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Anato Locomoter > Upper Limb > Flashcards

Upper Limb Flashcards

1
Q

Name the 4 rotator Cuff Muscles

A
  1. Supraspinatus
  2. Infraspinatus
  3. teres minor
  4. subscapularis
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2
Q

Which vessels run through the carpal tunnel

A

no vessels

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3
Q

What is the movement of the pectoralis major

A

adductor
ante-version
internal rotation

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4
Q

what are the characteristical movements of the radiocarpal joint

A

flexion-extension

adduction-abduction

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5
Q

which nerves innervate dorsal side of the hand

A

dorsal cutaneous branch of ulnar nerve
superficial branch of radial nerve
palmar cutaneous branch of median nerve

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6
Q

name the ulnar abductors

A

extensor carpi ulnaris
flexor carpi ulnaris
extensor digitorum
extxensor digiti minimi

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7
Q

what is the medial wall of the axilla

A

serratus anterior

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8
Q

what are the articular surfaces of humeroradial joint

A

capitulum of humerus

radial fovea

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9
Q

which vessel accompanies the radial nerve

A

deep brachial artery

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10
Q

movements of supinator

A

supination

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11
Q

does the supinator lie in the deep flexor or extensor layer of the forearm

A

deep extensor/posterior layer

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12
Q

which fiber surrounds the neck of radius

A

annular ligament

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13
Q

Which muscles are innervated by the radial nerve (12)

A 
triceps brachii
brachioradialis
extensor carpi radialis longus
extensor carpi radialis brevis
extensor digitorum
extensor digiti minimi
extensor carpi ulnaris
supinator
abductor pollicis longus
extensor pollicis brevis
extensor pollicis longus
extensor indices
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14
Q

what innervates the flexor carpi ulnaris

A

ulnar nerve

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15
Q

what is the posterior wall of the axilla

A

latissimus dorsi
teres major
subscapularis

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16
Q

what are the contents of the deltopectoral groove

A

cephalic vein

deltoid branch of thoracoacromial artery

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17
Q

contents of carpal tunnel

A 
flexor digitorum superficialis (4 tendons)
flexor digitorum profundus (4 tendons)
^1 tendon sheath
median nerve
flexor pollicis longus
^1 tendon sheath
flexor carpi radialis
^1 tendon sheath
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18
Q

how many tendon sheath compartments are there under the flexor retinaculum

A

3

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19
Q

what are the articulating surfaces of the radiocarpal joint

A

carpal articular facet of radius
scaphoid
lunate
triquetrum (at ulnar abduction)

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20
Q

name the deep extensors of the forearm

A 
supinator
abductor pollicis longus
extensor pollicis brevis
extensor pollicis longus
extensor indices
21
Q

which nerve supplies the flexors of the forearm

A

median nerve except:
flexor carpi ulnaris (ulnar nerve)
flexor digitorum profundus (median & ulnar nerves)

22
Q

what type of joint is the sternoclavicular joint

A

plane
restricted ball and socket
amphiarthrosis

23
Q

which nerve supplies flexors of upper arm

A

musculocutaneous nerve

24
Q

which nerve innervates the extensors of the forearm

A

radial nerve

25
Q

what are the borders of the triangular space/medial axillary hiatus

A

superior: teres minor
inferior: teres major
lateral: long head of triceps

26
Q

what are the borders of the quadrangular space/lateral axillary hiatus

A

Superior: teres minor
Inferior: teres major
Medial: long head of triceps
Lateral: surgical neck of humerus

27
Q

what are the borders of the triangular interval/triceps hiatus

A

Superior: teres major
Medial: long head of triceps
Lateral: lateral head of triceps/humerus

28
Q

what are the borders of the axillary fossa

A

Anterior: pectoralis major & pectoralis minor
Posterior: latissimus dorsi, teres major & subscapularis
Medial: serratus anterior & thoracic wall
Lateral: biceps brachii & coracobrachialis
Base: skin/fascia of the axilla

29
Q

what are the borders of the deltopectoral groove/triangle

A

Superior: clavicle
Medial: pectoralis major
Lateral: deltoid

30
Q

what are the borders of the cubital fossa

A 
Superior: imaginary horizontal line between epicondyles of humerus
Medial: pronator teres
Lateral: bracioradialis
Roof: bicipital aponeurosis
Floor: brachialis
31
Q

where is the medial bicipital groove located

A

located in between the biceps and triceps

32
Q

what are the borders of the carpal tunnel

A

Superior: flexor retinaculum
Inferior: carpal bones + eminences
Ulnar carpal eminence ( pisiform+hook of hamate)
Radial carpal eminence (tubercle of scaphoid+trapezium)

33
Q

what are the borders of the guyon’s canal/tunnel

A

Roof: palmar carpal ligament
Floor: flexor retinaculum
Medial: pisiform, pisohamate ligament & abductor digiti minimi
Lateral: hook of hamate

34
Q

what are the borders of the anatomical snuffbox/radial foveola/tabatiere

A

Medial: extensor pollicis longus
Lateral: tendons of extensor pollicis brevis & abductor pollicis longus
Floor: scaphoid and trapezoid

35
Q

what forms the anterior axillary fold

A

lower margin of pectoralis major

36
Q

what forms the posterior axillary fold

A

latissimus dorsi

37
Q

what are the contents of the triangular space/medial axillary hiatus

A

circumflex scapular artery and vein

38
Q

what are the contents of the quadrangular space/lateral axillary hiatus

A

axillary nerve

posterior circumflex humeral artery

39
Q

what are the contents of the triceps hiatus/triangular interval

A

deep brachial artery

radial nerve

40
Q

what are the contents of the axillary fossa

A 
axillary artery
axillary vein
brachial plexus
axillary lymph nodes
adipose tissue
41
Q

what are the contents of the deltopectoral groove/triangle

A

cephalic vein

deltoid branch of thoracoacromial artery

42
Q

what are the contents of the cubital fossa

A

tendons of biceps
brachial artery (bifurcates here giving radial & ulnar arteries)
median nerve
radial nerve
posterior interosseuos branch of radial nerve

43
Q

what are the contents of the medial bicipital groove

A 
medial antebrachial cutaneus nerve
basilic vein
ulnar nerve
median nerve
brachial artery
44
Q

what are the contents of Guyon’s tunnel

A 
ulnar artery (forms superficial palmar arch)
ulnar nerve
(both structures bifurcate in the canal into superficial & deep palmar branches)
45
Q

what are the contents of the anatomical snuffbox

A

radial artery
cephalic vein
superficial branch of radial nerve

46
Q

what cartilage makes the glenoid labrum

A

fibrocartilage

47
Q

what are the articulating surfaces of the proximal radioulnar joint

A

radial notch

articular circumference

48
Q

which ligaments stabilise the sternoclavicular joint

A

costoclavicular ligament
interclavicular ligament
anterior sternoclavicular ligament
posterior sternoclavicular ligament

49
Q

which structures are found superficial to the cubital fossa

A

cephalic vein
median cubital vein
basilic vein

Anato Locomoter (4 decks)

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