Which is a function of the respiratory system?

Oxygen diffuses across the alveolar membrane into the blood.

The alveoli have cilia that help remove foreign particles.

The diaphragm controls respiration.

The bronchioles contain macrophages that phagocytize inhaled bacteria.

Answer and Explanation

The Correct Answer is A

A. Oxygen diffuses across the alveolar membrane into the blood: This is the primary function of the respiratory system, ensuring oxygenation of blood.
B. The alveoli have cilia that help remove foreign particles: Cilia are present in the respiratory tract, but not in the alveoli.
C. The diaphragm controls respiration: The diaphragm assists with breathing but does not "control" respiration, which is regulated by the brainstem.
D. The bronchioles contain macrophages that phagocytize inhaled bacteria: Macrophages are found in alveoli, not the bronchioles.

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Free Nursing Study Resources

Correct Answer is ["A","B","D"]

Explanation

A. Aspirated vomit: Can obstruct the airway or cause aspiration pneumonia, reducing oxygenation.
B. Pulmonary fibrosis: Scarring of lung tissue impairs gas exchange, leading to hypoxia.
C. Hiccoughs: Not associated with hypoxia; they are an involuntary diaphragmatic spasm.
D. High altitude: Decreased atmospheric oxygen levels can result in hypoxia.

A. Food B. Tongue C. Foreign object D. Medication in pill form

Correct Answer is B

Explanation

A. Food: More common in conscious individuals who are eating.
B. Tongue: The tongue can fall back and block the airway in an unconscious person.
C. Foreign object: Possible but less common than the tongue in unconscious individuals.
D. Medication in pill form: Rare cause of airway obstruction.

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Which is a function of the respiratory system?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

The multiple causes for hypoxia include: (Select all that apply.)

Correct Answer is ["A","B","D"]

Explanation

What is the most common cause of airway obstruction in the unconscious person?

Correct Answer is B

Explanation

The nurse is aware that changes occur in the respiratory system after the age of 70 that put the older adult more at risk for respiratory problems. These changes include: (Select all that apply.)

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A nurse is caring for a client who is experiencing respiratory distress. Which of the following positions should the nurse assist the client into?

A nurse is reinforcing teaching with a newly licensed nurse about the manifestations of hypoxia. Which of the following findings should the nurse include in the teaching?

A nurse performing oral suctioning on an adult patient should set the wall suction machine so that the suction pressure is between:

A nurse is preparing to measure a client's oxygen saturation and notes edema of the client's hands and thickened toenails. The nurse should apply the pulse oximeter probe to which of the following locations?

A nurse is reinforcing teaching with a newly licensed nurse about a nonrebreather mask. Which of the following instructions should the nurse include?