FOREARM, WRIST AND HAND Flashcards

1
Q

FOREARM

A
  • extends from elbow to wrist
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2
Q

TWO BONES IN FOREARM

A
  • ulna

- radius

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3
Q

CAPITULUM FUNCTION

A
  • articulation with the head of the radius
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4
Q

MEDIAL EPICONDYLE FUNCTION

A
  • insertion of muscles in the posterior forearm
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5
Q

TUBEROSITY OF RADIUS FUNCTION

A
  • insertion for biceps brachii (supernation)
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6
Q

HEAD OF ULNA ARTICULATING WITH ULNAR NOTCH OF RADIUS FUNCTION

A
  • forms distal radial ulna joint
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7
Q

OLECRANON ARTICULATING WITH OLECRANON FOSSA OF HUMERUS

A
  • insertion for triceps brachii
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8
Q

INTRAOSSEOUS MEMBRANE

A
  • strong fibrous membrane running from radius to ulna
  • supernation & pronation
  • site of muscle attachment
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9
Q

FINGER JOINT (METACARPOPHALANGEAL) MOVEMENTS

A
  • flexion & extension

- adduction & abduction

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10
Q

FINGER JOINT (METACARPOPHALANGEAL) FUNCTIONAL SHAPE

A
  • ellipsoid
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11
Q

FINGER JOINT (INTERPHALANGEAL) MOVEMENTS

A
  • flexion & extension
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12
Q

FINGER JOINT (INTERPHALANGEAL) FUNCTIONAL MOVEMENT

A
  • hinge
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13
Q

WRIST JOINT HISTOLOGICAL

A
  • synovial
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14
Q

WRIST JOINT FUNCTIONAL SHAPE

A
  • ellipsoid
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15
Q

WRIST JOINT ARTICULATIONS

A
  • midcarpal (just above proximal row)

- radiocarpal (wrist joint is)

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16
Q

WRIST JOINT ARTICULAR SURFACES

A
  • distal (radiocarpal jt) = triqutrium, lunate, scaphoid

- proximal = articular discs, radius

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17
Q

WRIST MOVEMENT REASONS

A

add > abd = distal projection of radial styloid

flex > exten = projection of post. aspect of radial articular surface

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18
Q

WRIST MOVEMENT, LOCATION, MUSCLE (FLEX)

A
  • flexion, anterior, flexor carpi radialis (FCR)
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19
Q

WRIST MOVEMENT, LOCATION, MUSCLE (EXTEN)

A
  • extension, posterior, extensor carpi ulnaris (ECU)
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20
Q

WRIST MOVEMENT, LOCATION, MUSCLE (ADD)

A
  • adduction, lateral, extensor carpi radalis longus (ECRL)
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21
Q

WRIST MOVEMENT, LOCATION, MUSCLE (ABD)

A
  • abduction, medial, flexor carpi ulnaris (FCU)
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22
Q

WRIST LIGAMENTS

A
  • attach carpal bones to radius
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23
Q

ACTIVE INSUFFICIENCY MULTI-JOINT

A
  • FDP flexor digitorium pollicis
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24
Q

