Which Statement Is Correct Regarding Smooth Muscle

question 137

Multiple Choice

Which statement is correct regarding smooth muscle?

• A) It composes the walls of the heart.
• B) Its cells are multinucleated.
• C) Its cells are spindle shaped.
• D) Its cells lack actin and myosin.

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Definitions:

REM Sleep

A distinct phase of sleep characterized by rapid eye movements, increased brain activity, and vivid dreaming, playing a key role in learning and memory.

Brain

The organ located in the head of animals, including humans, that is the center of the nervous system, controlling functions such as perception, thinking, memory, and decision making.

Major Postural Muscles

Muscles that help maintain posture and stability by resisting the force of gravity and supporting the body in both static and dynamic positions.

Stage 3

A phase, level, or step in a process, system, or progression, often used in contexts where stages are sequentially ordered, such as sleep cycles or stages of disease.