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Anatomy Upper Limbs > Upper Muscles > Flashcards

Upper Muscles Flashcards

0
Q

Erector spinal muscles action and innervation

A

Iliocostalis, longissimus, spinalis

Action: maintain posture, extend neck and trunk, rotate head

Innervates Dosi rami of cervical, thoracic, lumber spinal nerves

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1
Q

The erector spinae muscles:

Origin?

A

Iliocostalis, longissimus, and spinalis

Origin: sacrum, ilium, vertebrae, ribs

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2
Q

Splenius muscles

Origin?

A

Splenius capitis and splenius cervicis

Origin: ligamentum nuchae, c7, and upper thoracic vertebrae

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3
Q

Splenius capitis and splenius cervicis is deep back muscles

Insertion

Innervation

A

Inserts mastoid process of temporal bone, occipital bone, and cervical vertebrae

Innervates Dorsi rami of spinal nerves

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4
Q

Splenius capitis and splenius cervicis

Action

A

Extend neck, rotate head,

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5
Q

Trapezius innervation

A

Accessory n.

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6
Q

Trapezius insertion

A

Clavicle
Acromion
Spine of scapula

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7
Q

Trapezius action

A

Elevates

Retracts scapula

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8
Q

Trapezius origin

A

Occipital bone
Ligamentum nuchae
Spinous process c7- t12

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9
Q

Levator scapulae

Origin

A

Transverse process c1- c4

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10
Q

Levator scapulae

Action

A

Elevates scapula (shoulder up)

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11
Q

Levator scapulae

Insertion

A

Superior part, medial border of scapula

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12
Q

Rhomboid minor

Origin

A

Spinous processes c7-t1

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13
Q

Rhomboid minor

Insertion

A

Medial border of scapula

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14
Q

Rhomboid minor

Action

A

Retracts scapula

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15
Q

Rhomboid major

Action

A

Retracts scapula

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16
Q

Rhomboid major

Origin

A

Spinous processes t2-t5

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17
Q

Rhomboid major

insertion

A

Medial border of scapula

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18
Q

Serratus anterior

Origin

A

Ribs 1-8

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19
Q

Serratus anterior

Insertion

A

Medial border of scapula

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20
Q

Serratus anterior

Action

A

Action:

protracts, stabilize scapula

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21
Q

Subclavius

Origin

A

Rib 1

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22
Q

Subclavius

Insertion

A

Inferior surface of clavicle

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23
Q

Subclavius

Action

A

Stabilize, depresses clavicle

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24
Q

Pectoralis minor

Origin

A

Ribs 3-5

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25
Q

Pectoralis minor

Insertion

A

Coracoid process of scapula

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26
Q

Pectoralis minor

Action

A

Protracts scapula

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27
Q

Pectoralis major and minor in which part of body

A

Anterior

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28
Q

Pectoralis major

Origin

A

Medial clavicle
Sternum
Costal cartilage of ribs 2-6

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29
Q

Pectoralis major

Insertion

A

Crest of greater tubercle (humerus)

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30
Q

Pectoralis major

Action

A

Flexes
Adducts
Medially rotates shoulder joints

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31
Q

Latissimus Dorsi

Action

A

Extends
Adducts
Medially rotates shoulder joints

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32
Q

Latissimus dorsi

Origin

A

Spinous processes t7-t12
Thoracolumbar fascia
Iliac crest

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33
Q

Latissimus dorsi

Insertion

A

Intertubercular sulcus (humerus)

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34
Q

Pectoral is major and latissimus Dorsi muscles are from?

A

Axial skeleton to the humerus

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35
Q

Lists the muscles from the axial to shoulder girdle

8

A 
Trapezius                 
Serrated anterior
Subclavius 
Pectoral is minor
Ligamentum nuchae
Levator scapulae
Rhomboid major
Rhomboid minor
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36
Q

Pectoral girdle (2) that attaches upper limbs to axial skeleton

A

Clavicle and scapula

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37
Q

Clavicle articulates with

A

Manubrium of the sternum

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38
Q

The acromial end of clavicle articulates with? Joint?

A

Acromian process of scapula

Acromialclavicular joint

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39
Q

Vertebrae column houses and what and how many bone it compromised?

A

Houses the spinal cord

26 individuals bones

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40
Q

Four curvatures of vertebrae columns

A

Cervical
Thoracic
Lumbar
Sacrococcygeal

Thoracic and sacrococcygeal (sacral and coccyx) are primary curvatures
Cervical and lumber are secondary curvatures

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41
Q

Intervertebral discs

A 
Fibrocartilage discs (blue)
Anatomical joint occur here is fibrocartilagious joint
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42
Q

Regions of vertebral column

A
  1. Cervical region c1-c7
  2. Thoracic region t1-t12
  3. Lumbar region L1- L5
  4. Sacral region s1-s5 fused to single bone
  5. Coccygeal region CO1-CO4 fused to single bone
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43
Q

Muscles from pectoral girdle (shoulder: clavicle and scapula) to humerus (6)

A

Teres major
Deltoid

Rotator cuff:
Subscapularis 
Supraspinatus
Infraspintus 
Teres minor
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44
Q

Deltoid and teres minor innervation

A

Axillary n.

