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BMS246 Anatomy > Week 8-11 - Upper Limb > Flashcards

Week 8-11 - Upper Limb Flashcards

(126 cards)

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1
Q

What is the only bony attachement between the trunk and the upper limb

A

The Clavicle

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2
Q

What is found at the most superior end of the spine of the scaula

A

Acromonium

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3
Q

What are the main movements of the scapula

A

Elevation, depression, rotation, retraction, protraction

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4
Q

What is the joint between the sternum and clavicle

A

Sternoclavicular joint

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5
Q

What is the space inbetween the tubercles on the humerus called

A

Intertubercular groove

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6
Q

Why is the glenohumeral joint so unstable

A

Because the head of the humerus is so big compared to the facet of the glenoid cavity

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7
Q

How much stability does the labrum provide

A

20%

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8
Q

What type of joint is the glenohumeral joint

A

Ball and socket

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9
Q

What is stability of the joint also stabilised by

A

Muscles that attach from the scapula to the humerus

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10
Q

Origin of the trapezius

A

Spine

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11
Q

Innervation of the trapezius

A

C3 C4

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12
Q

Insertion of the trapezius

A

Clavicle and spine of the scapula

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13
Q

Movements the trapezius

A

Depress, retract or rotate the scapula

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14
Q

What are the three bands of the deltoids

A

Anterior, posterior and lateral fibres

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15
Q

Movement acheived by the anterior fibrers

A

Flexes and medially rotates the arm

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16
Q

Movement achieved by the posterior fibres

A

Extends and laterally rotates the arm

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17
Q

Movement achieved by the lateral fibres

A

Abducts the arm

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18
Q

Innervation of the deltoids

A

Auxillary nerve from C5, C6

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19
Q

Origins of the deltoids

A

Lateral end of the clavicle, acromion, spine of the scapula

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20
Q

Inserstion of the deltoids

A

Insert at the deltoid tuberosity

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21
Q

Origin of the teres major

A

Dorsal surface of the inferior angle, lower part of the lateral border

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22
Q

Insertion of the teres major

A

Medial lip of the intertubercular sulcus of the humerus

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23
Q

Innervation of the teres major

A

C5-C8

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24
Q

Origin of the rhomboid major

A

Spinous process of T2-T5

And the supraspinous ligament

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25
Insertion of the rhomboid major
Medial border of the scapula from the level of the spine of the scapula to the inferior angle
26
Movements of the rhomboid major
Keeps the scapula pressed against the thoracic wall and scapula retraction
27
Innervation of the rhomboid major
Dorsal scapula
28
Origin of the rhomboid minor
Inferior border of the nuchal ligament
29
Insertion of the rhomboid minor
Medial border of the scapula at the level of the spine of the scapula
30
Movements of the rhomboid minor
Retraction of the scapula
31
Innervation of the rhomboid minor
Dorsal scapula nerve (C5)
32
Origins of the lat. dorsi
Spinous process T7 - T12 Rib 11/12 Posterior 1/3 of the tip of the iliac crest Lumbar and scaral vertebrae
33
Insertions of the lat. dorsi
Bicipital groove of the humerus
34
Movements of the lat. dorsi
Adducts, extends and internally rotates the arm at the shoulder
35
Innervation of the lat. dorsi
Thoraedorsal nerve (C6-8)
36
Origins from the levator scapulae
Posterior tubercule transverse process of C1-C4
37
Insertions of the leavtor scapulae
Medial border of the scapula
38
Movements of the levator scapulae
Elevation of the scapula
39
Innervation of the levator scapulae
Fourth and 5th cervical nerves
40
Origin of the pec major
Anterior surface of the sternal angle and 1/2 of the clavicle
41
Insertions of the pec major
Lateral lip of the bicipital groove
42
Movements of the pec major
Flexion of the humerus, aducts the humerus, medial rotation of the humerus - attachment of the trunk to the arm
43
Innervations of the pec major
Many cervical nerves of the spine
44
Origins of the pec minor
From the ribs
45
Innervatios of the pec minor
Median pectoral nerve
46
Insertion of the pec minor
On the coracoid process
47
Movement of the pec minor
Stabilises the scapula
48
Origin of the trapezius
Spinous process of the vertebrae C7 - T12 Nuchal ligament Occipital bone
49
Insertion of the trapezius
Posterior border of the lateral 1/3 of the clavicle Acromion process Spine of the scapula
50
Innervation of the trapezius
Cervicle spinal nerves C3 C4
51
Actions of the trapezius
On the scapula | Rotation // Retraction // Elevation // Depression
52
Origin of the deltoids
Anterior border and upper surface of the lateral 1/3 of the clavicle Acromion process Spine of the scapula
53
Insertion of the deltoids
Deltoid tuberosity
54
Innervation of the deltoids
Axillary nerve
55
Action of the anterior fibres of the deltoids
Flexes and medially rotates the arm
56
Action of the posterior fibres of the deltoids
Extends and laterally rotates the arm
