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ATI RN · ATI Medical Surgical · Multiple Choice Questions for Respiratory System

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

2,3 DPG (Diphospho glycerate) is an important molecule that competes for Oxygen binding sites of Hemoglobin. It is present in

A. Blood Plasma
B. Erythrocytes
C. Leucocytes
D. Blood of lungs

Expert Explanatory Rationale

Correct Answer: Erythrocytes

Question 2 of 5

Of the four parts of respiration the part when oxygen and carbon dioxide are exchanged in the capillaries lining the alveoli in the lungs is:

A. pulmonary ventilation
B. external respiration
C. transport of respiratory gases
D. internal respiration

Expert Explanatory Rationale

Correct Answer: external respiration

Question 3 of 5

You are supervising a nursing student who is providing care for a thoracotomy client with a chest tube. What finding will you clearly instruct the nursing student to notify you about immediately?

A. Chest tube drainage of 10-15 mL per hour
B. Continuous bubbling in the water seal chamber
C. Complaints of pain at the chest tube site
D. Chest tube dressing dated yesterday.

Expert Explanatory Rationale

Correct Answer: Continuous bubbling in the water seal chamber

Question 4 of 5

Partial pressure of O2 in the inspired air is 156 mm Hg and that of CO2 is

A. 0.3 mm Hg
B. 0.5 mm Hg
C. 140 mm Hg
D. 46 mmHg

Expert Explanatory Rationale

Correct Answer: 0.3 mm Hg

Question 5 of 5

The nurse is preparing the patient for and will assist the physician with a thoracentesis in the patient's room. Number the following actions in the order the nurse should complete them.

A. Verify breath sounds in all fields.
B. Obtain the supplies that will be used.
C. Send labeled specimen containers to the lab.
D. Direct the family members to the waiting room.

Expert Explanatory Rationale

Correct Answer: Obtain the supplies that will be used.

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