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Upper Extremities innervation+ muscles Flashcards

0
Q

Provides innervation to deltoid and teres minor

A

Axillary nerve

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1
Q

Anterior compartment muscles not innervated by median nerve

A

Flexor carpi ulnaris, ulnar half of flexor digitorum profundus

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2
Q

Posterior muscles of the arm

A

ANCONEUS, Triceps

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3
Q

Innervates posterior compartment of arm

A

Radial nerve

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4
Q

Rhomboids

A

Dorsal scapular

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5
Q

Serratus anterior

A

Long thoracic

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6
Q

Supraspinatus and infraspinatus

A

Suprascapular

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7
Q

Pectoralis major

A

Lateral pectoral

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8
Q

Pectoralis major and minor

A

Medial pectoral

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9
Q

Subscapularis

A

Upper subscapular

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10
Q

Latissimus dorsi

A

Middle subscapular/ thoracodorsal

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11
Q

Subscapularis and teres major

A

Lower subscapular nerve

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12
Q

Skin of medial arm

A

Medial branch of cutaneous nerve

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13
Q

Skin of medial forearm

A

Medial antebrachial cutaneous nerve

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14
Q

2 prominent bursae in the glenohumeral joint

A

Subacromial, subscapular

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15
Q

Seperates tendon of supraspinatous from deltoid muscle

A

Subacrimial

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16
Q

Seperates scapular fossa from the tendon of subscapularis muscle

A

Subscapular fossa

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17
Q

Rotator cuff muscles

A

Supraspinatus, infraspinatus, teres minor, subscapularis

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18
Q

Teres minor

A

Axillary nerve

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19
Q

Most common type of shoulder dislocation

A

Anterior or inferior

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20
Q

Acromioclavicular joint is stabilized by what ligaments

A

Coracoacromial, coracoclavicular, acromioclavicular

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21
Q

Forms the wrist joint

A

Distal end of radius with SCAPHOID and LUNATE

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22
Q

Forms the carpal tunnel

A

Flexor retinaculum

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23
Q

Forms the flexor retinaculun

A

Volar and transverse carpal ligament

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24
Structures that pass through the carpal tunnel
Flexor pollicis longus, flexor digitorum superficialis and profundis, median nerve
25
Tingling sensation produced by tapping the palmaris longus tendon
Tinel test
26
What are the contents of the axilla
Vein artery nerve(axillary vein and artery and brachial plexus)
27
Axillary structures are covered by
Axillary fascia
28
Shoulder joint is weakest
Inferiorly
29
What are the intrinsic muscles of the shoulder
SITS + DTM
30
Most commonly affected tendon in the shoulder
Tendon of supraspinatis
31
What are the contents of the quadrangular space
Axillary nerve(circumflex nerve); posterior circumflex humeral vessels
32
Contents of triangular space
Circumflex scapular vessels
33
Main supinator of forearm
Biceps Brachii
34
Main flexor of forearm
Brachialis
35
Anterior muscles of the arm are innervates by
Musculocutaneous nerve
36
Adducts/flexes arm
Coracobrachialis
37
Posterior arm is innervates byw
Radial nerve
38
Main extensor of arm
Triceps
39
Pronator teres, palmaris longus, pronator quadratus are muscles of
Forearm(flexors)
40
Supinator, aconeus and anductor pollicis longus are muscles of
Forearm- exntensors
41
Adductor policis is innervates by
Extensor digitorum is innervated by radial nerve
42
Flexes MCP joints
Lumbricales
43
Helps lumbricals extend IP joints and flex MCP joints
Interossei
44
Hypothenar muscles are innervated by
Ulnar nerve (digiti minimi)
45
The brachial plexus consists of which roots
C5-T1
46
largest branch of axillary artery
Subscapular
47
Artery that supplies subscapularis, teres major and latissimus dorsi
Subscapular artery
48
Supplies anterior serratus muscle
Thoracodorsal artery
49
Thoracosorsal artery is a branch of which artery
Subscapular
50
1st bone to begin ossification
Clavicle
51
Convex part of clavicle
Medial 2/3
52
Weakest point of clavicle
Junction
53
May cause brachial plexus injury
Clavicular fracture
54
Pain and tenderness over the anatomical snuffbox
Scaphoid fracture
55
Most commonly dislocated carpal bone
Lunate
56
Dislocation of this bone may cause CTS
Lunate
57
Fracture of the base of the 1st metacarpal bone
Bennett's fracture
58
Fracture of the necks of the second and third metacarpal
Boxer's fracture
59
Wha drains the right side of the head and neck, thorax, upper limb
Right lymphatic duct

Anatomy (31 decks)

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