CHAPTER 16 - A&P

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Questions and Answers

Which of the following muscles does not move the upper arm?

  • Deltoid
  • Trapezius (correct)
  • Latissimus dorsi
  • Pectoralis major

All of the following muscles are part of the rotator cuff muscles except the:

  • Teres minor
  • Infraspinatus
  • Supraspinatus
  • Deltoid (correct)

The teres major and teres minor muscles move the:

  • Shoulder
  • Forearm
  • Arm (correct)
  • Wrist

The muscle that allows the thumb to be drawn across the palm to touch the tip of any finger is the:

<p>Opponens pollicis (C)</p> Signup and view all the answers

The muscle that raises or lowers the shoulders or shrugs them is the:

<p>Trapezius (B)</p> Signup and view all the answers

The muscle that extends and adducts the arm is the:

<p>Latissimus dorsi (B)</p> Signup and view all the answers

The posterior arm muscle that extends the forearm is the:

<p>Triceps brachii (A)</p> Signup and view all the answers

The muscle that flexes the semipronated or semisupinated forearm is the:

<p>Brachioradialis (D)</p> Signup and view all the answers

Muscles that move the upper arm originate on the:

<p>Clavicle and scapula (C)</p> Signup and view all the answers

In pushing (pressing) a weight from shoulder height to above the head, which of the following muscles is least utilized?

<p>Biceps brachii (A)</p> Signup and view all the answers

The muscle(s) assisting in rotating the arm outward is (are) the:

<p>Teres minor (A)</p> Signup and view all the answers

The action of the brachialis muscle is to:

<p>Flex (C)</p> Signup and view all the answers

The flexor muscles that move the fingers are mostly located on the:

<p>Anterior medial surface of the forearm (D)</p> Signup and view all the answers

Which of the following is not a muscle that moves the thigh?

<p>Sacrospinalis (A)</p> Signup and view all the answers

Which of the following is not a muscle of the quadriceps femoris group?

<p>Biceps femoris (C)</p> Signup and view all the answers

When an athlete injures a muscle of the hamstring group, the injury is on the:

<p>Posterior thigh (C)</p> Signup and view all the answers

Muscles located on the lower leg move the:

<p>Foot (B)</p> Signup and view all the answers

Which of the following body systems assists the muscles in maintaining posture?

<p>All of the above (D)</p> Signup and view all the answers

Which of the following is not a posterior muscle that acts on the shoulder girdle?

<p>Pectoralis minor (A)</p> Signup and view all the answers

Which of the following is not a muscle that moves the foot?

<p>Sartorius (A)</p> Signup and view all the answers

Flashcards

Trapezius

Muscle that does not move the upper arm.

Rotator cuff muscles

The four muscles surrounding the shoulder joint, providing stability and enabling a wide range of movements.

Opponens pollicis

Muscle that allows the thumb to touch the tip of any finger by drawing it across the palm.

Latissimus dorsi

Muscle that extends and adducts the arm.

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Triceps brachii

Posterior arm muscle that extends the forearm.

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Flex

The brachialis muscle action is to...

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Flexor muscles moving fingers

Lie on the anterior medial surface of the forearm.

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Sacrospinalis

Not a muscle that moves the thigh.

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Biceps femoris

Not a muscle of the quadriceps femoris group?

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Sartorius

Not a muscle that moves the foot?

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Study Notes

  • The trapezius muscle does not move the upper arm.
  • The deltoid muscle is not part of the rotator cuff muscles.
  • The teres major and teres minor muscles facilitate arm movement.
  • The opponens pollicis muscle allows the thumb to touch the tip of any finger.
  • The trapezius muscle raises or lowers the shoulders.
  • The latissimus dorsi muscle extends and adducts the arm.
  • The triceps brachii is the posterior arm muscle that extends the forearm.
  • The brachioradialis muscle flexes the semipronated or semisupinated forearm.
  • Muscles that move the upper arm originate on the clavicle and scapula.
  • The biceps brachii is least utilized when pushing a weight from shoulder height to above the head.
  • The teres minor assists in rotating the arm outward.
  • The brachialis muscle's action is to flex.
  • Flexor muscles that move the fingers are mostly located on the anterior medial surface of the forearm.
  • The sacrospinalis is not a muscle that moves the thigh.
  • The biceps femoris is not a muscle of the quadriceps femoris group.
  • A hamstring injury is located on the posterior thigh.
  • The sartorius is not a muscle that moves the foot.
  • Muscles located on the lower leg move the foot.
  • The digestive, endocrine, and excretory systems assist muscles in maintaining posture.
  • The pectoralis minor is not a posterior muscle that acts on the shoulder girdle.

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