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EXAM 4 GROSS > FOOT MUSCLES > Flashcards

FOOT MUSCLES Flashcards

1
Q

abductor hallucis ORIGIN

A

calcaneal tuberosity (medial process)

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2
Q

abductor hallucis INSERTION

A

1st toe (base of proximal phalanx via the medial seasmoid)

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3
Q

abductor hallucis INNERVATION

A

Medial Plantar N

S1,S2

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4
Q

Flexor digitorum brevis ORIGIN

A

calcaneal tuberosity (medial tubercle), plantar aponeurosis

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5
Q

Flexor digitorum brevis INSERTION

A

2-5TH TOES (sides of middle phalanges)

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6
Q

Flexor Digitorum Brevis (innervation)

A

Medial Plantar N

S1,S2

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7
Q

Abductor Digiti minimi ORIGIN

A

calcaneal tuberosity
(medial tubercle)
plantar aponeurosis

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8
Q

Abductor digiti minimi INSERTION

A 
5th toe (base of proximal phalanx)
5th metatarsal (at tuberosity)
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9
Q

Abductor digiti minimi INNERVATION

A

lateral plantar N

S1-S3

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10
Q

abductor digiti minimi ACTION

A

flexes MTP joint of 5th toe
abducts 5th toe
supports longitudinal arch

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11
Q

flexor digiorum brevis ACTION

A

flexes MTP & PIP joint of 2-5th toes

supports longitudinal arch

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12
Q

abductor hallucis ACTION

A

1st MTP joint: flexion & abduction of 1st toe

supports longtiduinal arch

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13
Q

extensor digitorum brevis ORIGIN

A

calcaneus (dorsal surface)

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14
Q

extensor digitorum brevis INSERTION

A

2-4TH Toes (at dorsal aoneuroses and bases of middle phalanges)

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15
Q

extensor digitorum brevis INNERVATION

A

deep fibular N

L5-S1

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16
Q

extensor digitorum brevis ACTION

A

extension of MTP & PIP joints of 2-4th toes

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17
Q

extensor halucis brevis ORIGIN

A

calcaneus (dorsal surface)

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18
Q

extensor hallucis brevis INSERTION

A

1ST toe (at dorsal aponeurosis & proximal phalanx

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19
Q

extensor hallucis brevis INNERVATION

A

deep fibular N

L5-S1

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20
Q

Extensor hallucis brevis ACTION

A

extension of MTP joints of 1st toe

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21
Q

quadratus plantae ORIGIN

A

calcaneal tuberosity (medial & plantar border on plantar side)

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22
Q

quadratus plantae INSERTION

A

flexor digitorum longus tendon (lateral border)

23
Q

quadratus plantae INNERVATION

A

lateral plantar N

S1-S3

24
Q

Lumbricals ORIGIN

A

flexor digitorum longus tendon (medial border)

25
Q

Lumbricals INSERTION

A

2-5TH Toes (@ dorsal aponeurosis)

26
Q

1st lumbrical INNERVATION

A

medial plantar N

S2,S3

27
Q

2nd-4th lumbrical : INNERVATION

A

lateral plantar N

S2,S3

28
Q

Flexor Hallucis brevis ORIGIN

A

Cuboid
lateral cuneiforms
plantar calcaneobuoid lig.

29
Q

Flexor hallucis breivs INSERTION

A

1st toe (at base of proximal phalanx via medial and lateral seasmoids)

30
Q

Flexor halucis brevis INNERVATION

A

medial head: medial plantar N(S1,S2)

lateral head:lateral plantar N (S1,S2)

31
Q

adductor hallucis OBLIQUE HEAD ORIGIN

A

2-4th Metatarsals (@bases)

32
Q

adductor hallucis TRANSVERSE Head ORIGIN

A

mTPs of 3rd -5th toes

deep transverse metatarsal lig.

33
Q

Adductor hallucis INSERTION

A

1ST Proximal phalanx (at base, by a common tendon via the lateral seasmoid)

34
Q

Adductor Hallucis INNERVATION

A 
Lateral Plantar N
deep branch (S2,S3)
35
Q

flexor digiti minimi brevis ORIGIN

A 
5th metatarsal (base) 
long plantar lig.
36
Q

flexor digiti minimi brevis INSERTION

A

5th toe (base of proximal phalanx)

37
Q

flexor digiti minimi brevis INNERVATION

A

lateral plantar N

superficial branch S2,S3

38
Q

Opponens digiti minimi ORIGIN

A 
long plantar lig.
fibularis longus (at plantar tendon sheath)
39
Q

Opponens digiti minimi INSERTION

A

5th metatarsal

40
Q

Opponens digiti minimi INNERVATION

A

lateral plantar N

superficial branch S2,S3

41
Q

Plantar interossei ORIGIN

A

3-5th metatarsal (medial border)

42
Q

Plantar interoessei INSERTION

A

3-5th toes (medial base of proximal phalanx)

43
Q

dorsal interossei ORIGIN

A

1st-5th metatarsal by 2 heads on opposing sides

44
Q

1ST Dorsal interossei INSERTION

A

2ND PROXIMAL PHALANX (medial base)

45
Q

2nd-4TH dorsal Interossei INSERTION

A

2-4 proximal phalanges (lateral base)

2-4th toes (at dorsal aponeurosis)

46
Q

Plantar Interossei & Dorsal interossei INNERVATION

A

LATERAL PLANTAR N

S2,S3

47
Q

quadratus plantae ACTION

A

redirects and augments the pull of flexor digitorum longus

48
Q

LUMBRICALS ACTION

A

Flexes MTP joint of 2-5th toes
extension of IP joints of 2-5th toes
adduts 2-5th toes towards big toe

49
Q

Flexor Hallucis Brevis ACTION

A

Flexes first MTP joint

supports longitudinal arch

50
Q

Adductor Hallucis ACTION

A

flexes 1st MTP joint
adducts big toe
transverse head: supports transverse arch
oblique head: supports longitudinal arch

51
Q

Flexor digiti minimi brevis ACTION

A

Flexes MTP joint of little toe

52
Q

Opponens digiti minimi ACTION

A

Pulls 5th metatarsal in plantar and medial direction

53
Q

Plantar Interossei ACTION

A

Flexes MTP joint of 3-5th toes
extension of IP joints of 3-5th toes
adducts 3-5 toes toward 2nd toe

54
Q

Dorsal Interossei ACTION

A

Flexes MTP joints of 2-4th toes
extension of IP joints of 2-4 toes
abducts 3&4th toes from 2nd toe

EXAM 4 GROSS (3 decks)

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