Hand Flashcards
Extensor Pollicis Longus
DD4
O - Mid. 1/3 Post. Ulna + IM
I- Post Lateral Base, Distal Phalanx, thumb via DDE
A- EXT thumb @ CMC, MCP + IP jts.
N- Radial nerve (PIN)
Extensor Pollicis Brevis
Distal 1/3 Post RADIUS + IM
I- Post, Lat base, Prxml phlnx, Thumb
A- EXt thumb @ CMC, MCP
ABD, LAteral ROtation
Radial Deviation, wrist
N- Radail (PIN)
ABductor Pollicis Longus
DD4
Mid 1/3 Posterior Ulna, Radius + Interosseus Membrane
I- Base of 1st metacarpal, lateral side
A- ABD of thumb @ CMC
EXt thumb @ CMC,
Lateral Rotation
Radial Deviation, wrist
N- Radial nerve, PIN
Abductor Pollicis Brevis
THnar - emnce.
O- Tubercles, Scphd + Trpzm + FLxr Retinaculum
I- Lateral Base of prxml phlnx, thumb + DDE
A- ABD of thumb @ CMC Flexion @ MCP.
EXT thumb CMC + IP
N- Median
Palmar Interossei
PAD
O-Metacarpals digits, 2, 4 & 5
I- Baseof prox phlnx, digits 2, 4, 5 (middle finger side)
A- Adducts digits 2, 4 &5 @ MCP joints
n- Ulnar nerve
Dorsal Interossei - DAB
O- Metacarpals, digits 1-5
I - Base of prxml phlx digits 2, 3 (med+lat), 4 (lateral)
A - Abducts digits 2, 3 & 4 @ MCP jts
N- Ulnar Nerve
Lumbricals - TATA
O - Distal tendon, FDP
I- Distal Tendons, Extnsr Dgtrm
A- EXt digits 2-5 @ PiP, DiP jt
FLEX digits 2, 4 & 5 @ MCP
Nerve- Median (1,2)
Ulnar (3,4)
ADDuctor Pollicis
Transverse- Palmar surface med side. Base, 3rd metcrpl
Oblique- Ant base, 2nd + 3rd metacarpals
I- Base, med. side prox phlnx, thumb. (Oblique> DDE)
A- ADD thumb @ CMC.
Flex thumb @ CMC + MCP EXT of IP jts
N- Ulnar
Opponens Pollicis
Thenar emnce
O - Flexor Retincaulum +Tub. of Trpzm
I- 1st metacarpal anterolateral side, radial border
A- opposition of thumb,
(FLEX, ABD + Med Rot) of thumb @ CMC
N- Median and Ulnar
Flexor Pollicis Brevis
Thnr emnce
O- Trapezium + Fexor Retinaculum
I- base of proximal phlnx thumb, lateral side
A- FLex thumb @ MCP + CMC- not IP
ABD of thumb @ CMC
N- Median and Ulnar
Opponens Digiti Minimi Manus
Hypothnr emnce
O- Flexor Retinaculum + Hook of Hamate
I - 5th metacarpal anterior+ medial surface
A- opposition, pinky finger @ CMC
(Flexion, ADD, and Lateral Rotation)
N- Ulnar nerve
Flexor Digiti Minimi manus
Hypothnr emnce
O Flexor Retinaculum + Hook of Hamate
I- Base of proximal phlnx, ulnar side
A- Flexion, little finger @ CMC, MCP
N- Ulnar nerve
Abductor Digiti Minimi manus
Hypothnr emnce
O- Pisiform and tendon of FCU
I- base, proximal phlnx finger 5 ulnar/medial side (DDE)
A- ABD little finger @ MCP+ CMC
EXT of PiP + DiP
N- Ulnar nerve
Extensor Indices
DD4
O- Distal 1/3 Posterior Ulna
+ Interosseus Membrane
I- Index finger, ulnar side of ED. Middle and
distal phalanges via DDE
A- EXT index finger @ MCP, PIP, DiP
EXt of wrist
N- Radial (PIN)
Flexor Pollicis Longus
O- Medial Epicondyle, Hmrs. Anterior Surface, Radius.
Coronoid process, Ulna, Interosseus Membrane
I- Anterior aspect, Base, Distal phalanx
A- FLEXion, thumb CMC, MCP, iP Flexion of wrist
N- Median Nerve
