What Is the Purpose of Hand Rails

question 22

Multiple Choice

What is the purpose of hand rails?

• A) They prevent a person from falling out of bed.
• B) They provide support when walking.
• C) They provide support when sitting down or getting up from the toilet.
• D) They are used to propel a wheelchair.

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Definitions:

QRS Complex

A series of three deflections on an electrocardiogram (ECG) representing the electrical activity during the ventricular contraction phase of the heart cycle.

ECG

Electrocardiogram, a diagnostic tool that records the electrical activity of the heart, used to detect heart conditions by measuring the timing and duration of each electric phase in the heartbeat.

QRS Complex

A series of deflections in an electrocardiogram (ECG) representing ventricular depolarization before the main pumping action of the heart.

Atrial Repolarization

The process where atrial muscle cells return to their resting state during the cardiac cycle.