UNAR Vital Signs Measurement 3

Question 1

When measuring blood pressure, what does the first (higher) number in a reading represent?

Accepted Answer

Systolic pressure — when the heart contracts

Answer

Diastolic pressure — when the heart is at rest

Answer

Mean arterial pressure

Answer

Pulse pressure

Question 2

A CNA wraps the blood pressure cuff around a resident's arm. The lower edge of the cuff should be placed how far above the antecubital space (inner elbow)?

Accepted Answer

1 inch

Answer

1/2 inch

Answer

2 inches

Answer

3 inches

Question 3

Which of the following conditions can cause a falsely HIGH blood pressure reading?

Accepted Answer

Resident talking during the measurement

Answer

Cuff that is too large for the arm

Answer

Resident's arm positioned above heart level

Answer

Deflating the cuff too slowly

Question 4

When taking a blood pressure manually, the CNA inflates the cuff, then deflates it slowly. The FIRST sound heard through the stethoscope represents which value?

Accepted Answer

Systolic pressure

Answer

Diastolic pressure

Answer

Mean arterial pressure

Answer

Pulse pressure

Question 5

A resident's blood pressure reads 148/92 mmHg. Which best describes this finding?

Accepted Answer

Stage 2 hypertension

Answer

Normal

Answer

Hypotension

Answer

Stage 1 hypertension

Question 6

The CNA should NOT take blood pressure on an arm that has which of the following?

Accepted Answer

An intravenous (IV) line in that arm

Answer

A watch on the wrist

Answer

A healed scar on the forearm

Answer

A blood pressure reading that was normal yesterday

Question 7

After taking a blood pressure, how should the CNA position the resident's arm before removing the cuff?

Accepted Answer

Supported at heart level

Answer

Raised above the head

Answer

Extended straight down at the side

Answer

Crossed over the chest