PASSIVE INSUFFICIENCY MULTI-JOINT

A
  • ED extensor digitorium
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25
RETINACULA FLEXOR
- attaches carpal bones, forms carpal tunnel
26
SYNOVIAL TENDON SHEATHS
- where tendons lie under retinacula
27
CARPAL TUNNEL
- between forearm and palm of the hand
28
CARPAL TUNNEL BOUNDARIES
- carpal bones | - flexor retinacula
29
CARPAL TUNNEL CONTENTS
- FDS tendons (4) - FDP tendons (4) - FPL - median nerve
30
CARPAL TUNNEL SYNDROME
- caused by inflammation in tendons or synovial sheaths
31
ANATOMICAL SNUFF BOX
- lateral forearm to the hand
32
ANATOMICAL SNUFF BOX BOUNDARIES
- EPL ( posteriorally = medially) - EPB (anteriorllu = laterraly ) - extensor retinaculum
33
ANATOMICAL SNUFF BOX CONTENTS
-radial artery
34
ARCHES OF THE HAND
- all mobile except transverse carpal
35
ARCHES OF THE HAND FUNCTION
- conform the shape of objects
36
AXES OF THE HAND AND THUMB
- the middle finger is the axis of add/abd of digits | - always to the right of a digit
37
THUMB MOVEMENTS
- flexion (thumb inside of the palm) - the extension ( thumb out) - adduction (thumb towards yourself if the palm is facing down) - abduction (thumb down towards the ground) - opposition ( thumb to your pinkie)
38
DIGITS
- flexes fingers around an object during grasp
39
CMC JOINTS FINGER HISTOLOGICAL
- plane/ gliding
40
CMC JOINTS FINGER FUNCTION
- medial movement but not a movement in 2nd digit
41
CMC THUMB JOINT HISTOLOGICAL
- saddle joint | - biaxial
42
METACARPOPHALANGEAL JOINT STRUCTURE
- Palmer plates | - not in thumb
43
FIBROUS FLEXOR SHEATHS STRUCTURE
- dense fibrous CT forms retinaculum
44
FIBROUS FLEXOR SHEATHS FUNCTION
- prevent bowstringing of flexor tendons
45
MEDIAN NERVE
- principle nerve of forearm | - travels through cubital fossa medial to brachial artery descends between FDS and FDP
46
MEDIAN NERVE INNERVATION
- all anterior muscles except FCU and FDP
47
MEDIAN NERVE MUSCLES
- superfical, intermiate, deep (anterior interrosseous n)
48
ULNAR NERVE
- travels posterior to medial epicondyle | - descends forearm medially b/w FCU and FDP
49
ULNAR NERVE INNERVATION
- structures of the hand
50
ULNAR NERVE MUSCLES
- muscles FCU and FDP
51
RADIAL NERVE
- enters cubital fossa | - divides into superfical and deep branches
52
RADIAL NERVE SUPERFICIAL
- cutaneous innervation to the dorsum of the hand
53
RADIAL NERVE DEEP
- travelling posteriorly it pierces supinator = posterior interosseous nerve
54
RADIAL ARTERY FOREARM
- runs under brachioradialis
55
RADIAL ARTERY HAND
- crosses floor of anatomical 'snuff box'
56
ULNAR ARTERY FOREARM
- deep to superficial and intermediate flexors
57
VEINS CEPHALIC
- ascends in subcutaneous tissue from dorsal arch along the anterolateral forearm
58
VEINS BASILIC
- ascends in subcutaneous tissue from dorsal arch along medial forearm
59
PRONATOR TERES JOINT CROSSED
- elbow
60
PRONATOR TERES POSITION OF RELATIVE JOINT
- anterior
61
PRONATOR TERES ACTIONS
- flexion (elbow), pronantion
62
PRONATOR TERES NERVE SUPPLY
- median nerve
