Question

multiple choice question
when measuring arterial blood pressure, the first korotkoff sound occurs when the cuff pressure is about the same as the pressure in the brachial artery and a small amount of blood passes through the brachial artery. the pressure indicated in the pressure gauge at this moment represents the ______ pressure.
average
systolic
diastolic
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Explanation:

The first Korotkoff sound during blood - pressure measurement indicates the systolic pressure. Systolic pressure is the pressure in arteries when the heart contracts and pumps blood out. The first sound is heard when the cuff pressure drops to the point where blood can start flowing through the constricted artery.

Answer:

B. systolic