Which of the Following Is an Accurate Statement Regarding the Muscle

question 20

Multiple Choice

Which of the following is an accurate statement regarding the muscle fibers innervated by a single motor neuron?

• A) The motor neuron, along with the muscle fibers, are known as a motor unit
• B) The muscle fibers generally each express the same isoform of myosin
• C) The muscle fibers are generally all of the same type (fast, fatigable; fast, fatigue-resistant, etc.)
• D) all of the above

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Definitions:

Sympathetic Activity

The part of the autonomic nervous system that prepares the body for stress or emergency situations, often referred to as the "fight or flight" response.

Stress

A physical, mental, or emotional factor causing bodily or mental tension, which can stem from any event or thought that makes you feel frustrated, angry, or nervous.

Immune System

A complex network of cells, tissues, and organs that work together to defend the body against infections and disease.

Steroids

A type of organic compound that plays many roles in the human body, including as hormones and vitamins.