A&p Respiratory System
- 1.
Which of the following correctly traces the route of air flow in the respiratory tract?
- A.
Larynx-pharynx-trachea-bronchioles-bronchi
- B.
Pharynx-larynx-trachea-bronchi-bronchioles
- C.
Larynx-pharynx-trachea-bronchi-bronchioles
- D.
Larynx-pharynx-bronchi-trachea-bronchioles
- E.
Pharynx-trachea-larynx-bronchi-bronchioles
Correct Answer
B. Pharynx-larynx-trachea-bronchi-bronchioles -
- 2.
The largest of the following is the
- A.
Thryoid cartilage
- B.
Corniculate cartilage
- C.
Arytenoids cartilage
- D.
Epiglottis cartilage
- E.
Cricoids cartilage
Correct Answer
A. Thryoid cartilage -
- 3.
Most carbon dioxide is transported in the blood
- A.
Bound to the ferrous ion of hemoglobin
- B.
As dissolved gas bubbles
- C.
As bicarbonate ions
- D.
Bound to the globin moiety of hemoglobin
- E.
Bound to carbonic anhydrase
Correct Answer
C. As bicarbonate ions -
- 4.
Gasping, labored breathing, or "craving for air" is called
- A.
Eupnea
- B.
Hyperventilation
- C.
Dyspenea
- D.
Hyperpnea
- E.
Cheyne-Stokes breathing
Correct Answer
C. Dyspenea -
- 5.
Which of the following has the strongest stimulatory effect on pulmonary ventilation?
- A.
PO2 of the air
- B.
PO2 of the blood
- C.
PCO2 of the blood
- D.
Systolic blood pressure
- E.
Osmolarity of the blood
Correct Answer
C. PCO2 of the blood -
- 6.
__________________ protects the lungs from damage by overinflation.
- A.
Pulmonary compliance
- B.
The inflation (Hering-Breuer) reflex
- C.
The baroreflex
- D.
Airway resistance
- E.
The apneustic center
Correct Answer
B. The inflation (Hering-Breuer) reflex -
- 7.
In keeping with ____________________, the warming of air as it is inhaled is one factor that inflates the lungs.
- A.
The Bohr effect
- B.
Dalton's Law
- C.
The law of Laplace
- D.
Charle's Law
- E.
Henry's Law
Correct Answer
D. Charle's Law -
- 8.
Squamous cell carcinoma is a form of lung cancer that begins in the
- A.
Epithelium of the bronchi
- B.
Pulmonary lymph nodes
- C.
Type II cells of the alveoli
- D.
Mucous glands of the bronchi
- E.
Respiratory bronchioles
Correct Answer
A. Epithelium of the bronchi -
- 9.
One effect of hypoxia is
- A.
Pneumothorax
- B.
Atelectasis
- C.
Low hematocrit
- D.
Anemia
- E.
Cyanosis
Correct Answer
E. Cyanosis -
- 10.
For the last minute you have been quietly reading without thinking about it. During this time, you have been taking in an amount of air called the _________________ into your lungs with each breath.
- A.
Total lung capacity
- B.
Minute respiratory volume
- C.
Inspiratory reserve volume
- D.
Tidal volume
- E.
Vital capacity
Correct Answer
D. Tidal volume -
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Mar 16, 2022Quiz Edited by
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Dec 11, 2011Quiz Created by
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