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45
Q

Supraspintus infraspinatus and teres minor insertion

A

Greater tubercle of humerus

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46
Q

Deltoid innervation

A

Axillary n.

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47
Q

What muscles inserts in medial border of scapula

A

Rhomboid minor and major
Serrated anterior
Levant or scapulae (superior part)

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48
Q

What is the origin of muscle that inserts in acromion of scapula

A

Ligamentum nuchae
Spinous processes c7-t12
Occipital bone

(Trapezius)

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49
Q

What muscle originates in ribs 3-5?

A

Pectoral is minor

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50
Q

What muscles inserts in caracoid process of scapula

A

Pectoralis minor

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51
Q

What muscles originates in rib 1-8 ? Action?

A

Serratus anterior

Stabilizes, protracts scapula

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52
Q

Muscle origins rib 1? Action?

A

Subclvius

Stabilize, depress clavicle

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53
Q

Teres major origin

A

Inferior angle of scapula

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54
Q

Teres major insertion

A

Crest of lesser tubercle of humerus

55
Q

Teres major action

A

Extends
Adducts
Medially rotate shoulder joints

56
Q

Deltoid origin

A

Acromial end of clavicle

Acromion and spine of scapula

57
Q

Muscle that originates here:
Acromial end of clavicle
Acromion and spine of scapula

A

Deltoid

58
Q

Muscles that inserts here:

Acromion and spine of scapula

A

Trapezius

59
Q

Deltoid insertion

A

Deltoid tuberosity of humerus

60
Q

Deltoid action

A

Anterior: flexes shoulder j.
Lateral: abducts shoulder j
Posterior: extends shoulder joint

61
Q

Deltoid lateral action

A

Abducts shoulder joints

62
Q

Deltoid posterior action

A

Extends shoulder j.

63
Q

Rotator cuff: (4)

A

Subscapularus
Infraspinatus
Supraspintus
Teres minor

64
Q

Subscapularis origin

A

Subscapular fossa

65
Q

Infraspinatus origin

A

Infraspinous fossa

66
Q

Supraspintus muscle origin

A

Supraspinous fossa

67
Q

Teres minor origin

A

Lateral border of scapula

68
Q

Subscpular insertion

A

Lesser tubercule of humerus

69
Q

Subscapularis action

A

Medially rotate shoulder joint

70
Q

Suprispinatus insertion

A

Greater tubercle of humerus

71
Q

Supraspinatus action

A

Abducts shoulder joint

72
Q

Infraspinatus insertion

A

Greater tubercle of humerus

73
Q

Infraspinatus action

A

Laterally rotate shoulder joint

74
Q

Teres minor innervation

A

Axillary n.

75
Q

Teres minor insertion

A

Greater tubercle of humerus

76
Q

Teres minor action

A

Laterally rotate shoulder joint

77
Q

Musculocutaneous n. Innervation what muscles (4):

Hint***anterior muscles of the arm

A

Coracobrachialis
Biceps brachii short head
Biceps brachii long head
Brachial is

78
Q

Muscles that inserts radial tuberosity

A

Biceps brachii short head

Biceps brachii long head

79
Q

What muscle origins coracoid process of scapula ?

A

Coracobrachialis

Also biceps brachii short head :)

(Do not be confused with insertion of coracoid process of scapula which is pectoral is minor)

80
Q

Coracobrachialis insertion

A

Medial humerus

81
Q

Coracobrachialis action

*anterior view

A

Flexes, adducts shoulder joint

82
Q

Coracobrachialis innervation

A

Musculocutaneous n.

83
Q

Biceps brachii short head origin

A

Coracoid process of scapula

84
Q

Muscles that inserts radial tuberosity:

A

Biceps brachii
Short head
Long head

85
Q

Biceps brachii :
Short head
Long head insertion

A

Radial tuberosity

86
Q

Biceps brachii short and long head action

A

Flexes elbow joint

Supinates forearm

87
Q

Brachialis action

A

Flexes elbow joint

88
Q

Biceps brachii short head and long innervation

A

Musculocutaneos n

89
Q

Brachialis original

A

Distal anterior humerus

90
Q

Brachialis insertion

A

Coronoid process of ulna

Ulnar tuberosity

91
Q

Brachialis innervates

A

Musculocutneous n.

