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ANATOMY TEST 2 > lecture 11: antebrachial extensors notes > Flashcards

lecture 11: antebrachial extensors notes Flashcards

(71 cards)

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1
Q

what is the lister’s tuubercle a pulley for

A

extensor pollicis longus

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2
Q

where is the lister’s tubercle

A

dorsal distal radius

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3
Q

proximal row of carpals (radial to ulnar side)

A

scaphoid
lunate
triquetrum
pisiform

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4
Q

distal carpal row (radial to ulnar side)

A

trapezium
trapezoid
capitate
hamate

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5
Q

what is the number 1 fracture of the carpal bone

A

scaphoid

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6
Q

what type of bone is the pisiform

A

sesamoid bone

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7
Q

how many metacarpals are there

A

5

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8
Q

how many phalanges are there

A

14

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9
Q

how many phalanges does the thumb have

A

2 phalanges (proximal and distal)

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10
Q

what is the structural classification of the distal radioulnar joint

A

pivot

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11
Q

what is the functional classification of the distal radioulnar joint

A

uniaxial

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12
Q

what are the movements of the distal radioulnar joint

A

pronation and supination

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13
Q

what are the supporting ligaments of the distal radioulnar joint

A

volar radioulnar ligaments
dorsal radioulnar ligaments

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14
Q

what is the structural classification of the radiocarpal joint

A

ellipsoidw

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15
Q

what is the functional classification of the radiocarpal joint

A

biaxial

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16
Q

what are the movements of the radiocarpal joint

A

flexion
extension
radial
deviation
ulnar deviation

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17
Q

what is the primary articulation between distal forearm and proximal carpal bones

A

radiocarpal joint

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18
Q

what is the structural classifcation of the midcarpal joint

A

ellipsoid

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19
Q

what is the functional classification of the midcarpal joint

A

biaxial

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20
Q

what is the movements of the midcarpal joint

A

flexion, extension , radial deviation , ulnar deviation and circumduction

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21
Q

what is the complex interaction with proximal row to perform global wrist and hand movements

A

midcarpal joint

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22
Q

the triangular fibrocartilage complex is the cushion between the

A

distal ulna and carpals

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23
Q

the triangular fibrocartilage complex is the stability on the

A

ulnar side of the wrist

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24
Q

what ligament helps with excessive supination and pronation

A

palmar radioulnar ligament

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25
what are the movemetns of the carpometacarpal joint of the fingers
volar/dorsal gliding
26
what is the structural/functional classification of the carpometacarpal joint of the fingers
gliding
27
what is the structural classification of the metacarpophalangeal joints
ellipsoid
28
what is the functional classification of the metacarpophalangeal joints
biaxial
29
what are the movements of the MCP joints
flexion , extentsion, abduction, adduction
30
what movement of the MCP joints produce volvar gliding
flexion
31
what movement of the MCP joint produces dorsal gliding
extension
32
what is the structural classification ofthe interphalangeal joints
hinge
33
what is the functional classification of the interphalangeal joints
uniaxial
34
what are the movements of the interphalangeal joints
flexion and extension
35
how many IP joints of the thumb have
1
36
what is the structural classification of the carpometacarpal joint of the thumb
saddle
37
what is the functional classification of the carpomeacarpal joint of the thumb
biaxial
38
what are the movements of the classification of the carpometacarpal joint of the thumb
flexion, extension , abduction, adduction
39
the CMC joint is wha type of joint
basilar joint
40
which carpal bone articulates with the first metacarpal joint
the trapezium
41
where are the common extensor tendon injuires
thumb long fingers
42
how many extensor tendon zones are there
8
43
where do the extrinsic muscles originate from
promixal to the wrist
44
the extrinsic muscles generate
greater force
45
where are the intrinsic muscles contained at
within the entire hand
46
what is the superficial group of the extrinsic extensor muscles
extensor carpi radialis longus extensor carpi radialis brevis extensor carpi ulnaris extensor digitorum extensor digiti minimi
47
what are the deep muscles of the extrinsic extensor muscles
extensor indicis supinator
48
what are the out dropping from the deeep muscles of the extrinsic extensor muscles
abductor pollicis longus extensor pollicis brevis extensor pollicis longus
49
the extensor carpi radialis longus and brevis start at at
lateral epicondyle
50
the extensor carpi radialis longus and brevis end at the
base of a metacarpal
51
what muscles are associated with tennis elbow
extensor carpi radialis longus extensor carpi radialis brevis
52
where is the inflammation located for "tennis elbow"
periosteum at the lateral epicondyle
53
where does the extensor digitorum originate from
lateral epicondyle
54
where does the extensor carpi ulnaris start
lateral epicondyle
55
where does the extensor carpi radialis go to
the base of the 5th metacarpal
55
extensors of the thumb include
abductor pollicis longus extensor pollicis brevis extensor pollicis longus
55
anatomical snuffbox consist of what muscles
abductor pollicis longus extensor pollicis brevis extensor pollicis longus
55
what is the purpose of the extensor retinaculum
keeps tendons in place and seperates them inot 6 compartments
56
what is referred to as "texting thumb"
de quervain's tenosynovitis
57
what is de quervain's tenosynovitis
cumulative trauma disorder of tendons of 1st dorsal compartment
58
what muscles are apart of the first dorsal compartment
abductor pollicis longus extensor pollicis brevis
59
what muscles are apart of the second dorsal compartment
extensor carpi radialis longus extensor carpi radialis brevis
60
what muscles are apart of the 3rd dorsal compartment
extensor pollicis longs
61
what muscles are apart of the 4th dorsal compartment
tendon sheath for extensor digitorum and extensor indicis
62
what msucles are apart of the 5th dorsal compartment
extensor digiti minimi
63
what is the smiths fracture
volar displacement of distal radial bone
64
what is the colles' fracture
dorsal displacement of distal radial bone
65
what side of the wrist does the surgery for distal radius fracture happen
volvar side always
66
what is the MOI for a scaphoid fracture
from a fall on a out stretched hand
67
what can a scaphoid fracture lead to
necrotic proximal fragment
68

ANATOMY TEST 2 (11 decks)

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