Muscles - Attachments & Actions Flashcards

1
Q

What are the attachments of the Deltoid?

A

Clavicle, scapula - Deltoid tuberosity of humerus

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2
Q

What are the attachments of the Gastrocnemius?

A

Posterior, medial and lateral femoral condyles - via Achilles tendon to posterior calcaneum

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3
Q

What are the actions of the Biceps Femoris?

A

Flexes knee, extends hip, stabilises knee when extended, slight rotation when flexed

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4
Q

What are the actions of the Gluteus Maximus?

A

Extends and outwardly rotates hip

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5
Q

What are the attachments of the Teres Minor?

A

Scapula - Great tuberosity of humerus

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6
Q

What are the actions of the Adductor Magnus?

A

Adducts leg and outwardly rotates thigh, when leg is abducted, flexed or extended, may also inwardly rotate

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7
Q

What are the attachments of the Quadratus Lumborum?

A

Iliac crest - 12 rib, L1 to L4

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8
Q

What are the actions of the Rectus Abdominis?

A

Flexes trunk

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9
Q

What are the actions of the Adductor Longus?

A

Adducts leg and outwardly rotates thigh, when leg is abducted, flexed or extended, may also inwardly rotate

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10
Q

What are the actions of the Rectus Abdominis?

A

Flexes trunk

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11
Q

What are the attachments of the Infraspinatus?

A

Scapula - Great tuberosity of humerus

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12
Q

What are the actions of the Pectoralis Minor?

A

Draws scapula forward and down

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13
Q

What are the actions of the Soleus?

A

Plantaflexes foot

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14
Q

What are the attachments of the Pectoralis Minor?

A

3rd to 5th ribs - Coracoid process of scapula

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15
Q

What are the actions of the Semimembranosus?

A

Flexes knee, extends hip, stabilises knee when extended, slight rotation when flexed

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16
Q

What are the actions of the Pectoralis Major?

A

Horizontal adduction, adducts, flexes and inwardly rotates arm

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17
Q

What are the attachments of the Soleus?

A

Posterior tibia and fibula - via Achilles tendon to posterior calcaneum

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18
Q

What are the actions of the Scalenes?

A

Side-bends and rotates head. Raises ribs (inspiration)

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19
Q

What are the actions of the Gluteus Medius?

A

Flexes and inwardly rotates hip, abducts and outwardly rotates hip

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20
Q

What are the actions of the Gracilis?

A

Adducts leg, flexes knee and hip

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21
Q

What are the attachments of the Triceps Brachii?

A

Long head: scapula / Medial and lateral heads: humerus - Via tendon to ulna

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22
Q

What are the actions of the Scalenes?

A

Side-bends and rotates head. Raises ribs (inspiration)

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23
Q

What are the attachments of the Adductor Magnus?

A

From pubis to ischium - Medial border of femur

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24
Q

What are the actions of the Vastus Medialis?

A

Extends knee

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25
Q

What are the attachments of the Vastus Intermedius?

A

Femur - Patella border and ligament to tibial tuberosity

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26
Q

What are the attachments of the Gluteus Minimus?

A

Lower surface of ilium - Greater trochanter of femur

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27
Q

What are the actions of the Subscapularis?

A

Inwardly rotates arm

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28
Q

What are the attachments of the Subscapularis?

A

Scapula - Lesser tuberosity of humerus

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29
Q

What are the actions of the Psoas?

A

Flexes the hip, assists side bending and inward rotation of thigh

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30
Q

What are the attachments of the Adductor Brevis?

A

From pubis to ischium - Medial border of femur

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31
Q

What are the attachments of the Supraspinatus?

A

Scapula - Great tuberosity of humerus

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32
Q

What are the attachments of the Sternocleidomastoid?

A

Sternum and clavicle - Mastoid process

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33
Q

What are the actions of the Rectus Femoris?

A

Knee extension, hip flexion

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34
Q

What are the attachments of the Rectus Femoris?

A

Anterior inferior iliac spine, acetabulum - patellar tendon

35
Q

What are the actions of the Pectoralis Major?

A

Horizontal adduction, adducts, flexes and inwardly rotates arm

36
Q

What are the actions of the Quadratus Lumborum?

A

Extends lower back, side-bends trunk

37
Q

What are the attachments of the Levator Scapulae?

A

C1 to C4 - Scapula

38
Q

What are the actions of the Levator Scapulae?

A

Raises scapula, rotates and side-bends head

39
Q

What are the attachments of the Trapezius?

A

Occipital bone, ligaments of C & T spine - Clavical and spine of scapula

40
Q

What are the actions of the Pectoralis Minor?

A

Draws scapula forward and down

41
Q

What are the attachments of the Gluteus Maximus?

A

Medial iliac crest, sacrum - Iliotibial band, gluteal tuberosity of femur

42
Q

What are the attachments of the Erector Spinae (group)?

