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Gross Anatomy > Upper Limb > Flashcards

Upper Limb Flashcards

(87 cards)

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1
Q

Deltoid acromial part origin

A

Acromion

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2
Q

Deltoid spinal part origin

A

Scapular Spine

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3
Q

Deltoid insertion

A

deltoid tuberosity of the humerus

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4
Q

Deltoid innervation

A

Axillary n.

Segment C5, C6

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5
Q

Deltoid Action Clavicular Part

A

Fleixion, internal rotation, adduction

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6
Q

Deltoid acromial part action

A

Abduction

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7
Q

Deltoid spinal part action

A

extension, external rotation, adduction

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8
Q

Supraspinatus origin

A

supraspinous fossa of the scapula

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9
Q

Infraspinatus origin

A

infraspinous fossa of the scapula

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10
Q

Teres Minor Origin

A

Lateral Border of the scapula

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11
Q

Subscapularis origin

A

subscapular fossa of the scapula

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12
Q

Supraspinatus, Infraspinatus, Teres Minor Insertion

A

Greater tubercle of the humerus

Supraspinatus - superior facet
Infraspinatus - middle facet
Teres Minor - inferior facet

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13
Q

Subscapularis insertion

A

Lesser tubercle of the humerus

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14
Q

Supraspinatus and Infraspinatus Innervation

A

Suprascapular n.

C4-C6

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15
Q

Teres Minor Innervation

A

Axillary n.

C5, C6

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16
Q

Subscapularis innervation

A

Subscapular n.

C5,C6,C7

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17
Q

Supraspinatus Action

A

Initiates abduction

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18
Q

Infraspinatus Action

A

External Rotation

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19
Q

Teres Minor Action

A

External Rotation, weak adduction

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20
Q

Subscapularis Action

A

Internal rotation

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21
Q

Coracobrachialis Origin

A

Coracoid process of the scapula

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22
Q

Coracobrachialis Insertion

A

Humerus (in line with the medial lip)

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23
Q

Coracobrachialis Innervation

A

Musculocutaneous nn.

C5-C7

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24
Q

Coracobrachialis Action

A

Flexion, adduction, internal rotation

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25
Pectoralis Major clavicular part
Medial half of clavicle
26
Pectoralis Major sternocostal origin
Sternum and costal cartilage 1-6
27
Pectoralis Major abdominal origin
Rectus sheath (anterior layer)
28
Pectoralis Major insertion
lateral lip of the humerus
29
Pectoralis Major Innervation
Medial and Lateral pectoral nn. | C5-T1
30
Pectoralis Major Action
Entire Muscle: adduction and internal rotation | Clavicular and sternocostal parts: flexion, assists in respiration when shoulder is fixed
31
Deltoid clavicular origin
Lateral third of clavicle
32
Subclavius origin
1st rib
33
Subclavius insertion
inferior surface of the clavicle
34
Subclavius innervation
N. to subclavius | C5, C6
35
Subclavius Action
Steadies the clavicle in the sternoclavicular joint
36
Pectoralis Minor Origin
3rd to 5th ribs
37
Pectoralis Minor Insertion
Coracoid process
38
Pectoralis Minor innervation
Medial pectoral n. (C8, T1)
39
Pectoralis minor action
depress and anteriorly tilts the scapula | Rotates glenoid inferiorly
40
Serratus Anterior: superior, intermediate, and inferior part origin
1st to 9th ribs
41
Serratus Anterior: superior, intermediate, and inferior insertion
Medial border of the scapula
42
Serratus Anterior: superior, intermediate, and inferior innervation
Long thoracic n. | C5-C7
43
Serratus Anterior Superior part action
lowers the raised arm (extension of arm)
44
Serratus Anterior entire muscle action
Protraction | Elevates ribs when shoulder is fixed
45
Serratus Anterior Inferior part action
Rotates scapula laterally
46
Teres major origin
inferior angle of the scapula
47
Teres Major insertion
medial lip of the humerus
48
Teres Major Innervation
Lower subscapular n. | C5-C7
49
Teres Major Action
Internal rotation Adduction Extension
50
Biceps Brachii long head origin
supraglenoid tubercle of the scapula
51
Biceps brachii short head origin
coracoid process of the scapula
52
Biceps brachii long and short head insertion
radial tuberosity
53
Biceps brachii long and short head innervation
musculocutaneous n. | C5, C6
54
Biceps brachii action
Elbow joint: flexion and supination Shoulder joint: flexion, stabilize humeral head during deltoid contraction, abduction, and internal rotation of the humerus
55
Brachialis origin
Distal half of anterior surface of the humerus
56
Brachialis insertion
ulnar tuberosity
57
Brachialis innervation
musculocutaneous n. C5, C6 | radial n. C7, minor
58
Brachialis action
Flexion at the elbow joint
59
Triceps brachii long head origin
infraglenoid tubercle of the scapula
60
Triceps brachii medial head origin
posterior humerus, inferior to radial groove; medial intermuscular septum
61
Triceps brachii lateral head origin
posterior humerus, proximal to radial groove; lateral intermuscular septum
62
Triceps brachii insertion
olecranon of the ulna
63
Triceps brachii action
Elbow joint: extension | Shoulder joint: long head - extension and adduction
64
Anconeus origin
lateral epicondyle of the humerus (variance: posterior joint capsule)
65
Anconeus insertion
olecranon of ulna (radial surface)
66
Anconeus action
extends the elbow and tightens its joint
67
Triceps brachii and anconeus innveration
radial n. | C6-C8
68
Descending Trapezius origin, insertion, action
Occipital bone; nuchal ligament C1-C7 Lateral third of clavicle Upward scapular rotation, rotates glenoid cavity superiorly, ipsilateral lateral flexion and contralateral rotation of head
69
Transverse Trapezius origin, insertion, action
Aponeurosis of T1-T4 spinous processes Acromion Retraction
70
Ascending Trapezius origin, insertion, action
T5-T12 spinous processes scapular spine medially rotates scapula downward
71
Trapezius innervation
Accessory n. | C3-C4 of cervical plexus
72
Levator Scapulae Origin
Transverse process C1-C4
73
Levator Scapulae Insertion
Superior angle of the scapula
74
Levator Scapulae Action
Upward scapular rotation, ipsilateral lateral flexion of the head
75
Rhomboid Minor Origin
Spinous process C7, T1
76
Rhomboid Minor Insertion
Root on the spine of scapula (medial border)
77
Rhomboid Major Origin
Spinous Process T2-T5
78
Rhomboid Major Insertion
Medial border inferior to the root of the scapular spine
79
Rhomboid major/minor action
Upward scapular rotation, steadies scapula
80
Levator Scapulae, Rhomboid Minor and Major innervation
Dorsal Scapular n. | C4-C5
81
Latissimus Dorsi Vertebral Origin
T7-T12 Spinous process; thoracolumbar fascia
82
Latissimus Dorsi Scapular Part
Inferior angle of the scapula
83
Latissimus Dorsi Costal Origin
Ribs 9-12
84
Latissimus Dorsi Iliac origin
Posterior third of the iliac crest
85
Latissimus Dorsi Insertion
Floor of the intertubercular groove of the humerus
86
Latissimus Dorsi Innervation
Thoracodorsal n. | C6-C8
87
Latissimus Dorsi action
Internal rotation, adduction, extension, respiration

Gross Anatomy (9 decks)

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