92
Q

What muscle inserts here: ulnar tuberosity and coronoid process of ulna

A

Brachialis

93
Q

Muscles of arm that’s posterior (3)

A

Triceps brachii long head
Triceps brachii lateral head
Triceps brachii medial head

94
Q

Triceps brachii long, lateral, medial head insertion

A

Olecranon process of ulna

95
Q

Triceps brachii long, lateral, medial head innervation and action

A

Extends elbow joint

Innervated by radial n.

96
Q

Triceps brachii long head origin

A

Infraglenoid tubercle of scapula

97
Q

Triceps brachii lateral head origin

A

Middle posterior humerus

98
Q

Triceps brachii medial head origin

A

Distal posterior humerus

99
Q

What muscles inserts the olecranon process of ulna

A

Triceps brachii long, lateral, and medial head

100
Q

Pronater teres origin

A

Medial epicondyle humerus

Coronoid process of ulna

101
Q

Pronator teres insertion

A

Lateral surface of radius

102
Q

Pronator teres action

A

Pronates forearm

Flexes elbow joint

103
Q

Anterior forearm innervation median n.

One is ulna n.

A

Pronator teres
Flexor carpi radialis
Palmaris longus
Flexor digitorum superficialis

Ulna nerve innervated by m. Flexor carpi ulnaris***

104
Q

Flexor carpi radialis origin

A

Medial epicondyle of humerus

105
Q

Flexor carpi radialis insertion

A

Palmar surface metacarpal II and III

106
Q

Flexor carpi radialis action

A

Flexes wrist

Abducts hand

107
Q

Palmaris longus origin

A

Medial epicondyle of humerus

108
Q

Palmaris longus insertion

A

Palmar aponeurosis

109
Q

Palmaris longus ACTION

A

Flexes wrist

110
Q

Flexor carpi ulnaris OrIGIN

A

Medial epicondyle of humerus

Olecranon of ulna

111
Q

Olecranon ulna muscle origin

A

Flexor carpi ulnaris

112
Q

Flexor carpi ulnaris ACTION

A

Flexes wrist

Adducts hand

113
Q

Flexor carpi ulnaris insertion

A

Pisiform
Hamate
Palmar surface of metacarpal V

114
Q

Flexor digitorum superficialis ORIGIN

A

Medial epicondyle of humerus
Caronoid process ulna
Proximal anterior radius

115
Q

Muscle origin coronoid process of ulna:

A

Pronator teres

Flexor digitorum superficialis

116
Q

Flexor digitorum superficialis insertion

A

Palmar surface of middle phalanges of digits 2-5

117
Q

Flexor digitorum superficialis aCTION

A

Flexes wrist

Flexes digits 2-5

118
Q

Muscles ORIGIN lateral epicondyle of humerus 8:

Also innervated by radial n. Cuz posterior forearm

A

All posterior forearm
Brachioradilis, extensor carpi radialis longus,
Extensor carpi radialis brevis, extensor digitorum,
Extensor digiti minimi, extensor carpi ulnaris,
Anconeus, supinator (deep muscle)

119
Q

Brachioradilis insertion

A

Styloid process radius

120
Q

Brachioradialis action

A

Flex elbow j.

121
Q

Extensor carpi radialis longus and extensor carpi radialis brevis action

A

Extends wrist

Abducts hand

122
Q

Extensor carpi radialis longus insertion

A

Dorsal surface of metacarpal II

123
Q

Extensor carpi radialis brevis insertion

A

Dorsal surface of metacarpal III

124
Q

Extensor digitorum insertion

A

Dorsal surface digit 2-5

125
Q

Extensor digitorum action

A

Extend wrist, fingers

126
Q

Extensor digiti minimi insertion

A

Dorsal surface digit 5

127
Q

Extensor digiti minimi action

A

Extends wrist, digit 5

128
Q

Extensor carpi ulnaris insertion

A

Dorsal surface metacarpal V

129
Q

Extensor carpi ulnaris action

A

Extend wrist

Adducts hand

130
Q

Anconeus insertion

A

Olecranon of ulna

Flexor carpi ulnaris origin is this**

131
Q

Anconeus ACTION

A

Extends elbow joint

132
Q

Supinator (deep muscle) origin

Deep to pronator teres m.

A

Lateral epicondyle humerus

Proximal ulna

133
Q

Supinator insertion

A

Proximal 1/3 radius

134
Q

Supinator action

A

Supinates forearm

135
Q

Blood flow

A

Brachiocephlic v, superior vena cava (inferior), -poor oxygenated), RA, tricuspid Valve, RV, pulmonary semilunar valve, pulmonary trunk, pulmonary artery, lungs-rich oxygen- pulmonary veins, LA, mitral valve, LV, aortic semilunar valve (aorta valve), aorta, body

Anatomy Upper Limbs (1 decks)

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