Deck 14: The Respiratory System: Movement of Air

Question 1

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.

Answer 1

B

Question 2

The serous membrane covering the lungs is:

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

Answer 2

A

Question 3

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

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

Answer 3

C

Question 4

What are the names of the structures labeled A?

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

Question 5

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 6

What is the name of the structure labeled B?

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

Question 7

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

Question 8

Which of the following belongs to the upper respiratory tract?

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

Question 9

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 10

After air passes through structure A it goes to the:

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

Question 11

The exchange of gases occurs in the:

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

Question 12

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 13

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 14

In the diagram which letter indicates vital capacity?

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

Question 15

Identify this structure.

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

Question 16

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.

Question 17

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 18

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 19

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

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

Question 20

The nostrils are also known as:

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

Question 21

The pharynx is also known as the throat.

Question 22

The conducting zone functions

A) conducts air from the alveoli to the blood.
B) conducts air from the atmosphere to the respiratory zone.
C) conducts air from the blood to the alveoli.
D) conducts air from the left lobe of the lung to the right.

Question 23

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

Question 24

The right lung has three lobes and the left lung has two lobes.

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

Most oxygen in the blood is transported:

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

Question 27

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 28

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 29

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 30

Which respiratory process is pictured in this diagram?

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

Question 31

When does the muscle labeled C contract?

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

Question 32

Identify the structure shown here.

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

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

What is the name of muscle C?

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

Question 35

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 36

Which disorder is characterized by the destruction of alveolar walls?

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

Question 37

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 38

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 39

The conducting zone includes the bronchioles and alveoli, and is the location of gas exchange.

Question 40

What is the name of the structure labeled C?

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

Question 41

The amount of air that remains in the lungs after a forced exhalation is called _________________.

Question 42

The bright red color of arterial blood is due to the high concentration of ________________.

Question 43

The differences in toxic smoke production between tobacco, wood, and Cannabis are minimal.

Question 44

Tertiary bronchi lead to bronchioles.

Question 45

The larynx is also called the voice box because of the presence of the ___________________.

Question 46

The trachea is located behind the esophagus.

Question 47

Asthma is a restrictive disease.

Question 48

Exhalation is a passive process unless we must forcibly exhale.

Question 49

_____________ causes most cases of lung cancer.

Question 50

The detergent-like fluid that prevents the walls of the alveoli from sticking together is called _______________.

Question 51

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

Question 52

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

Question 53

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

Question 54

____________ ____________ is the exchange of gases between the air in the alveoli and the blood in the pulmonary capillaries.

Question 55

One of the most common upper respiratory tract disorders is ________________.

Question 56

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

Question 57

A(n) __________________ occurs when air enters the pleural space due to a puncture of the thoracic cavity.

Question 58

A(n) __________________ is a procedure in which a hole is cut in the trachea to allow a tube to be inserted for help in ventilation.

Question 59

The resting rate of respiration and the constant day-in, day-out breaths are controlled by the ____________ and _________, which are parts of the brain stem.

Question 60

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

Question 61

Discuss the function of the respiratory system.

Question 62

Describe the role of carbon dioxide in the control of breathing.

Question 63

Describe the structure and function of the alveoli.