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The client has emphysema, which causes the alveoli to collapse making the O2 and CO2 gas exchange difficult, making the patient breathe more frequently than normal. This is caused by which of the following?

Decreased K+ levels

Increased 02 levels

Decreased CO2 levels

Increased CO2 levels

Answer and Explanation

The Correct Answer is D

A. Decreased K⁺ levels: Not related to respiratory drive.

B. Increased O₂ levels: May actually suppress the drive to breathe in COPD patients.

C. Decreased CO₂ levels: Would reduce respiratory drive, not increase it.

D. Increased CO₂ levels: Correct; high CO₂ levels stimulate the respiratory center to increase breathing rate.

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Correct Answer is C

Explanation

A. Surrounded by rings of cartilage: Only the larger bronchi are surrounded by cartilage; bronchioles and alveoli are not.

B. Upper respiratory structures: These are part of the lower respiratory tract.

C. Collectively referred to as the bronchial tree: This is the correct term for the branching airway system from the trachea to alveoli.

D. The sites of the exchange of respiratory gases: Only the alveoli are directly involved in gas exchange.

A. Cyanosis B. Bradycardia C. Pallor D. Bradypnea

Correct Answer is A

Explanation

A. Cyanosis: Cyanosis is a common sign of hypoxia caused by low oxygen levels in the blood.

B. Bradycardia: Hypoxia typically causes tachycardia, not bradycardia.

C. Pallor: Pallor may indicate anemia or poor circulation, not specifically hypoxia.

D. Bradypnea: Hypoxia usually triggers an increased respiratory rate (tachypnea), not bradypnea.

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The client has emphysema, which causes the alveoli to collapse making the O2 and CO2 gas exchange difficult, making the patient breathe more frequently than normal. This is caused by which of the following?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

The bronchi, bronchioles, and alveoli are:

Correct Answer is C

Explanation

A nurse is collecting data from a client who has a respiratory disorder and displays manifestations of hypoxia. Which of the following findings should the nurse expect?

Correct Answer is A

Explanation

Which of the following are reasons that people breath more rapidly when exercising? Select all that apply.

This nerve stimulates the diaphragm.

Which transport mechanism causes the respiratory gases (O2, CO2) to move between the alveoli and pulmonary capillaries?

Using the provided diagram, identify the structure labeled as #6.

The trachea branches into the right and left:

You notice that a client's sternocleidomastoid muscle (an accessory respiratory muscle) is contracting with respiration while the patient is at rest. What should the nurse conclude based on this observance?

The epiglottis:

Identify the names of the following: voice box, throat, windpipe.