3. Muscles provide all of the following except? a. Protection b. Posture and sup

Question

3. Muscles provide all of the following except?

a. Protection

b. Posture and support

c. Produce a major portion of total body heat

d. Attachment points for other muscles

4. Which of the following is affected by the shape and size of a muscle?

a. Rate of muscle contraction

b. Bony structure

c. Ability of a muscle to produce force

d. Location of the associated nerve

5. Which of the types of muscle contraction is usually utilized in causing an object's deceleration?

a. Concentric

b. Eccentric

c. Isokinetic

d. Isometric

6. Which of the following is Newton's Law of Inertia?

a. For every action there is an opposite and equal reaction.

b. A body in motion tends to remain in motion at the same speed in a straight line unless acted on by a force.

c. A change in the acceleration of a body occurs in the same direction as the force that caused it.

d. None of the choices is correct.

7. Which of the following muscles would best be strengthened by the bench press exercise?

a.Trapezius

b. Rhomboids

c. Serratus anterior

d. Levator

8. The muscles that are included in the shoulder girdle group include all of the following except?

a. Pectoralis major

b. Trapezius

c. Serratus Anterior

d. Rhomboid major and minor

9. Which of the following is not a structure associated with the shoulder joint?

a. Ribs

b. Humerus

c. Clavicle

d. Scapula

10. Which of the following muscles does not act in flexion of the elbow?

a. Biceps brachii

b. Brachialis

c. Brachioradialis

d. Pronator quadratus

Explanation / Answer

3.D.

Muscles do not pprovide attachment point to other muscles. Bones provide attachment point.

4.B

Bone structure is affected by the muscles. muscle grooves/mpressions are seen on the bone.

5.B. Eccentric

6. B

An object at rest stays at rest and an object in motion stays in motion with the same speed and in the same direction unless acted upon by an unbalanced force.

7.C

Serratus anterior is best exercised in bench press.

8. Trapezius

9.Ribs are not associated with shoulder joint.

10. d. Pronator quadratus is not involved in flexion of elbow

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