A

Sacrum, iliac crest, ribs, vertebrae - ribs, vertebrae, mastoid process

43
Q

What are the actions of the Tibalis Anterior?

A

Dorsiflexes foot and slight supinator

44
Q

What are the actions of the Semitendinosus?

A

Flexes knee, extends hip, stabilises knee when extended, slight rotation when flexed

45
Q

What are the attachments of the Vastus Medialis?

A

Femur - Patella border and ligament to tibial tuberosity

46
Q

What are the attachments of the Rectus Abdominis?

A

Pubis - costal cartilage, 5th to 7th ribs and base of sternum

47
Q

What are the actions of the Trapezius?

A

Stabilises scapula, some elevation and rotation

48
Q

What are the actions of the Adductor Brevis?

A

Adducts leg and outwardly rotates thigh, when leg is abducted, flexed or extended, may also inwardly rotate

49
Q

What are the actions of the Triceps Brachii?

A

Extends elbow, adducts arm

50
Q

What are the actions of the Latissimus Dorsi?

A

Adducts, draws back and inwardly rotates arm

51
Q

What are the actions of the Vastus Intermedius?

A

Extends knee

52
Q

What are the attachments of the Gluteus Medius?

A

Upper surface of ilium - Greater trochanter of femur

53
Q

What are the actions of the Infraspinatus?

A

Outwardly rotates arm

54
Q

What are the actions of the Biceps Brachii?

A

Flexor of forearm, abducts and inwardly rotates arm, adducts arm

55
Q

What are the actions of the Rhomboids?

A

Pulls, rotates and holds scapula

56
Q

What are the attachments of the Biceps Femoris?

A

Ischial tuberosity - Lateral tibial condyle, lateral head of fibula

57
Q

What are the actions of the Pectineus?

A

Adducts leg and outwardly rotates thigh, when leg is abducted, flexed or extended, may also inwardly rotate

58
Q

What are the actions of the Gluteus Minimus?

A

Abducts and inwardly rotates hip

59
Q

What are the actions of the Gastrocnemius?

A

Plantaflexes foot and flexes knee

60
Q

What are the actions of the Teres Major?

A

Inwardly rotates and adducts arm

61
Q

What are the attachments of the Tibialis Anterior?

A

Lateral surface of tibia - Plantar surface of 1st metatarsal and medial cuneiform

62
Q

What are the attachments of the Teres Major?

A

Scapula - Medial lip of bicipital groove of humerus

63
Q

What are the attachments of the Vastus Lateralis?

A

Femur - Patella border and ligament to tibial tuberosity

64
Q

What are the actions of the Sternocleidomastoid?

A

Flexes, rotates and side-bends head

65
Q

What are the attachments of the Pectineus?

A

Upper pubis - Linea aspera of femur, lesser trochanter

66
Q

What are the actions of the Erector Spinae (group)?

A

Extends spine, Side-bends spine, extends and rotates head, all intervertebral movements

67
Q

What are the attachments of the Psoas?

A

T12 to L4/5 - Lesser Trochanter of femur

68
Q

What are the actions of the Vastus Lateralis?

A

Extends knee

69
Q

What are the attachments of the Semitendinosus?

A

Ischial tuberosity - Medial tibial condyle

70
Q

What are the actions of the Teres Minor?

A

Outwardly rotates arm

71
Q

What are the actions of the Supraspinatus?

A

Abducts arm

72
Q

What are the actions of the Deltoid?

A

Draws arm forward and extends, rotates, abducts arm

73
Q

What are the attachments of the Semimembranosus?

A

Ischial tuberosity - Medial tibial condyle

74
Q

What are the actions of the Tensor Fasciae Latae?

A

Flexes, rotates and abducts hip, rotates knee, stabilizes torso

75
Q

What are the attachments of the Adductor Longus?

A

From pubis to ischium - Medial border of femur

76
Q

What are the attachments of the Scalenes?

A

C2 to C7 - 1st and 2nd rib (lateral)

77
Q

What are the attachments of the Gracilis?

A

Lower pubis - Upper, medial tibial shaft

78
Q

What are the attachments of the Tensor Fasciae Latae?

A

Anterior inferior iliac spine - Iliotibial tract

79
Q

What are the attachments of the Rhomboids?

A

C6 to T4 - Scapula

80
Q

What are the attachments of the Latissimus Dorsi?

A

T7 to T12, L1-L5, Iliac crest - Bicipital groove of humerus

81
Q

What are the actions of the Sternocleidomastoid?

A

Flexes, rotates and side-bends head

82
Q

What are the attachments of the Pectoralis Major?

A

Clavicle, sternum, 1st to 6th ribs, abdominal aponeurosis and obliques - lateral lip of bicipital groove of humerus

83
Q

What are the attachments of the Biceps Brachii?

A

Long head: passes over top of joint to scapula / Short head: coracoid process of scapula - Via tendon to radial tuberosity and bicipital aponeurosis