Which of the Following Statements Are True of the Bronchial

question 23

Multiple Choice

Which of the following statements are true of the bronchial vasculature?
I.Bronchial systemic venous blood drains directly into the pulmonary veins.
II.Oxygen-poor blood mixes with freshly oxygenated pulmonary venous blood on its way to the left ventricle.
III.Bronchial blood flow is only 1% to 2% of the cardiac output.
IV.The anatomical shunt from this source is usually approximately 10%.

• A) I, II, III
• B) III, IV
• C) I, II, III, IV
• D) II, IV

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Definitions:

Pancreas

A gland located behind the stomach that produces digestive enzymes and hormones, including insulin.

Insulin

A hormone produced by the pancreas that regulates blood glucose levels by facilitating the uptake of glucose into tissues.

Diabetes

A chronic condition characterized by high levels of sugar in the blood, often due to insulin resistance or deficiency.

PET Scans

A medical imaging technique that produces detailed, three-dimensional pictures of the inside of the body using a radioactive tracer to visualize metabolic or other biological processes.