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Exam 2: Neuromuscular Fundamentals

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Question 21

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The central, fleshy portion of a muscle is called the gaster.

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Question 22

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Generally, longer muscles can shorten through a greater range and are more effective in moving joints through large ranges of motion.

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Question 23

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List and define/explain the four properties of muscle tissue.

Two different muscles may contract simultaneously at a joint and cause a motion that neither would cause if contracting alone.

Which of the following is a true statement about stabilizer muscles?

Which of the following is not a classification of the types of neurons?

Innervation occurs in the segment of the nervous system responsible for providing a stimulus to muscle fibers within a specific muscle or portion of a muscle.

Which of the following statements is true about an isometric muscle contraction?

Which of the following is not a characteristic after which muscles are named?

Isokinetic muscle contractions involve a dynamic movement wherein the speed of movement is variable.

_____ is a useful way to determine muscle action and is done through using the sense of touch to feel or examine a muscle as it contracts.

When a muscle is suddenly stretched, resulting in an eccentric contraction that is followed by a concentric contraction of the same muscle, the total force generated in the concentric contraction is greater than that of an isolated concentric contraction.

All muscle contractions are classified as either isometric or isotonic.

All of the following are provided by muscles except _____.

The more sudden the activation of a myotatic reflex, the less significant the reflexive contraction.

The sartorius is an example of a strap muscle.

Eccentric muscle contractions are referred to as muscle actions instead of a contraction since the muscle is shortening as opposed to lengthening.

Synergist muscles are considered to be the primary movers during activities.

The term "action" refers to a specific movement of a joint that occurs as a result of a concentric muscle contraction.

Generally, parallel muscles will produce a lesser range of movement than similar-size muscles with a pennate arrangement.