Chapter 5: korotkoff Sounds Flashcards

1
Q

What are the sounds heard during blood pressure measurement are called?

A

Korotkoff sounds.

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2
Q

korotkoff sounds are named after?

A

Russian physician Dr. Nikolai korotkoff (who identified them).

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3
Q

What is the Phase I of Korotkoff Sounds?

A

The first pulse sound appears, monitor the reading on the gauge (patient’s systolic number).

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4
Q

What is the Phase II of Korotkoff Sounds?

A

Blood flow in the artery increases and produces a softer swishing sound.

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5
Q

What is the Phase III of Korotkoff Sounds?

A

The sounds become crisper and louder and a rhythmic tapping is heard.

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6
Q

What is the Phase IV of Korotkoff Sounds?

A

As the blood starts flowing fairly easily, the sounds are muffled and softer.

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7
Q

What is the Phase V of Korotkoff Sounds?

A

Since blood flow returns to normal, note the reading at which the sounds disappear completely (this is patient’s diastolic number).

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8
Q

With the use of electronic blood pressure devices are Korotkoff sounds determined?

A

No, the chances of human error are eliminated.

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