Massage Therapist Massage Therapist Kinesiology and Biomechanics Questions and Answers 2

Question 1

Which type of muscle contraction occurs when a muscle generates force while lengthening, such as slowly lowering a weight?

Accepted Answer

Eccentric contraction

Answer

An eccentric contraction occurs when a muscle lengthens under tension, controlling the deceleration of a movement.

Question 2

What is the term for the point where a muscle attaches to the more stationary bone during movement?

Accepted Answer

Origin

Answer

The origin is the proximal attachment site of a muscle, typically on the more stable or stationary bone.

Question 3

In biomechanics, what type of lever system is most common in the human body?

Accepted Answer

Third-class lever

Answer

Third-class levers, where the effort is between the fulcrum and the load, are the most common lever type in the human body.

Question 4

Which plane of motion divides the body into front and back halves and includes movements such as abduction and adduction?

Accepted Answer

Frontal (coronal) plane

Answer

The frontal or coronal plane divides the body into anterior and posterior sections and is the plane in which lateral movements occur.

Question 5

What is the role of the synergist muscle during a movement?

Accepted Answer

It assists the prime mover in performing the action

Answer

A synergist muscle assists the agonist by contributing to the same movement or reducing unnecessary motion.

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