Need to know muscles (Practical Final) Flashcards

1
Q

Frontalis

A

Raises eyebrows

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2
Q

Orbicularis Oculi

A

Closes eyelids

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3
Q

Superior Rectus

A

Elevates eye and turns it medially

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4
Q

Inferior Rectus

A

Depresses eye and turns it medially

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5
Q

Medial Rectus

A

Rotates eye medially

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6
Q

Lateral Rectus

A

Turns eye laterally

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7
Q

Superior Oblique

A

Depresses eye and turns it laterally

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8
Q

Inferior Oblique

A

Elevates eye and turns it laterally

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9
Q

Zygomaticus Major

A

Retracts and elevates corners of mouth

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10
Q

Depressor anguli oris

A

depresses corners of mouth

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11
Q

Orbicularis oris

A

Closes lips, kissing muscle.

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12
Q

Platysma

A

depresses mandible

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13
Q

Masseter

A

closes jaw

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14
Q

Temporalis

A

Elevates and retracts mandible

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15
Q

Genioglossus

A

depresses and protrudes tongue

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16
Q

Styloglossus

A

retracts and elevates tongue

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17
Q

Sternocleidomastoid

A

flexes neck; rotates head

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18
Q

Erector spinae

A

back extension

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19
Q

Quadratus lumborum

A

flexes the spine laterally

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20
Q

Diaphragm

A

helps with breathing

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21
Q

Rectus abdominis

A

flexes and rotates vertebral column.

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22
Q

External oblique

A

helps rotate the trunk (middle section of body)

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23
Q

Internal oblique

A

responsible for flexing and bends mid-section of body.

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24
Q

Transverse abdominis

A

responsible for protecting internal organs and holding them in place.

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25
Q

levator anguli oris

A

supports and raises the pelvic visceral structures.

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26
Q

Pectoralis minor

A

protracts and depresses scapula.

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27
Q

Serratus anterior

A

lifts ribs, and assists with respiration, protracts and retracts scapula.

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28
Q

Trapezius

A

responsible for posture and movement.

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29
Q

Levator scapulae

A

responsible for elevating the scapulae.

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30
Q

Rhomboid minor

A

responsible for retracting the scapula.

31
Q

Rhomboid major

A

responsible for holding the scapula onto the ribcage.

32
Q

Pectoralis major

A

responsible for internal rotation of the arm forward about the axis of the body.

33
Q

Lattissimus dorsi

A

adducting, medially rotating, and extending the arm.

34
Q

Deltoid

A

abducts the arm.

35
Q

Supraspinatus

A

abduction of the arm.

36
Q

infrospinatus

A

externally rotating the humerus.

37
Q

Subscapularis

A

helping in shoulder adduction and extension in certain positions.

38
Q

Teres minor

A

lateral rotation of the arm.

39
Q

Teres major

A

responsible for being a medial rotator and adductor of the humerus.

40
Q

Biceps brachii

A

responsible for flexion of the elbow and supination of the forearm.

41
Q

Brachialis

A

responsible for providing pure flexion of the elbow and supination of the forearm.

42
Q

Brachioradialis

A

responsible for flexing the forearm at the elbow in a neutral position.

43
Q

Triceps brachii

A

responsible for helping in the extension of the elbow joint.

44
Q

Pronator teres

A

responsible for pronating the forearm and assists in the flexion of the elbow joint.

45
Q

Supinator

A

responsible for supinating the forearm.

46
Q

Flexor carpi radialis

A

responsible for providing flexion in the wrist and assisting in the abduction of the hand and wrist.

47
Q

Extensor carpi radialis longus

A

responsible for wrist extension and abduction.

48
Q

Extensor carpi ulnaris

A

responsible for extending and abducting the wrist.

49
Q

Flexor digitorum superficialis

A

flexes wrist and middle phalanges of fingers 2-5

50
Q

Extensor digitorum

A

extends fingers and the wrist.

51
Q

Extensor digiti minimi

A

extends little finger.

52
Q

Sartorius

A

responsible for serving as a hip and knee flexor.

53
Q

lliposoas

A

responsible for producing a powerful flexion of the thigh at the hip joint.

54
Q

Gracilis

A

adducts thigh, rotates the tibia on the femur.

55
Q

Adductor longs

A

adducts thigh

56
Q

Tensor fasciae latae

A

responsible for abducting and medially rotate the femur.

57
Q

Gluteus maximus

A

responsible for laterally rotating the hip.

58
Q

Gluteus medius

A

responsible for being a prime mover of abduction at hip joint.

59
Q

Gluteus minimus

A

responsible for acting as a hip stabilizer and abductor of the hip.

60
Q

Biceps femoris

A

flexes knee.

61
Q

Semitendinosus

A

responsible for rotating the leg internally, flexor of the knee and extensor of the hip.

62
Q

Semimembranosus

A

responsible for the flexion of the knee and extension of the hip.

63
Q

Rectus femoris

A

responsible for flexing the thigh and extending the leg at knee joint.

64
Q

Vastus lateralis

A

responsible for helping extend the knee joint.

65
Q

Vastus medialis

A

responsible for extending the knee and correctly tracks the patella.

66
Q

Vastus intermedius

A

responsible for knee extension.

67
Q

Tibialis anterior

A

responsible for dorsiflexion

68
Q

Fibularis longus

A

plantar flexes and everts foot.

69
Q

Gastrocnemius

A

responsible for flexion of leg and plantar flexion of foot.

70
Q

Soleus

A

responsible for stabilizing tibia.

71
Q

Extensor hallucis longus

A

responsible for extending the big toe.

72
Q

Extensor digitorium longus

A

responsible for extending the four toes.

73
Q

Flexor hallucis longus

A

responsible for flexing all the joints of the great toe.

74
Q

Flexor digitorium longus

A

responsible for the curling of the second, third, fourth, and fifth toes.