9/23 Flashcards
(91 cards)
1
Q
APL origin
A
posterior radius, ulna, IO membrane
2
Q
APL insertion
A
base of 1st metacarpal
3
Q
APL innervation
A
PIN
4
Q
EPB origin
A
posterior radius and IO membrane
5
Q
EPB insertion
A
base of 1st proximal phalanx
6
Q
EPB innervation
A
PIN
7
Q
ECRL origin
A
lateral supracondylar ridge
8
Q
ECRL insertion
A
base of 2nd metacarpal
9
Q
ECRL innervation
A
radial
10
Q
ECRB origin
A
lateral epicondyle
11
Q
ECRB insertion
A
base of 3rd metacarpal
12
Q
ECRB innervation
A
PIN
13
Q
EPL origin
A
posterior middle ulna and IO membrane
14
Q
EPL insertion
A
base of distal phalanx of thumb
15
Q
EPL innervation
A
PIN
16
Q
EDC origin
A
lateral epicondyle
17
Q
EDC insertion
A
extensor expansion of digits 2-5
18
Q
EDC innervation
A
PIN
19
Q
EDM origin
A
lateral epicondyle
20
Q
EDM insertion
A
extensor expansion of 5th digit
21
Q
EDM innervation
A
PIN
22
Q
ECU origin
A
lateral epicondyle
23
Q
ECU insertion
A
base of 5th metacarpal
24
Q
ECU innervation
A
PIN
25
EIP origin
posterior ulna and IO membrane
26
EIP insertion
extensor expansion of 2nd digit
27
EIP innervation
PIN
28
borders of snuffbox
floor: scaphoid, trapezium
radial: APL/EPB tendons
ulnar: EPL tendon
proximal: radial styloid process
29
extensor tendon zone 1
distal to or at DIP joint (terminal extensor tendon)
30
extensor tendon zone 2
middle phalanx
31
extensor tendon zone 3
PIP joint (central slip)
32
extensor tendon zone 4
proximal phalanx
33
extensor tendon zone 5
MCP joint (sagittal band)
34
extensor tendon zone 6
metacarpals
35
extensor tendon zone 7
wrist joint
36
extensor tendon zone 8
distal forearm
37
FCR origin
medial epicondyle
38
FCR insertion
base of 2nd metacarpal
39
FCR innervation
median
40
palmaris longus origin
medial epicondyle
41
palmarus longus insertion
flexor retinaculum, palmar aponeurosis
42
palmaris longus innervation
median
43
FDS origin
medial epicondyle
44
FDS insertion
middle phalanx
45
FDS innervation
median
46
FCU origin
medial epicondyle, olecranon, posterior ulna
47
FCU insertion
pisiform, hook of hamate, base of 5th metacarpal
48
FCU innervation
ulnar
49
FDP origin
proximal ulna, IO membrane
50
FDP insertion
distal phalanx
51
FDP innervation
AIN, ulnar
52
FPL origin
anterior radius
53
FPL insertion
distal phalanx of thumb
54
FPL innervation
AIN
55
opponens pollicis origin
flexor retinaculum, scaphoid/trapezium tubercles
56
opponens pollicis insertion
lateral 1st metacarpal
57
opponens pollicis innervation
recurrent branch of median nerve
58
APB origin
flexor retinaculum, scaphoid/trapezium tubercles
59
APB insertion
lateral side of base of proximal phalanx
60
APB innervation
motor recurrent branch of median nerve
61
FPB origin
flexor retinaculum, scaphoid/trapezium tubercles
62
FPB insertion
lateral side of base of proximal phalanx
63
FPB innervation
motor recurrent branch of median nerve
64
adductor pollicis origin
base of 2nd metacarpal, base and body of 3rd metacarpal, capitate
65
adductor pollicis insertion
medial side of base of proximal phalanx of thumb
66
adductor pollicis innervation
deep branch of ulnar nerve
67
palmaris brevis origin
transverse carpal ligament, palmar aponeurosis
68
palmaris brevis insertion
skin on ulnar border of palm of hand
69
palmaris brevis innervation
ulnar
70
abductor digiti minimi origin
pisiform
71
abductor digiti minimi insertion
ulnar side of base of proximal phalanx of little finger
72
abductor digiti minimi innervation
deep branch of ulnar nerve
73
flexor digitorum minimi brevis origin
flexor retinaculum, hook of hamate
74
flexor digitorum minimi brevis insertion
ulnar side of base of proximal phalanx of little finger
75
flexor digiti minimi brevis innervation
deep branch of ulnar nerve
76
opponens digiti minimi origin
flexor retinaculum, hook of hamate
77
opponens digiti minimi insertion
ulnar border of 5th metacarpal
78
opponens digiti minimi innervation
deep branch of ulnar nerve
79
lumbrical origin and insertion
FDP tendon, passes along radial side of MCP joint to insert into extensor expansion
80
what motion do the palmar interossei contribute to?
adduction
81
what motion to the dorsal interossei contribute to?
abduction
82
which branch of the median nerve is proximal?
palmar cutaneous
83
which branch of the median nerve is distal?
motor recurrent
84
carpal tunnel borders
floor: proximal carpal row
roof: transverse carpal ligament
radial: scaphoid/trapezium tubercles
ulnar: pisiform, hook of hamate
85
guyon's canal borders
floor: transverse carpal ligament
roof: volar carpal ligament
radial: hook of hamate
ulnar: pisiform, abductor digiti minimi muscle belly
86
flexor tendon zone 1
distal to FDS insertion (jersey finger)
87
flexor tendon zone 2
FDS insertion to distal palmar crease/A1 pulley
88
flexor tendon zone 3
palm (A1 pulley to distal aspect of transverse carpal ligament)
89
flexor tendon zone 4
carpal tunnel
90
flexor tendon zone 5
anterior compartment of forearm
91
where does palmar cutaneous usually branch off the median nerve?
5 cm proximal to wrist crease