57
Action of the lateral fibres of the deltoids
Abduction of the arm
58
Origin of the teres major
Posterior apect of the inferior angle of the scapula
59
Insertion of the teres major
Medial lip of intertubercular sulcus of the humerus
60
Innervation of the teres major
Lower subscapular nerve
61
Action of the teres major
Humerus - adduction, internal rotation, extension | Scapula - protraction and depression
62
Origin of the rhomboid major
Spinous process of T2-T5
63
Insertion of the rhomboid major
Medial border of the scapula (inferior to the insertion of the rhomboid minor)
64
Innervation of the rhomboid major
Dorsal scapula nerve
65
Action of the rhomboid major
Scapula - retraction, depression | Glenoid cavity - depression
66
Origin of the rhomboid minor
Nuchal ligaments | Spinous processes of the C7 - T1
67
Insertion of the rhomboid minor
Medial border of the scapula (superior to the insertion of the rhomboid minor)
68
Innervation of the rhomboid minor
Dorsal scapula nerve
69
Action of the rhomboid minor
Scapula - retraction, rotation
70
Origin of the latissimus dorsi
``` Spinous processes of vertebrae T7 - L5 Thoracolumbar fascia Iliac crest Inferior 3 - 4 ribs Inferior angle of the scapula ```
71
Insertion of the latissimus dorsi
Floor of the intertubercular groove of the humerus
72
Innervation of the latissimus dorsi
Thoracodorsal nerve
73
Action of the latissimus dorsi
Arm | Adduction // extension // medial rotation
74
Origin of the levator scapulae
Posterior tubercles of the transverse processes of C1 - C4
75
Insertion of the levator scapulae
Superior part of the medial border of the scapula
76
Innervation of the levator scapulae
Cervical nerve - C3, C4 | Dorsal scpula nerve
77
Action of the levator scapulae
Scapula | elevation // rotation
78
What are the two heads of the pectoralis major
Clavicular head | Sternocostal head
79
What is the origin of the clavicular head of the pectoralis major
Anterior surface of the medial half of the clavicle
80
What is the origin of the sternocostal head of the pectoralis major
Anterior surface of the sternum Superior six costal cartilages Aponeurosis of the external obliques
81
What is the insertion of the pectoralis major
Lateral lip of the bicipital groove of the humerus
82
What is the innervation of the pectoralis major
Lateral and median pectoral nerve
83
What is the action of the clavicular head of the pectoralis major
Flexion of the humerus
84
What is the action of the sternocostal head of the pectoralis major
Adducts the humerus
85
What is the action of the whole pectoralis major
Adducts and medially rotates the humerus | Draws scapula anteriorly and inferiorly
86
What is the origin of the pectoralis minor
Ribs 3 to 5
87
What is the insertion of the pectoralis minor
Medial border and superior surface of the coracoid process of the scapula
88
What is the innervation of the pectoralis minor
Medial and lateral pectoral nerve
89
What is the action of the pectoralis minor
Stabilises the scapula
90
What is the origin of the subscapularis
Subscapular fossa
91
What is the innsertion of the subscapularis
Lesser tubercles of the humerus
92
What is the innervation of the subscapularis
Subscapular nerve (upper and lower)
93
What is the action of the subscapularis
Humerus - internal rotation // adduction | Stabilisation of the shoulder
94
What is the origin of the supraspinatus
Supraspinatus fossa of the scapula
95
What is the insertion of the supraspinatus
Superior facet of the greater tubercle of the humerus
96
What is the innervation of the supraspinatus
Suprascapular nerve
97
What is the action of the supraspinatus
Abduction of the arm | Stabilises the shoulder
98
What is the origin of the infraspinatus
Infraspinatus fossa of the scapula
99
What is the insertion of the infraspinatus
Middle facet of the greater tubercle of the humerus
100
What is the innervation of the infraspinatus
Suprascapular nerve
101
What is the action of the infraspinatus
Lateral rotation of the arm - | Stabilises the shoulder
102
What is the origin of the teres minor
Lateral border of the scapula
103
What is insertion of the teres minor
Inferior facet of the greater tubercles of the humerus
104
What is the innervation of the teres minor
Axillary nerve
105
What is the action of the axillary nerve
Lateral rotation of the arm | Stabilises the shoulder
106
Is biceps brachii a flexor or extensor | Is biceps brachii found on the anterior or posterior
Flexor so anterior
107
Origin of the short head of biceps brachii
Coracoid process of the scapula
108
Origin of the long head of biceps brachii
Supraglenoid tubercle
109
Insertion of biceps brachii
Radial tuberosity and bicipital aponeurosis into deep fascia on the medial part of the forearm
110
Innervation of biceps brachii
Musculocutaneous nerve
111
Action of biceps brachii
ELBOW - flexion SHOULDER - flexion/abduction RADIAL ULNAR JOINT - supination
112
Origin of the coracobrachialis
Coracoid process
113
Insertion of the coracobrachialis
Anteromedial surface of the humerus distal to the crest of the lesser tubercle
114
Innervation of the coracobrachialis
Musculocutaneous nerve
115
Action of the coracobrachialis
Arm at the glenohumeral joint | Adduction and flexion
116
Origin of the brachialis
Anterior surface of the humerus
117
Insertion of the brachialis
Coronoid process and tuberosity of the ulnar
118
Innervation of the brachialis
Musculocutaneous and radial nerves
119
Action of the brachialis
Flexion at the elbow
120
Origin of the long head of triceps
Infraglenoid tubercle of the scapula
121
Origin of the lateral head of triceps
Above the radial groove
122
Origin of the medial head of triceps
Below the radial groove
123
What is the radial groove
Where the radial nerve runs along the humerus
124
What is the insertion of the triceps
Olecranon process of the ulnar
125
Innervation of the triceps
Radial and axillary nerve
126
Action of triceps
FOREARM - Extension ARM - Adducts SHOULDER - Extends

BMS246 Anatomy (7 decks)

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