to constrict, while asthma is the gradual destruction of the alveoli.
D
Emphysema is a bacterial infection of the lungs, while asthma is an inflammation of the lungs.
13

Which name best describes the process of gas exchange?

A
Oxygen diffuses into the blood at the site of the heart, and carbon dioxide diffuses into the blood at the site of the alveoli.
B
Carbon dioxide diffuses into the blood at the site of the heart, and oxygen diffuses into the blood at the site of the tissues.
C
Oxygen diffuses into the blood at the site of the alveoli, and carbon dioxide diffuses into the blood at the site of the tissue.
D
Carbon dioxide diffuses into the blood at the site of the alveoli, ad oxygen diffuses into the blood at the site of the tissue.
14

What are the structures of the pulmonary circuit, and in what order does blood run through them?

A
right atrium and ventricle of the heart ® pulmonary veins ® lungs ® pulmonary artery
B
left atrium and ventricle of the heart ® pulmonary artery ® lungs ® pulmonary veins
C
right atrium and ventricle of the heart ® pulmonary artery ® lungs ® pulmonary veins
D
left atrium and ventricle of the heart ® pulmonary veins ® lungs ® pulmonary artery
15

Why will the pH balance of a body with a damaged lower respiratory system change?

A
The lungs may not remove as much carbon dioxide as before the damage.
B
The epithelial cells may not remove as many foreign particles as before the damage.
C
The lungs may not take in as much oxygen as before the damage.
D
The epithelial cells may not keep the inside of the lungs as lubricated as before the damage.
16

Armando is a trained healthcare professional who analyzes oxygen levels of the blood. He performs tests that can show the severity of a patient’s respiratory condition and helps formulate a treatment plan. What kind of respiratory professional is Armando?

A
technician
B
nurse
C
therapist
D
pulmonologist
17

What is the primary function of the upper respiratory system?

A
to move air toward the lungs while warming, moistening, and filtering it
B
to diffuse oxygen and carbon dioxide in and out of cells
C
to absorb and break down nutrients after they are consumed
D
to pad the head with air pockets to protect against brain trauma
18

What could help prevent certain cases of cancer?

A
using air conditioning
B
covering the mouth when coughing
C
using antibiotics regularly
D
avoiding secondhand smoke
19

In the respiratory system, epithelial cells

A
remove carbon dioxide from the body.
B
act as a passageway by which air moves into the lungs.
C
secrete fluids that protect the inside of the trachea.
D
transfer oxygen to the cells in the body.
20

Mya is running a marathon. Her heartbeat increases. How does the increase in heartbeats assist Mya’s respiratory system?

A
The increase of blood through her body allows for more oxygen to be delivered to her tissues.
B
The increase of blood through her body allows for less oxygen to be delivered to her tissues.
C
The increase of blood through her body allows for more carbon dioxide to be delivered to her tissues.
D
The increase of blood through her body allows for less carbon dioxide to be delivered to her tissues.

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