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Anatomy 6 > Random > Flashcards

Random Flashcards

1
Q

What nerve runs between extensor carpi radialis longus and extensor carpi radialis brevis?

A

superficial branch of radial nerve

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2
Q

True or False. ECRL and ECRB have different innervations

A

True
ECRL –> radial nerve
ECRB –> deep branch of radial nerve

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3
Q

What is the last muscle innervated by deep branch of radial nerve distally?

A

supinator

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4
Q

What does the deep branch of radial nerve become past the supinator?

A

posterior interosseous nerve

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5
Q

What three tendons make up the snuff box?

A

extensor pollicis brevis/ abductor pollicis longus (both of these are traveling together - lateral)
extensor pollicis longus (medial)

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6
Q

What artery can be found inside the snuff box?

A

radial artery

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7
Q

What nerve can be seen traversing the snuff box?

A

superficial branch of radial nerve

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8
Q

Which two digits have their own extensors?

A

digits 2 and 5 (rocker hand)

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9
Q

Which two muscles of posterior forearm is innervated by radial nerve?

A

brachioradialis

extensor carpi radialis longus (ECRL)

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10
Q

What four muscles of posterior forearm is innervated by posterior IO nerve?

A 
ABLE
Abductor pollicis longus
extensor pollicis Longus
extensor pollicis Brevis
Extensor indicis
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11
Q

What is located in the triangular interval (2)?

A

radial nerve

profunda brachii

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12
Q

What bone can be seen within the snuff box?

A

scaphoid

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13
Q

Which digit lacks middle phalanx?

A

thumb

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14
Q

Which has more range of motion, ABduction or ADduction of wrist?

A

ADduction

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15
Q

What artery does thoracodorsal artery anastomose with?

A

dorsal scapular a

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16
Q

What artery does circumflex scapular artery anastomose with?

A

suprascapular a

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17
Q

Branches of lateral cord from brachial plexus?

A

lateral pectoral n

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18
Q

Branches of posterior cord from brachial plexus?

A

upper subscapular n
lower subscapular n
thoracodorsal n

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19
Q

Branches of medial cord from brachial plexus?

A

medial pectoral n
medial brachial cutaneous n
medial antebrachial cutaneous n

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20
Q

Branches of upper trunk from brachial plexus?

A

suprascapular n

n to subclavius

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21
Q

What innervates serratus anterior?

A

long thoracic n (C5,6,7)

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22
Q

What innervates latissimus dorsi?

A

thoracodorsal n (C6-C8)

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23
Q

What innervates teres major?

A

lower subscapular n (C5,6)

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24
Q

What innervates teres minor?

A

axillary n (C5,6)

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25
Q

What innervates supraspinatus and infraspinatus?

A

suprascapular n (C5,6)

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26
Q

What root levels are in posterior cord?

A

C5-C8

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27
Q

What root levels are in medial cord?

A

C8, T1

28
Q

What root levels are in lateral cord?

A

C5-7

29
Q

What are all the muscles that are innervated by just C5,6?

A 
All shoulder muscles:
supraspinatus
infraspinatus
subscapularis
teres minor
deltoid
teres major
subclavius
30
Q

What are the muscles of rotator cuff?

A

supraspinatus
infraspinatus
teres minor
subscapularis

31
Q

What artery anastomose with radial colalteral a?

A

radial recurrent a

32
Q

What artery anastomose with middle collateral a?

A

recurrent IO a

33
Q

What artery anastomose with superior ulnar collateral a?

A

posterior ulnar recurrent a

34
Q

What artery anastomose with inferior ulnar collateral a?

A

anterior ulnar recurrent a

35
Q

What two muscles lateral rotate scapula?

A

infraspinatus

teres minor

36
Q

What root levels are in musculocutaneous n?

A

C5 - C7

37
Q

What root levels are in median n?

A

C6 - T1

38
Q

What root levels are in ulnar n?

A

C8 and T1

39
Q

What root levels are in radial n?

A

C5 - C8

40
Q

What root levels are in axillary n?

A

C5 and C6

41
Q

What is found within the triangular space?

A

circumflex scapular a

42
Q

What is found within quadrangular space?

A

axillary n

posterior circumflex humeral a

43
Q

What is found within the triangular interval?

A

radial n

profunda brachii

44
Q

What are the borders to triangular space?

A

long head of triceps
teres minor
teres major

45
Q

What are the borders to quadrangular space?

A

surgical neck of humerus
long head of triceps
teres minor
teres major

46
Q

What are the borders to triangular interval?

A

lateral head of triceps
long head of triceps
teres major

47
Q

Name the carpals (Some Lovers Try Positions That They Can’t Handle)

A 
Scaphoid
Lunate
Triquetrium
Pisiform
Trapezium
Trapezoid
Capitate
Hamate
48
Q

What kind of joint is radio-carpal joint?

A

condyloid synovial

49
Q

What are the three bones that make up the radio-carpal joint?

A

radius
scaphoid
lunate

50
Q

What kind of joint is trapeziometacarpal joint?

A

saddle

51
Q

What two bones make up the trapeziometacarpal joint?

A

thumb and trapezium

52
Q

What kind of joints are metacarpophalangeal (MCP) joints?

A

condyloid

53
Q

What kind of joints are interphalangeal joints?

A

hinge

54
Q

Which phalanx does the thumb not have that all the other digits do?

A

thumb does not have middle phalanx

55
Q

What innervates the thenar compartment?

A

recurrent branch of the median nerve

56
Q

What innervates the hypthenar compartment?

A

deep branch of the ulnar nerve

57
Q

What are the functions of lumbricals?

A

flex MCP joint

extend IP joints

58
Q

What muscles in the hand is innervated by median nerve?

A

those in thenar compartment

lateral 2 lumbricals

59
Q

How many DAB and PAD are there?

A

4 DAB

3 PAD

60
Q

What branch of median n provides motor to the hand?

A

recurrent br

61
Q

What branch of median n provides sensory to the hand?

A

palmar br

62
Q

Would sensory to the hand be involved if patient has carpal tunnel?

A

No, bc palmar br of median n usually branch before the nerve enters the tunnel

63
Q

If the recurrent br of median n is damaged, will there be manifestations to the lumbricals?

A

No

64
Q

Where does the cephalic vein drain into?

A

subclavian vein

65
Q

Where does the basilic vein drain into?

A

axillary vein

66
Q

What nerve is between the two heads of pronator teres (humeral and ulnar)?

A

median nerve

Anatomy 6 (3 decks)

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