63
PRONATOR TERES ORIGIN
- medial epicondyle of humerus
64
PRONATOR TERES INSERTION
- middle of the lateral surface of radius
65
FLEXOR CARPI RADIALIS JOINT CROSSED
- wrist
66
FLEXOR CARPI RADIALIS POSITION OF RELATIVE JOINT
- anterolateral
67
FLEXOR CARPI RADIALIS JOINT CROSSED ACTIONS
- flexion and abduction of hand (at wrist)
68
FLEXOR CARPI RADIALIS JOINT CROSSED NERVE SUPPLY
- median nerve
69
FLEXOR CARPI RADIALIS JOINT CROSSED ORIGIN
- medial epicondyle of humerus
70
FLEXOR CARPI RADIALIS JOINT CROSSED INSERTION
- base of metacarpals 2 & 4
71
PALMARIS LONGUS JOINT CROSSED
- wrist
72
PALMARIS LONGUS POSITION OF RELATIVE JOINT
- anterior
73
PALMARIS LONGUS ACTIONS
- flexion of hand (at wrist) and tenses palmar fascia
74
PALMARIS LONGUS NERVE SUPPLY
- median nerve
75
PALMARIS LONGUS ORIGIN
- medial epicondyle of humerus
76
PALMARIS LONGUS INSERTION
- distal half of flexor retinaculum
77
FLEXOR CARPI ULNARIS JOINT CROSSED
- wrist
78
FLEXOR CARPI ULNARIS POSITION OF RELATIVE JOINT
- anterolateral
79
FLEXOR CARPI ULNARIS ACTIONS
- flexion and abduction of wrist
80
FLEXOR CARPI ULNARIS NERVE SUPPLE
- ulnar nerve
81
FLEXOR CARPI ULNARIS ORIGIN
- medial epicondyle of humerus
82
FLEXOR CARPI ULNARIS INSERTION
- the base of the 5th metacarpal
83
ANTERIOR COMPARTMENT SUFERFICIAL MUSCLES
- pronator teres - flexor carpi radalis - palmaris longus - flexor carpi ulnaris
84
ANTERIOR COMPARTMENT INTERMIDATE MUSCLES
- flexor digitorium superficialis
85
FLEXOR DIGITORIUM SUPERFICIALIS JOINT CROSSED
- metacarpophalangeal joint
86
FLEXOR DIGITORIUM SUPERFICIALIS POSITION OF RELATIVE JOINT
- anterior
87
FLEXOR DIGITORIUM SUPERFICIALIS ACTIONS
- flexion of digits 2-5
88
FLEXOR DIGITORIUM SUPERFICIALIS NERVE SUPPLY
- median nerve
89
FLEXOR DIGITORIUM SUPERFICIALIS ORIGIN
- medial epicondyle of humerus
90
FLEXOR DIGITORIUM SUPERFICIALIS INSERTION
- shafts of middle phalanges of digits 2-5
91
ANTERIOR COMPARTMENT DEEP MUSCLES
- flexor digitorium profundus - flexor pollicis longus - pronator quadratus
92
FLEXOR DIGITORIUM PROFONDUS JOINT CROSSED
- wrist, MCP, PIPJ, DIPJ
93
FLEXOR DIGITORIUM PROFONDUS POSITION OF RELATIVE JOINT
- posterior
94
FLEXOR DIGITORIUM PROFONDUS ACTIONS
- flexion wrist and digits 2-5
95
FLEXOR DIGITORIUM PROFONDUS NERVE SUPPLY
- median nerve and 1/2 ulna nerve
96
FLEXOR DIGITORIUM PROFONDUS ORIGIN
- ulna
97
FLEXOR DIGITORIUM PROFONDUS INSERTION
- proximal phalanges 2-5
98
FLEXOR POLLICIS LONGUS JOINT CROSSED
- MCPs,IPJs
99
FLEXOR POLLICIS LONGUS POSITION OF RELATIVE JOINT
- posterior
100
FLEXOR POLLICIS LONGUS ACTIONS
- flexion of thumb
101
FLEXOR POLLICIS LONGUS NERVE SUPPLY
- median nerve anterior interosseus nerve
102
FLEXOR POLLICIS LONGUS ORIGIN
- the anterior surface of the membrane or interosseous membrane
103
FLEXOR POLLICIS LONGUS INSERTION
- 1st distal phalange
104
POSTERIOR COMPARTMENT SUPERFICIAL MUSCLES
- brachioradialis - extensor carpi radialis longus - extensor carpi radialis brevis - extensor digitorium - extensor digit minimi - extensor carpi ulnaris - supinator - extensor indicis - abductor pollicis longus - extensor pollicis longus - extensor pollicis brevis
