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Art 120 > Anatomy (Muscles) > Flashcards

Anatomy (Muscles) Flashcards

1
Q

Name the origin point(s)

Sternocleidomastoid

A
  • Sternum
  • Clavicle
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2
Q

Name the insertion point(s)

Sternocleidomastoid

A

Mastoid Process

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3
Q

Name the functions

Sternocleidomastoid

A

Flex & rotate head side to side

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4
Q

Name the muscle

A

Sternocleidomastoid

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5
Q

Name the origin point(s)

Trapezius

A
  • Back of skull
  • Spinous process of the lower neck vertebra and all chest vertebrae
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6
Q

Name the insertion point(s)

Trapezius

A
  • Outer 1/3 of the clavicle
  • Spine of scapula
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7
Q

Name the functions

Trapezius

A
  • Superior fibers elevate
  • Middle fibers retract
  • Interior fibers depress scapula
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8
Q

Name the muscle

A

Trapezius

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9
Q

Name the origin point(s)

Deltoid

A
  • Lateral third of clavicle
  • acromion process
  • spine of scapula
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10
Q

Name the insertion point(s)

Deltoid

A

Deltoid tuberosity of humerus

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11
Q

Name the functions

Deltoid

A
  • Anterior part: flexes
  • Middle part: abducts arm
  • Posterior part: extends
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12
Q

Name the muscle

A

Deltoid

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13
Q

Name the origin point(s)

Biceps Brachii

A
  • Short head: top of coracoid process of scapula
  • Long head: superaglenoid tubercle of scapula
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14
Q

Name the insertion point(s)

Biceps Brachii

A

tuberosity of radius

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15
Q

Name the functions

Biceps Brachii

A
  • suprinates forearm
  • flexes forearm when it is supine
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16
Q

Name the muscle

A

Biceps Brachii

Green = short head
Red = long head

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17
Q

Name the origin point(s)

Brachialis

A

distal half of anterior surface of humerus

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18
Q

Name the insertion point(s)

Brachialis

A

coronoid procress and tuberosity of ulna

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19
Q

Name the functions

Brachialis

A

major flexor of forearm

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20
Q

Name the muscle

A

Brachialis

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21
Q

Name the origin point(s)

Triceps Brachii

A
  • Long head: infraglenoid tubercle of scapula
  • Lateral head: posterior surface of humerus, superior to radial groove
  • Medial head: posteriior surface of humerus, inferiro to radial groove
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22
Q

Name the insertion point(s)

Triceps Brachii

A

proximal end of olecranon process of ulna

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23
Q

Name the functions

Triceps Brachii

A
  • Chief extensor of forearm
  • Long head steadies head of abducted humerus
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24
Q

Name the muscle

A

Triceps Brachii

Long head: red
Lateral head: yellow
Medial head: green

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25
Q

Name the origin point(s)

Pectoralis Major

A
  • Sternum
  • Clavicle
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26
Q

Name the insertion point(s)

Pectoralis Major

A

Humerus

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27
Q

Name the functions

Pectoralis Major

A
  • Shoulder flexion
  • Horizontal shoulder flexion
  • Upward diagonal flexion
  • Downward diagonal flexion
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28
Q

Name the muscle

A

Pectoralis Major

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29
Q

Name the origin point(s)

Serratus Anterior

A
  • Upper 8 or 9 ribs
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30
Q

Name the insertion point(s)

Serratus Anterior

A
  • medial border of scapula
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31
Q

Name the functions

Serratus Anterior

A
  • Protracts and stablizies scapula
  • Assists in upward rotation
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32
Q

Name the muscle

A

Serratus Anterior

“Boxer’s Muscle”

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33
Q

Name the origin point(s)

Rectus Abdominis

A

Pubic crest

34
Q

Name the insertion point(s)

Rectus Abdominis

A

Ribs

35
Q

Name the functions

Rectus Abdominis

A

Bends forward at the waist

36
Q

Name the muscle

A

Rectus Abdominis

“Abs”

37
Q

Name the origin point(s)

External Oblique

A

Lower ribs

38
Q

Name the insertion point(s)

