Deck 13: The Respiratory System: Movement of Air

Question 1

What is the purpose of cilia in the respiratory tract?

A)Move the air deeper
B)Warm the incoming air
C)Move mucus and debris caught in mucus out of the respiratory tract
D)Moisten the incoming air

Answer 1

C

Question 2

Why does a boy's voice change when he goes through puberty?

A)Estrogen makes the vocal cords thinner.
B)Estrogen makes the vocal cords longer.
C)Testosterone makes the vocal cords shorter.
D)Testosterone makes the vocal cords thicker.

Answer 2

D

Question 3

What is the name of the structure labeled B?

A)Nasal cavity
B)Uvula
C)Auditory tube
D)Trachea

Answer 3

C

Question 4

The volume of air during each normal breath is called the:

A)tidal volume.
B)inspiratory reserve volume.
C)expiratory reserve volume.
D)vital capacity.

Question 5

Which structure is part of the conducting zone of the respiratory system?

A)Alveoli
B)Respiratory brochioles
C)Bronchi
D)All of these choices

Question 6

Which of the following is part of the "Adam's apple"?

A)Epiglottis
B)Cricoid cartilage
C)Thyroid cartilage
D)Arytenoid cartilage

Question 7

The walls of the alveolar sac are composed of:

A)squamous epithelial.
B)cuboidal epithelial.
C)pseudostratified ciliated columnar epithelial.
D)columnar (with microvilli)epithelial.

Question 8

After air passes through structure A it goes to the:

A)trachea.
B)secondary bronchi.
C)terminal bronchiole.
D)alveoli.

Question 9

The nostrils are also known as:

A)the external nares.
B)the nasal cavity.
C)the upper respiratory.
D)the nose.

Question 10

Which parts of the brain set your breathing rate?

A)Medulla oblongata and pons
B)Cerebellum and pons
C)Limbic system and pons
D)Prefrontal cortex and pons

Question 11

What are the names of the structures labeled A?

A)External nares
B)Internal nares
C)Uvula
D)Nasal conchae

Question 12

The exchange of gases occurs in the:

A)trachea.
B)terminal bronchioles.
C)primary bronchus.
D)alveoli.

Question 13

Identify this structure.

A)Pharynx
B)Esophagus
C)Bronchi
D)Trachea

Question 14

What is the purpose of the structure labeled B?

A)Prevent food from entering the trachea
B)Direct food into trachea
C)Produce sound
D)Close off the esophagus during breathing

Question 15

In the diagram which letter indicates vital capacity?

A)A
B)B
C)C
D)D

Question 16

The serous membrane covering the lungs is:

A)the pleura.
B)the pericardium.
C)the peritoneum.
D)the meninges.

Question 17

The nasal cavity is divided into right and left sides by the:

A)external nares.
B)nasal septum.
C)internal nares.
D)uvula.

Question 18

The fleshy tab of tissue that hangs down the back of the throat is:

A)the uvula.
B)the oropharynx.
C)the internal nares.
D)the epiglottis.

Question 19

Which of the following belongs to the upper respiratory tract?

A)Alveoli
B)Bronchi
C)Trachea
D)Nasal cavity

Question 20

What would happen if there was a hole in structure B?

A)More air would enter the lung.
B)The lung would collapse.
C)The lung would expand more than usual.
D)Nothing would change because a clot would form and quickly seal it.

Question 21

Most carbon dioxide in the blood is transported:

A)as bicarbonate.
B)as carbonic anhydrase.
C)as carbaminohemoglobin.
D)as gas dissolved in the plasma.

Question 22

What is the name of the structure labeled C?

A)Respiratory membrane
B)Conducting membrane
C)Visceral and parietal pleura
D)Diaphragm

Question 23

What is the name of muscle C?

A)External intercostals
B)Internal intercostals
C)Diaphragm
D)Scalenes

Question 24

Chemoreceptors in the carotid artery and aorta detect:

A)levels of oxygen only.
B)levels of carbon dioxide only.
C)levels of carbon monoxide only.
D)levels of oxygen and carbon dioxide.

Question 25

Which of the following is the exchange of gases between the blood and the cells of the body?

A)Ventilation
B)External respiration
C)Internal respiration
D)Transport of oxygen in the blood

Question 26

Which disorder is characterized by the destruction of alveolar walls?

A)Tuberculosis
B)Sinusitis
C)Emphysema
D)Bronchitis

Question 27

According to Boyle's law,

A)volume increases with decreased temperature.
B)pressure decreases with decreased volume.
C)pressure increases with decreased volume.
D)volume increases with increased pressure.

Question 28

Most oxygen in the blood is transported:

A)as gas dissolved in the plasma.
B)as bicarbonate.
C)as carbaminohemoglobin.
D)as oxyhemoglobin.

Question 29

When does the muscle labeled C contract?

A)During forced exhalation
B)During inhalation
C)During passive exhalation
D)During inhalation and exhalation

Question 30

The pharynx is also known as the throat.

Question 31

Which respiratory process is pictured in this diagram?

A)Ventilation
B)External respiration
C)Internal respiration
D)Gas transport

Question 32

One function of the respiratory system is to maintain blood pH.

Question 33

Aging athletes find themselves out of breath quicker because:

A)residual volume decreases with age.
B)total lung capacity decreases with age.
C)vital capacity decreases with age.
D)tidal volume decreases with age.

Question 34

Identify the symptom of a disorder of the lower respiratory tract.

A)The nasal cavity is swelling and limiting ventilation.
B)The sinuses fill with mucus and cause headache.
C)The lungs are filling with fluid.
D)The bronchi contract constricting air flow.

Question 35

Vital capacity is the amount of air you breathe:

A)normally at rest.
B)in during a forced inhalation.
C)out during a forced exhalation.
D)in and out during one huge breath.

Question 36

The pH of the blood is influenced by the concentration of:

A)oxygen in the blood.
B)RBCs in the blood.
C)carbon dioxide in the blood.
D)carbon dioxide in the lungs.

Question 37

Identify the structure shown here.

A)Pharynx
B)Trachea
C)Larynx
D)Laryngopharynx

Question 38

Tertiary bronchi lead to bronchioles.

Question 39

How is oxygen able to move in the direction indicated in this diagram?

A)Partial pressure of oxygen is lower in the blood
B)Partial pressure of oxygen is higher in the blood
C)The cells of the lungs are actively transporting oxygen
D)The cells of the blood are actively transporting oxygen

Question 40

The trachea is located behind the esophagus.

Question 41

Tidal volume is the amount of air you move in during a forced inhalation.

Question 42

A restrictive disease of the lower respiratory tract results in difficulty inhaling and exhalation.

Question 43

Asthma is a restrictive disease.

Question 44

Hemoglobin has a higher affinity for carbon monoxide than for oxygen.

Question 45

Dalton's law states that gases move independently down their pressure gradients from higher pressure to lower pressure.

Question 46

Tuberculosis is on the rise again because antibiotic-resistant,tubercular bacterial strains have now appeared.

Question 47

Exhalation is a passive process unless we must forcibly exhale.