105
BRACHIORADIALIS JOINT CROSSED
- elbow
106
BRACHIORADIALIS POSITION RELATIVE TO JOINT
- anterior during flexion
107
BRACHIORADIALIS ACTIONS
- flexion of elbow
108
BRACHIORADIALIS NERVE SUPPLY
- radial nerve
109
BRACHIORADIALIS ORIGIN
- lateral epicondyle of humerus
110
BRACHIORADIALIS INSERTION
- radius
111
EXTENSOR CARPI RADIALIS LONGUS JOINT CROSSED
-wrist
112
EXTENSOR CARPI RADIALIS LONGUS POSITION RELATIVE TO JOINT
posterolateral
113
EXTENSOR CARPI RADIALIS LONGUS ACTIONS
- extension, adduction of wrist
114
EXTENSOR CARPI RADIALIS LONGUS NERVE SUPPLY
- radial nerve
115
EXTENSOR CARPI RADIALIS LONGUS ORIGIN
- lateral epicondyle of humerus
116
EXTENSOR CARPI RADIALIS LONGUS INSERTION
- base of 2nd metacarpal
117
EXTENSOR CARPI RADIALIS BREVIS JOINT CROSSED
- wrist
118
EXTENSOR CARPI RADIALIS BREVIS POSITION OF RELATIVE JOINT
- posterolateral
119
EXTENSOR CARPI RADIALIS BREVIS ACTIONS
- extension, adduction of wrist
120
EXTENSOR CARPI RADIALIS BREVIS NERVE SUPPLY
- radial nerve
121
EXTENSOR CARPI RADIALIS BREVIS ORIGIN
- lateral epicondyle of humerus
122
EXTENSOR CARPI RADIALIS BREVIS INSERTION
- base of 3rd metacarpal
123
EXTENSOR DIGITORIUM JOINT CROSSED
- wrist
124
EXTENSOR DIGITORIUM POSITION RELATIVE TO JOINT
- posterior
125
EXTENSOR DIGITORIUM ACTIONS
- extension of wrist and digits 2-5
126
EXTENSOR DIGITORIUM NERVE SUPPLY
- radial nerve
127
EXTENSOR DIGITORIUM ORIGIN
- lateral epicondyle of humerus
128
EXTENSOR DIGITORIUM INSERTION
- extensor hood of digits 2-5
129
EXTENSOR DIGITI MINIMI JOINT CROSSED
- MCP,PIPJ,DIPJ
130
EXTENSOR DIGITI MINIMI POSITION RELATIVE TO JOINT
- posterior
131
EXTENSOR DIGITI MINIMI ACTIONS
- extension of pinkie
132
EXTENSOR DIGITI MINIMI NERVE SUPPLY
- radial nerve, posterior internosseus nerve
133
EXTENSOR DIGITI MINIMI ORIGIN
- lateral epicondyle of humerus
134
EXTENSOR DIGITI MINIMI INSERTION
- extensor hood of digits 2-5
135
EXTENSOR CARPI ULNARIS JOINT CROSSED
- wrist
136
EXTENSOR CARPI ULNARIS POSITION RELATIVE TO JOINT
- posterolateral
137
EXTENSOR CARPI ULNARIS ACTIONS
- extension, adduction of wrist
138
EXTENSOR CARPI ULNARIS NERVE SUPPLY
- radial
139
EXTENSOR CARPI ULNARIS ORIGIN
- lateral epicondyle of the humerus
140
EXTENSOR CARPI ULNARIS INSERTION
- base of 5th metacarpal
141
SUPINATOR JOINT CROSSED
- radio-ulna joint
142
SUPINATOR POSITION OF RELATIVE JOINT
- posterior
143
SUPINATOR ACTIONS
- supination
144
SUPINATOR NERVE SUPPLY
- radial
145
SUPINATOR ORIGIN
- lateral epicondyle
146
SUPINATOR INSERTION
- radius
147
EXTENSOR INDICIS JOINT CROSSED
- MCPs, IPJs
148
EXTENSOR INDICIS POSITION RELATIVE TO JOINT
-posterior
149
EXTENSOR INDICIS ACTIONS
- extension of index finger
150
EXTENSOR INDICIS NERVE SUPPLY
- radial nerve
151
EXTENSOR INDICIS ORIGIN
- ulna
152
EXTENSOR INDICIS INSERTION
- extensor hood of digit 2
153
ABDUCTOR POLLICIS LONGUS JOINT CROSSED
- MCPs
154
ABDUCTOR POLLICIS LONGUS POSITION RELATIVE TO JOINT
