Most of the oxygen in the blood is found in the .

ATI RN

ATI RN Test Bank

Most of the oxygen in the blood is found in the _____.

A. plasma B. hemoglobin C. iron D. capillaries

Correct Answer: B

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

What covers the glottis during swallowing to prevent the entry of food into the larynx?

A. Epiglottis B. Trachea C. Bronchi D. Alveoli

Correct Answer: A

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

What forms the anatomical boundaries of the thoracic chamber?

A. Vertebral column and sternum B. Ribs and diaphragm C. Lungs and sternum D. Diaphragm and vertebral column

Correct Answer: B

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

What happens to the intra-pulmonary pressure during expiration?

A. It increases B. It decreases C. It remains the same D. It fluctuates rapidly

Correct Answer: A

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

Which pulmonary capacity represents the maximum volume of air a person can breathe in after a forced expiration?

A. Vital Capacity (VC) B. Functional Residual Capacity (FRC) C. Total Lung Capacity D. Inspiratory Capacity (IC)

Correct Answer: A

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

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