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NURS 106 > Appendicular Musculature > Flashcards

Appendicular Musculature Flashcards

1
Q

What is the function of pectoralis minor?

A

Protracts and depresses scapula

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2
Q

What is the function of the serratus anterior?

A

Protracts scapula & swings shoulder anteriorly.

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3
Q

What is the function of the rhomboids?

A

Retract scapula.

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4
Q

What are the functions of the latissimus dorsi?

A

Extends, adducts, and medially rotates the arm; draws the shoulder downward and backward.

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5
Q

What are the functions of the pectoralis major?

A

Shoulder flexion, adduction and horizontal adduction.

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6
Q

What are the functions of the deltoid?

A

Rotating and abducting the shoulder and humerus (think freestyle swimming).

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7
Q

What are the 6 scapulohumeral muscles and what are their functions?

A

Deltoid, supraspinatus, infraspinatus, teres minor, teres major, subscapularis.
Protecting and stabilizing the shoulder joint.

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8
Q

What are the 4 muscles of the rotator cuff and what is their function?

A

Supraspinatus, infraspinatus, teres minor, subscapularis.

Reinforcing the glenohumeral joint.

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9
Q

Which muscles originate on the scapula?

A

Deltoid, teres major, carabronichialic, rotator cuff (4 muscles).

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10
Q

Muscles that flex the forearm are located __________ and include:

A

anteriorly; biceps brachii, brachialis (deep) & brachioradialis (also for supination).

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11
Q

The muscle that extends the forearm is located ___________ and is called the:

A

posteriorly; triceps brachii.

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12
Q

Elbow Flexors

A

biceps brachii, brachialis, brachioradialis

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13
Q

Elbow Extensors

A

triceps brachii

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14
Q

Elbow Pronators

A

pronator teres, pronator quadratus

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15
Q

Elbow Supinators

A

supinator, biceps brachii

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16
Q

Gluteal Group

A

gluteus maximus, gluteus medius, gluteus minimus

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17
Q

Sciatic Nerve

A

nerve extending from the base of the spine down the thigh, lower leg, and foot

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18
Q

Lateral Rotator Group

A

piriformis, obruator internus and externus

19
Q

Pelvic Adductors

A

adductor longus, adductor magnus, gracilis, pectineus and brevis

20
Q

Iliopsoas

A

psoas major and iliacus, with the ingunial ligament for lateral movement and extension

21
Q

Sartorius

A

flexes, abducts, and laterally rotates thigh at the hip; flexes knee

22
Q

Gracilis

A

mainly controls hip joint movement

23
Q

Gluteus and Iliacus Muscles

A

antagonistic muscles

24
Q

Knee/Hamstring Flexors

A

biceps femoris, semimembranosus, semitendinosus, and supporting muscles, sartorius, popliteus, also extends the hip joint

25
Q

Knee/Quadriceps Extensors

A

rectus femoris, vastus intermedius, vastus lateralis, vastus medialis, while also flexing the hip joint

26
Q

Ankle Flexors

A

tibialis anterior for dorsi flexion

27
Q

Ankle Extensors

A

tibialis posterior, fibularis brevis, gastrocnemius and soleus, working together as synergisitc muscles

28
Q

Hallucis

A

big toe

29
Q

Digital Flexors

A

flexor digitorum longus, flexor hallucis longus

30
Q

Plantar Flexors

A

tibialis posterior, fibularis longus and fibularis brevis

31
Q

Digital Extensors

A

extensor digitorum longus, extensor hallucis longus

32
Q

Muscles of the lower limb are ____ & ____ powerful than the upper limb

A

larger, more

33
Q

What are the 4 muscle groups of the thigh?

A
  • Gluteal
  • Lateral rotator
  • Adductor
  • Iliopsoas
34
Q

What is the function of the iliopsoas group?

A

Hip joint movement

35
Q

What is the function of the gluteal group?

A

Abduction and medial rotation

36
Q

What is the function of the lateral rotator group?

A

Rotation of the femur in the hip joint

37
Q

What is the function of the adductor group?

A

Adducting the femur in the hip joint

38
Q

The trapezius consists of 3 types of fibres:

A

upper, middle and lower fibres.

39
Q

What is the function of the levator scapulae?

A

Elevates the scapula (like shrugging motion).

40
Q

What are the 2 prime movers of the arm?

A

Pectoralis major & latissimus dorsi.

41
Q

What are the 5 flexors of the leg?

A
  • Biceps femoris
  • Semimembranosus
  • Semitendinosus
  • Sartorius
  • Popliteus
42
Q

What are the 4 extensors of the leg?

A
  • Rectus femoris
  • Vastus intermedius
  • Vastus lateralis
  • Vastus medialis
43
Q

What are the 4 extensors of the leg?

A
  • Rectus femoris
  • Vastus intermedius
  • Vastus lateralis
  • Vastus medialis
44
Q

What are the 3 muscles that move the foot?

A
  • Tibialis anterior
  • Tibialis posterior
  • Gastrocnemius

NURS 106 (22 decks)

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