- posterior
155
ABDUCTOR POLLICIS LONGUS ACTIONS
- abduction of pollex (thumb)
156
ABDUCTOR POLLICIS LONGUS NERVE SUPPLY
- radial
157
ABDUCTOR POLLICIS LONGUS ORIGIN
- radius and ulna
158
ABDUCTOR POLLICIS LONGUS INSERTION
- base of metacarpal 1
159
EXTENSOR POLLICIS LONGUS JOINT CROSSED
- MCPs
160
EXTENSOR POLLICIS LONGUS POSITION RELATIVE TO JOINT
-posterior
161
EXTENSOR POLLICIS LONGUS ACTIONS
- extension and abduction of pollex
162
EXTENSOR POLLICIS LONGUS NERVE SUPPLY
- posterior interosseus
163
EXTENSOR POLLICIS LONGUS ORIGIN
- ulna
164
EXTENSOR POLLICIS LONGUS INSERTION
- 1 distal phalanx
165
EXTENSOR POLLICIS BREVIS JOINT CROSSED
- MCPS
166
EXTENSOR POLLICIS BREVIS POSITION OF RELATIVE JOINT
- posterior
167
EXTENSOR POLLICIS BREVIS ACTIONS
- extension of pollex
168
EXTENSOR POLLICIS BREVIS NERVE SUPPLY
- radial nerve
169
EXTENSOR POLLICIS BREVIS ORIGIN
- radius
170
EXTENSOR POLLICIS BREVIS INSERTION
- the dorsal base of proximal phalanx of thumb
171
EXTRINSIC MUSCLES
- origin is outside of the hand (insertion if inside hand )
172
INTRINSIC MUSCLES
origin and insertion is inside the hand
173
THUMB ANTERIOR EXTRINSIC MUSCLE
- flexor pollicis longus
174
THUMB ANTERIOR INTRINSIC MUSCLE
- flexor pollicis brevis - abductor pollicis brevis thenar muscles - opponenes pollicis
175
THUMB POSTERIOR EXTRINSIC MUSCLE
- extensor pollicis longus - extensor pollicis brevis - abductor pollicis
176
MUSCLES OF DIGITS 2-4 ANTERIOR EXTRINSIC
- flexor digitorium superficialis | - flexor digitorium profundus
177
MUSCLES OF DIGITS 2-4 ANTERIOR INTRINSIC
- lumbricals - palmar interossei - dorsal interrossei
178
MUSCLES OF DIGITS 2-4 ANTERIOR EXTRINSIC
- FDP
179
MUSCLES OF DIGITS 2-4 ANTERIOR INTRINSIC
- flexor digitorium minimi - abductor digitorium minimi hypothenar muscles - opponens digiti minimi
180
MUSCLES OF DIGITS 2-4 POSTERIOR INTRINSIC
- none
181
MUSCLES OF DIGITS 2-4 POSTERIOR EXTRINSIC
- ED/ESM
182
EXTENSOR HOOD
- common insertion of all digital extensors | - all merge together across dorsal/posterior digits
183
INTEROSSEI AND LUMBRICALS
- lie on palmar anterior surface of MPJ
184
PHASES OF GRASP
- preparatory phase (hand around object) - grip - static phase (power grasp only) - manipulation (precision grasp) - release
185
HAND FLEXOR POLLICIS BREVIS JOINT CROSSED
- CMCJ
186
HAND FLEXOR POLLICIS BREVIS POSITION OF RELATIVE JOINT
- anterior
187
HAND FLEXOR POLLICIS BREVIS ACTIONS
- flexion of thumb
188
HAND FLEXOR POLLICIS BREVIS NERVE SUPPLY
- median nerve, deep branch of ulna nerve
189
HAND FLEXOR POLLICIS BREVIS ORIGIN
- flexor retinaculum
190
HAND FLEXOR POLLICIS BREVIS INSERTION
- 1st proximal phalanx
191
HAND OPPONENS POLLICIS JOINT CROSSED
- CMC
192
HAND OPPONENS POLLICIS POSITION RELATIVE TO JOINT
- anterior
193
HAND OPPONENS POLLICIS ACTIONS
- apposes thumb brings thumb towards hand
194
HAND OPPONENS POLLICIS NERVE SUPPLY
- median nerve
195
HAND OPPONENS POLLICIS ORIGIN
- flexor retinaculum
196
HAND OPPONENS POLLICIS INSERTION
- 1st proximal phalanx
