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GR Yr2 Anatomy > Upper Limb > Flashcards

Upper Limb Flashcards

1
Q

What vessel dominantly makes the deep palmar arch?

A

Radial artery

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2
Q

Levator scapulae function and innervation

A

Raises scapula

Dorsal scapula nerve

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3
Q

Compartments of the forearm

A

Anterior (superficial, intermediate and deep)

Posterior (superficial and deep)

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4
Q

Compartments of the arm

A

Anterior and posterior

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5
Q

Muscles of thenar eminence

A

Flexor pollicis brevis
Abductor pollicis brevis
Opponents pollicis

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6
Q

Innervation to muscles of the deep layer of anterior forearm?

A

Median

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7
Q

Muscles of superficial layer of anterior forearm

A 
P/F/P/F (lateral to medial:)
Pronator Teres
Flexor carpi radialis
Palmaris longus
Flexor carpi ulnaris
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8
Q

Muscles of intermediate layer of anterior forearm

Innervation?

A

Flexor digitorum superficialis

Median

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9
Q

What is the shoulder labrum?

A

Fibrous tissue around glenoid circumference

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10
Q

What is a bankart tear?

A

Inferior, anterior labral tear

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11
Q

Function of interossei muscles

A 
DAB = dorsal muscles abduct fingers
PAD = palmar adduct fingers
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12
Q

Serratus anterior innervation and site

A

Long thoracic nerve

under armpit

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13
Q

Innervation to superficial posterior forearm?

A

Radial

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14
Q

Teres Minor deetz

A 
Origin = dorsal scapula
Insertion = greater tuberosity of humerus
Innervation = axillary (C5/C6)
Action = arm external rotation
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15
Q

Muscles of hypothenar eminence

A

Abductor digiti minimi
Flexor digiti minini brevis
Opponens digiti minimi

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16
Q

Subscapularus deetz

A 
Origin = anterior scapula
Insertion = lesser tuberosity of humerus
Innervation = upper and lower suprascapular nerve
Action = arm internal rotation
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17
Q

What are lumbrical, where do they attach, what are their function and innervation?

A

4 intrinsic hand muscles
Proximally attach anterior then distally attach posterior
Make fingers bend at MCPs to say ‘bye bye’
Medial two are median, lateral two are ulnar

18
Q

Function and innervation of anterior arm muscles

A

Flexion of arm and forearm

Musculocutaneous nerve

19
Q

Innervation of thenar eminence

A

Median

20
Q

Muscles of anterior arm

A

Biceps brachii
Brachialis
Coracobrachialis
(BBC)

21
Q

Trapezius innervation and function

A

CNXI

Moves shoulder blades up and down

22
Q

Contents of carpal tunnel

A

Flexor digitorum superficialis (x4)
Flexor digitorum profundus (x4)
Median nevre
Flexor polices longus

23
Q

Back muscles

A 
Trapezius
Rhomboid (major, minor)
Serratus Anterior
latissimus dorsi
Levator scapulae
24
Q

Innervation of interossei muscles

A

all ulnar

25
Q

Muscles of deep layer of anterior forearm

A

Flexor digitorum profundus
Flexor pollicis longus
Pronator Quadratus!

26
Q

Muscles of the rotator cuff

A

Supraspinatous
Infraspinatous
Subscapularis
Teres Minor

27
Q

How much of humeral head is in contact with glenoid fossa at any tie

A

1/3rd

28
Q

What are the interossei muscles of the hand

A

dorsal and palmar muscles

29
Q

Muscles of the deep layer of posterior forearm

A 
Supinator
Abductor pollicis longus
Extensor pollicis longus
Extensor pollicis brevis
Extensor indicis
30
Q

Trapezius innervation

A

Accessory nerve, CNXI

31
Q

Innervation to muscles of the superficial layer of anterior forearm

A

Pronator teres = median
Flexor carpi radialis = median
Palmaris longus = median
Flexor carpi ulnaris = ulnar

32
Q

Muscles, innervation function of posterior arm

A

Triceps brachii
Radial nerve
Extension of arm and forearm (crosses two joints)

33
Q

Describe arteries from heart to hand

A

Aortic arch then brachiocephalic then sublavian then axillary then brachial then splits into radial and ulnar that anastamose to form palmar arches

34
Q

Ligaments in the shoulder girdle?

A

Coracoclavicular

Coracoacromial

35
Q

Supraspinatous deetz

A 
Origin = supraspinous fossa
Insertion = greater tuberosity of humerus
Innervation = suprascapular nerve (C5/C6)
Action = arm abduction
36
Q

Infraspinatous deetz

A 
Origin = infraspinous fossa
Insertion = greater tuberosity of humerus
Innervation = suprascapular nerve (C5/C6)
Action = arm external rotation
37
Q

Innervation to deep posterior forearm?

A

Radial

38
Q

Muscles of the superficial layer of posterior forearm

A 
Brachoradialis
Extensor carpi radialis lognus
Extensor carpi radialis brevis
Extensor carpi ulnaris
Extensor digitorum 
Extensor digiti minimi
Aconeus
39
Q

Innervation of hypothenar eminence

A

Ulnar

40
Q

What vessel dominantly makes the superficial palmar arch?

A

Ulnar artery

41
Q

Rhomboid positions and innervation

A

Minor is above major

Dorsal scapular nerve

GR Yr2 Anatomy (11 decks)

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