Which of the Following Statements About Bile Acids Is CORRECT

question 53

Multiple Choice

Which of the following statements about bile acids is CORRECT?

• A) bile acids are required for the absorption of vitamins A and K
• B) Taurodeoxycholic acid is a primary conjugated bile acid.
• C) Glycochenodeoxycholic acid is a secondary conjugated bile acid.
• D) The presence of high concentrations of bile acids stimulates the synthesis of additional bile acids.
• E) The rate-limiting step in their synthesis is decarboxylation.

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Definitions:

Semilunar Valves

Valves located between the ventricles of the heart and the large arteries leaving the heart (the pulmonary artery and aorta) that prevent backflow of blood into the ventricles.

Diastole

The period during a heartbeat when the heart muscle is in a state of relaxation, permitting the chambers to be replenished with blood.

Carotid Artery Pulse

A pulse that can be felt on either side of the neck over the carotid arteries, used to assess heart rate and rhythm.

Apical Pulse

The heartbeat as heard with a stethoscope placed on the chest directly over the apex of the heart, used for accurate measurement of heart rate.