197
HAND ABDUCTOR POLLICIS BREVIS JOINT CROSSED
- CMC
198
HAND ABDUCTOR POLLICIS BREVIS POSITION OF RELATIVE JOINT
- anterior
199
HAND ABDUCTOR POLLICIS BREVIS ACTIONS
- abduction of thumb
200
HAND ABDUCTOR POLLICIS BREVIS NERVE SUPPLY
-median
201
HAND ABDUCTOR POLLICIS BREVIS ORIGIN
- flexor retinaculum
202
HAND ABDUCTOR POLLICIS BREVIS INSERTION
- 1st proximal phalanx
203
HAND ABDUCTOR POLLICIS JOINT CROSSED
- CMC
204
HAND ABDUCTOR POLLICIS RELATIVE POSITION OF JOINT
- anterior
205
HAND ABDUCTOR POLLICIS ACTIONS
-adduction of thumb
206
HAND ABDUCTOR POLLICIS NERVE SUPPLY
- ulnar nerve
207
HAND ABDUCTOR POLLICIS ORIGIN
- flexor retinaculum, 3rd metacarpal
208
HAND ABDUCTOR POLLICIS INSERTION
- 1st proximal phalanx
209
HAND FLEXOR DIGITI MINIMI JOINT CROSSED
-IPJ
210
HAND FLEXOR DIGITI MINIMI POSITION OF RELATIVE JOINT
- anteromedial
211
HAND FLEXOR DIGITI MINIMI ACTIONS
- flexion of 5th digits
212
HAND FLEXOR DIGITI MINIMI NERVE SUPPLY
- ulna
213
HAND FLEXOR DIGITI MINIMI ORIGIN
- flexor retinaculum, hook of hamate
214
HAND FLEXOR DIGITI MINIMI INSERTION
- 5th proximal phalanx
215
HAND OPPONENS DIGITI MINIMI JOINT CROSSED
- MCPS
216
HAND OPPONENS DIGITI MINIMI POSITION OF RELATIVE JOINT
- anteromedial
217
HAND OPPONENS DIGITI MINIMI ACTIONS
- opposes 5th digit to thumb
218
HAND OPPONENS DIGITI MINIMI NERVE SUPPLY
-ulna
219
HAND OPPONENS DIGITI MINIMI ORIGIN
- flexor retinaculum, hook of hamate
220
HAND OPPONENS DIGITI MINIMI INSERTION
- 5th metacarpal
221
HAND ABDUCTOR DIGITI MINIMI JOINT CROSSED
- IPJ
222
HAND ABDUCTOR DIGITI MINIMI POSITION OF RELATIVE JOINT
- anteromedial
223
HAND ABDUCTOR DIGITI MINIMI ACTIONS
- abduction of 5 digit
224
HAND ABDUCTOR DIGITI MINIMI NERVE SUPPLY
- ulna
225
HAND ABDUCTOR DIGITI MINIMI ORIGIN
- flexor retinaculum
226
HAND ABDUCTOR DIGITI MINIMI INSERTION
- 5th proximal phalanx
227
HAND LUMBRICALS JOINT CROSSED
- MCPS,IPJ
228
HAND LUMBRICALS POSITION OF RELATIVE JOINT
- posterior
229
HAND LUMBRICALS ACTIONS
- flexion of MCPJ of digits 2-5 | - extension of IPJ of digits 2-5
230
HAND LUMBRICALS NERVE SUPPLY
- median and ulna
231
HAND LUMBRICALS ORIGIN
- tendons of FDP
232
HAND LUMBRICALS INSERTION
- extensor hood, proximal phalanges 2-5
233
HAND DORSAL INTEROSSEI JOINT CROSSED
- MCPJ, IPJ
234
HAND DORSAL INTEROSSEI POSITION OF RELATIVE JOINT
-posterior
235
HAND DORSAL INTEROSSEI ACTIONS
- flexion and abduction of MCPJ of digits 2-4 and extenion of IPJ
236
HAND DORSAL INTEROSSEI NERVE SUPPLY
-ulna
237
HAND DORSAL INTEROSSEI ORIGIN
- metacarpals 2-4
238
HAND DORSAL INTEROSSEI INSERTION
- extensor hood, proximal phalanges 2-5
239
HAND PALMAR INTEROSSEI JOINT CROSSED
-MCPJ, IPJ
240
HAND PALMAR INTEROSSEI POSITION OF RELATIVE JOINT
-posterior
241
HAND PALMAR INTEROSSEI ACTIONS
- - flexion and abduction of MCPJ of digits 2-5 and extenion of IPJ
242
HAND PALMAR INTEROSSEI NERVE SUPPLY
- ulna
243
HAND PALMAR INTEROSSEI ORIGIN
- metacarpals 2-5
244
HAND PALMAR INTEROSSEI INSERTION
- base of proximal phalanges and extensor hood of 2,4,5