What Is the Gauge of Needles Most Commonly Used in Venipuncture

question 45

Multiple Choice

What is the gauge of needles most commonly used in venipuncture?

• A)20, 21, and 16
• B)18, 20, and 21  
• C)20, 21, and 22
• D)21, 22, and 23

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Definitions:

Men

Adult human males, often studied in various sociocultural, psychological, and biological contexts.

Women

Adult human females, often referred to in contexts regarding gender differences, social roles, or biological aspects.

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Methods or practices designed to reduce tension and stress in the body, often involving breathing exercises, meditation, or physical activity.

Biofeedback

A technique that teaches individuals to control bodily processes that are normally involuntary, like heart rate, through monitoring.