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Upper Limb > Shoulder and Back Muscles > Flashcards

Shoulder and Back Muscles Flashcards

(60 cards)

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1
Q

Innervation of Pectaloris Major

A

Lateral and Medial Pectoral Nerve

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2
Q

Innervation of Pectoralis Minor

A

Medial Pectoral

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3
Q

Innervation of subclavius

A

Subclavian Nerve

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4
Q

Innervatiin of Serratus Anterior

A

Long thoracic nerve

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5
Q

Innervation of Trapezius

A

Spinal Accessory Nerve XI (Motor Fibres)

C3 & C4 Spinal Nerves (Sensory Nerves)

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6
Q

Innervation of Latissimus Dorsi

A

Thoracodorsal Nerve

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7
Q

Innervation of Levatator Scapulae

A

Dorsal Scapular Nerve

Cervical Nerve

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8
Q

Innervation of Rhomboid Minor

A

Dorsal Scapular Nerve

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9
Q

Innervation of Rhomboid Major

A

Dorsal Scapular Nerve

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10
Q

Innervation of Deltoid

A

Axillary Nerve

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11
Q

Innervation of Deltoid

A

Axillary Nerve

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12
Q

Innervation of Supraspinatus

A

Suprascapular Nerve

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13
Q

Innervation of Infraspinatus

A

Suprascapular Nerve

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14
Q

Innervation of Teres Minor

A

Axillary Nerve

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15
Q

Innervation of Teres Major

A

Lower Subscapular Nerve

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16
Q

Innervation of Subscapularis

A

Upper Subscapular Nerve

Lower Subscapular Nerve

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17
Q

Action of Pectaloris Minor

A

Stabilises Scapula

Draws it anteriorly and inferiorly

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18
Q

Action of Subclavius

A

Anchors Clavicle

Depresses Clavicle

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19
Q

Action of Serratus Anterior

A

Draws Scapular Anteriorly and holds it against thoracic wall

Rotates scapula

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20
Q

Action of trapezius

A 
Depresses Scapular (ascending Fibres)
Elevates Scapula (descending fibres)
Retracts scapular (all parts)
Rotates Glenoid cavitiy superiorly
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21
Q

Action of levatotor scapulae

A

Elevates scapula

Rotates glenoid cavity inferiorly

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22
Q

Action of rhomboids

A

Retracts scapular and fixes to thoracic wall

Rotates glenoid cavity inferiorly

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23
Q

Insertion of pectaloris major

A

Lateral lip of intertubercular sulcus of humerus

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24
Q

Insertion of pectoris Minor

A

Medial and Superior surfaces of coracoid process of scapula

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25
Insertion of subclavius
Inferior middle part of clavicle (subclavian groove)
26
Insertion of serratus Anterior
Anterior surface of medial border of scapula
27
Insertion of Trapezius
Lateral third of clavicle Acromion of scapula Spine of scalula
28
Insertion of Latissimus Dorsi
Floor of intertubercular sulcus of Humerus
29
Insertion of levatotor scapulae
Medial Border of scapular superior to scapular spine
30
Insertion of Rhomboid Minor
Smooth triagular area at medial side of scapular spine
31
Insertion of Rhomboid Major
Medial border of scapular between scapular spine and inferior angle
32
Insertion of deltoid
Deltoid tuberosity of humerus
33
Insertion of supraspinatus
Superior facet of greater tubercle of humerus
34
Insertion of infraspinatus
Middle facet of greater tubercle of humerus
35
Insertion of teres minor
Inferior facet of greater tubercle of Humerus
36
Insertion of teres Major
Medial lip of intertubercular sulcus of humerus
37
Insertion of subscapularis
Lesser tubercle of humerus
38
Origin of pectaloris major
Clavicular head: Anterior surface of medial part of clavicle Sternocostal Head Anterior surface of sternum Superior six costal cartilages Aponeurosis of External oblique muscles
39
Origin of pectaloris minor
3rd to 5th costal cartilages
40
Origin of subclavius
Junction of 1st rib and its costal cartilage
41
Origin of serratus anterior
External surfaces of later parts of 1st to 8th ribs
42
Origin of trapezius
Medial third of superior nuchal Line (occiputal bone) External occiputal proterberance Nuchal ligament Spinous processes of C7 to T12 vertebrae
43
Origin of Latissimus Dorsi
Spinous process of inferior 6 vertebrae (T7-T12) Iliac (Hip Bone) crest Thoracolumbar Fascia Inferior 3/4 ribs
44
Origin of levatotor scapulae
posterior tubercles of transverse processes of C1 to C4
45
Origin of Rhomboid Minor
Nuchal Ligament | Spinous processes of C7 to T1
46
Origin of Rhomboid Major
Spinous processes of T2 to T5 vertebrae
47
Origin of deltoid
Lateral third of clavicle Acromion of scapula Spine of scapula
48
Origin of supraspinatus
Supraspinous fossa of scapula
49
Origin of infraspinatus
Infraspinous fossa of scapula
50
Origin of teres Minor
Middle part of later border of scapula
51
Origin of teres Major
posterior part of interior angle of scapula
52
Origin of subscapularis
Subscapular Fossa (most anterior surface)
53
Which muscles constitute the superficial layer of muscles on the back
Trapezius Deltoid Lat. Dorsi
54
Which muscles constitute the deep layer of muscles on the back
Rhomboid Major Rhomboid Minor Levatator Scapulae Muscles around scapula
55
What are the muscles that cause Abduction at the glenohumeral joint
Deltoid and supraspinatus
56
What are the muscles tat cause adduction at the glenohumeral joint
Pec. major and Lat. dorsi
57
What are the muscles that cause flexion at the glenohumeral joint
Pec. major and deltoid
58
What are the muscles that cause extension at the glenohumeral joint
deltoid
59
What are the muscles that cause medial rotation at the glenohumeral joint
subscapularis
60
What are the muscles that cause lateral rotation at the glenohumeral joint
infraspinatus

Upper Limb (10 decks)

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