Medical Knowledge Clinical Procedures

Question 1

What is the correct technique for measuring blood pressure?

Accepted Answer

Use a properly sized cuff on the bare arm at heart level with the patient seated

Answer

Accurate blood pressure measurement requires a properly sized cuff applied to the bare arm at heart level while the patient is seated and resting.

Question 2

What does a 12-lead ECG primarily assess?

Accepted Answer

Electrical activity of the heart

Answer

A 12-lead ECG records the heart's electrical activity from 12 different angles to diagnose arrhythmias, ischemia, and infarction.

Question 3

What is the correct order for donning PPE?

Accepted Answer

Gown, mask/respirator, eye protection, gloves

Answer

The correct PPE donning order is gown first, then mask/respirator, then eye protection, then gloves to minimize self-contamination.

Question 4

Why is a tourniquet applied before venipuncture?

Accepted Answer

To engorge the vein for easier access before needle insertion

Answer

A tourniquet applied 3–4 inches above the site distends the vein by impeding venous return, making it easier to locate and puncture.

Question 5

What is the purpose of an indwelling Foley catheter?

Accepted Answer

Drain urine continuously from the bladder

Answer

A Foley catheter is an indwelling urinary catheter that continuously drains urine from the bladder when the patient cannot void.

Medical Knowledge Practice Test