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MSAKII > Muscles of the Forearm and Hand > Flashcards

Muscles of the Forearm and Hand Flashcards

1
Q

FDS

A

O: Med epicondyle via common flexr
Ant. Ulna - Coronoid process
Ant Radius - proximal 1/2

I: Digits 2-5, sides of ant. middle phalanx (split in 2)

A: FLX of digits 2-5 @ the MCP and PIP joints, FLX of hand at wrist joint

!N: Median

S: Ulnar + Radial A. (

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2
Q

FDP

A

O: Med+Ant Ulna: proximal 1/2, interosseus

I: Digits 2-5: Ant distal phalange

A: FLX of fingers 2-5 at MCP, PIP and DIP joints, FLX wrist

N: Median + Ulnar

S: Radial + Ulnar A. (Ant. Interosseus)

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3
Q

FPL

A

O: Ant. Radius,
interosseus,
Medial epicondyle hum
Ulna - Coronoid Process

I: 1st finger - ant. base of distal phalanx

A: FLX thumb @ CMC, MCP, PIP, DIP joints, FLX wrist

N: Median

S: Radial and Interosseus A.

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4
Q

PL

A

O: Med epic hum via cmn flx

I: Palmar aponeurosis, flx retic

A: FLX of the hand @ the wrist joint,

N: Median

S: Ulnar A.

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5
Q

PQ

A

O: Ant Ulna - Distal 1/4

I: Ant. Rad -Distal 1/4

A: Pronates forearm @ Radioulnar jt

N: Median

S: Ant Interosseus A. (

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6
Q

ED

A

O: Lat epi hum via cmn ext

I: Digits 2-5 - mid+dist plhalanx via dors dig exp

A: EXT of digits 2-5 @ the MCP, PIP and DIP, EXT of the hand @ the wrist joint, MED ROT of 5th digit @ CMC joint.

N: Radial

S: Post Inter A. (

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7
Q

EDM

A

O: Lat epi hum via cmn ext

I: ED distal tendon (ulnar side) onto dorsal surface of mid + dist via dors dig exp

A: EXT of 5th finger @ MCP and IP joints, EXT wrist, MED ROT of little finger @ CMC joint.

N: Radial

S: Post Int. Art (

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8
Q

DD4 - APL

A

O: Post Radius,
Post Ulna,
Interosseus mem: Middle 1/3

I: lat base 1st metacarpal

A: ABD, EXT, LAT ROT of thumb @ CMC joint, RAD DEV wrist

N: Radial

S: Post Inter A.

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9
Q

DD4 - EPB

A

O: Post. rad - distal 1/3
Adj interosseus mem

I: 1st proximal phalanx posterolat base

A: EXT of thumb @ CMC and MCP, ABD + LAT ROT thumb at CMC, RAD DEV of hand @ wrist

N: Radial

S: Post Inter A. + Perf branch of Ant. Inter A. (

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10
Q

DD4 - EPL

A

O: Post Ulna - middle 1/3
Interosseus mem

I: 1st digit distal phalanx - dorsal surface via dors dig exp

A: EXT of the thumb @ the MCP and CMC and IP joints,

N: Radial

S: Post Inter A. + Perf branch of Ant. Inter A. (

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11
Q

DD4 - EI

A

O: Post Ulna- distal 1/3
Interosseus

I: 2nd digit - ED dist tendon (ulnar) to dorsal sur of mid + dist phalanx via dors dig exp

A: EXT 2nd digit @ MCP and IP joints, EXT hand @ wrist joint,

N: Radial

S: Post Inter A. + Perf branch of Ant. Inter A. (

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12
Q

PalmBrev

A

O:Flexor Retinaculum and Palmar Aponeurosis

I: Dermis of Ulnar Border of hand

A: wrinkles palm

N: Ulnar

S: Ulnar A. (

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13
Q

Thenar - APB

A

O: Flexor retinaculum, scaphoid,
trapezium

I: 1st digit prox phalanx, radial of base and dorsal dig exp.

A: ABD thumb @ the CMC joint, FLX of thumb @ MCP, EXT of thumb @ CMC and IP joints

N: Median

S: Radial A. branch

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14
Q

Thenar - FPB

A

O: Flexor retinaculum and Trapezium

I: Thumb - Base of the proximal phalanx(radial surface)

A: FLX of 1st digital @ CMC and MCP joints, ABD of 1st digit @ CMC joint

N: Median

S: Radial A. branch

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15
Q

Thenar - OP

A

O:Flexor Retinaculum and Trapezium

I:1st Metacarpal - anterior surface and radial border

A: FLX of thumb at CMC joint, Medial ROT of thumb at CMC joint, ABD humb at CMC joint (= OPP)

N: Medial + Ulnar N.

S: Radial A. branches

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16
Q

HypoT - ADM(M)

A

O:Pisiform ,
distal tendon of FCU

I: 5th finger - proximal phalanx, ulnar side of base and dorsal dig. exp.

A: ABD of 5th finger at MCP and CMC joint, EXT 5th finger at IP joints

N: Ulnar N.

S: Branches of Ulnar A.

17
Q

Hypo - FDM (M)

A

O: Flexor Retinaculum, hook of hamate

I: 5th finger - proximal phalanx, ulnar side of base

A: FLX of 5th finger at MCP and CMC joint

N: Ulnar N.

S: Branches of Ulnar A.

18
Q

Hypo- ODM

A

O: Flexor retinaculum and Hamate hook

I: 5th finger - anterio-ulnar surface of metacarpal

A: Opposition of 5th finger at CMC, flexion, lateral rotation and adduction of 5th digit at CMC

N: Ulnar N.

S: Branches of Ulnar A.

19
Q

AdP

A

O: Oblique head - 2nd and 3rd metacarpals and capitate, Transverse head - distal 2/3 of anterior surface of 3rd metacarpal

I: 1st digit - proximal phalanx, Oblique head - medial side of base of 1st digit’s proximal phalanx and dorsal digital expansion, Transverse head- Medial base of proximal phalanx of thumb

A: ADD thumb @ CMC, Oblique - FLX thumb @ CMC and MCP jt, EXT thumb at IP jt (Tata)

N: Ulnar

S: Radial + deep ulnar

20
Q

Tip Post

A

O: Prox 2/3 post tibia, fibula, int memb

I: Navicular tuberosity, all metatarsal and tarsals except for talus.

A: Plantarflx + inversion

N: Tibial N.

MSAKII (5 decks)

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