External Oblique

A
  • abdomen
  • top 2/3 of ilac crest
  • pubis
39
Q

Name the functions

External Oblique

A

Bends body to the side

40
Q

Name the muscle

A

External Oblique

41
Q

Name the origin point(s)

Teres Major

A
  • inferior angle of scapula
42
Q

Name the insertion point(s)

Teres Major

A

intertubercular sulcus of humerus

43
Q

Name the functions

Teres Major

A
  • Extendsarm at should joint
  • Assists in adduction and medial rotation of arm at shoulder joint
44
Q

Name the origin point(s)

Teres Minor

A
  • inerior lateral border of scapula
44
Q

Name the muscle

A

Teres Major

45
Q

Name the insertion point(s)

Teres Minor

A
  • greater tubercle of humerus
46
Q

Name the functions

Teres Minor

A
  • lateral rotation
  • extend & addubuction arm at shoulder joint
47
Q

Name the muscle

A

Teres Minor

48
Q

Name the origin point(s)

Infraspinatus

A
  • inferior to spine of scapula
49
Q

Name the insertion point(s)

Infraspinatus

A
  • laterally on the head of the humerus
50
Q

Name the functions

Infraspinatus

A

Rotates arm laterally

51
Q

Name the muscle

A

Infraspinatus

52
Q

Name the origin point(s)

Rhomboid

A
  • Minor: Cervical vertebrae (C7) to Thoracic vertebrae (T1)
  • Major: T2 - T5
53
Q

Name the insertion point(s)

Rhomboid

A
  • medial border of scapular
54
Q

Name the functions

Rhomboid

A
  • Scapular retraction
  • Scapular downward rotation
55
Q

Name the muscle

A

Rhomboid

56
Q

Name the origin point(s)

Latissimus Dorsi

A
  • Spinous process of the lowest 11 vertebrae
  • sacrum
  • back end of the iliac crest
57
Q

Name the insertion point(s)

Latissimus Dorsi

A
  • Bicpital groove (humerus)
58
Q

Name the functions

Latissimus Dorsi

A
  • Pulling the arm backward
59
Q

Name the muscle

A

Latissimus Dorsi

60
Q

Name the origin point(s)

Erector Spinae

A
  • Sacrum
  • Lower lumbar vertebrae
  • Posterior end of the iliac crest
61
Q

Name the insertion point(s)

Erector Spinae

A
  • Ribs
  • Spinous and Traverse processes
  • cervical vertebrae
62
Q

Name the functions

Erector Spinae

A
  • Strengthen the spine
  • Hold the body erect
  • Arch the back
  • Extend the neck
63
Q

Name the muscle

A

Erector Spinae

64
Q

Name the origin point(s)

Rectus Femoris

(Quadracep)

A
  • Front end of the iliac crest
65
Q

Name the insertion point(s)

Rectus Femoris

(Quadracep)

A
  • Top of patella
  • Top of tibia
66
Q

Name the functions

Rectus Femoris

(Quardracep)

A
  • Main flexor of the thigh at the hip joint
67
Q

Name the muscle

A

Rectus Femoris

(Quadracep)

68
Q

Name the origin point(s)

Vastus Lateralis

(Quadracep)

A
  • Head of femur
69
Q

Name the insertion point(s)

Vastus Lateralis

(Quadracep)

A
  • Patella
70
Q

Name the functions

Vastus Lateralis

(Quadracep)

A
  • Extend lower leg
71
Q

Name the muscle

A

Vastus Lateralis

(Quadracep)

72
Q

Name the origin point(s)

Vastus Intermedius

(Quadracep)

A
  • Ant and lateral surfaces of the shaft of the femur
73
Q

Name the insertion point(s)

Vastus Intermedius

(Quadracept

A
  • Patella
74
Q

Name the functions

Vastus Intermedius

(Quadracep)

A
  • Extends the knee
75
Q

Name the muscle

A

Vastus Intermedius

(Quadracep)

76
Q

Name the origin point(s)

Vastus Medialis

(Quadracep)

A
  • Medial side of femur
77
Q

Name the insertion point(s)

Vastus Medialis

(Quardracep)

A
  • Patella
78
Q

Name the functions

Vastus Medialis

A
  • Extend lower leg
79
Q
A

Art 120 (4 decks)

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