The Repeating Unit of a Skeletal Muscle Fiber Is the

question 25

Multiple Choice

The repeating unit of a skeletal muscle fiber is the

• A) sarcolemma.
• B) sarcomere.
• C) sarcoplasmic reticulum.
• D) myofibril.
• E) myofilament.

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Definitions:

Standard Precautions

A set of infection control practices used to prevent transmission of diseases that can be acquired by contact with blood, bodily fluids, non-intact skin, and mucous membranes.

Tuberculosis (TB)

A serious infectious disease caused by the bacterium Mycobacterium tuberculosis that primarily affects the lungs but can spread to other parts of the body.

AFB Smear

A laboratory test that involves staining a sample and examining it under a microscope to identify acid-fast bacilli, commonly used to diagnose tuberculosis.

Cavitation

The formation of vapor cavities in a liquid – such as water – in areas of low pressure, often leading to the emission of shock waves and potentially damaging surfaces like propellers and hydraulic turbines.