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Muscles > Muscles of ankle and foot > Flashcards

Muscles of ankle and foot Flashcards

0
Q

The tibial nerve is found in these three muscles:

A

Gastrocnemius
Soleus
Plantaris

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1
Q

These three muscles are part of the superficial posterior group

A

Gastrocnemius
Soleus
Plantaris

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2
Q

The Gastrocs, soleus and plantaris have this nerve root in common

A

Tibial nerve

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3
Q

Gastrocnemius and soleus have these NRs

A

S1, S2

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4
Q

Origin of the Soleus

A

Posterior tibia and fibula

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5
Q

O of Plantaris

A

Posterior lateral condyle of femur

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6
Q

NR of plantaris

A

L4, L5, S1

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7
Q

Deep posterior group

A

Tibialis Posterior
Flexor Hallucis Longus
Flexor Digitorum Longus

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8
Q

Tom, Dick & Harry

A

Tibialis Posterior
Flexor Hallucis Longus (FHL)
Flexor Digitorum Longus (FDL)

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9
Q

The deep posterior group and the superficial posterior group have this N in common

A

Tibial Nerve

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10
Q

Name six muscles with the Tibial nerve

A 
Tibialis Posterior
Flexor Hallucis Longus
Flexor Digitorum Longus
Gastrocnemius
Soleus
Plantaris
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11
Q

O, I for Tibialis Posterior

A

O: Interosseous membrane, adjacent tibia and fibula
I: Navicular and metatarsals

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12
Q

O & I for Flexor Hallucis Longus

A

O: Posterior fibula and interosseous membrane
I: Distal phalanx of the great toe

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13
Q

NR for Tibialis Posterior

A

NR: L5, S1

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14
Q

NR for Flexor Hallucis Longus

A

NR: L5, S1, S2

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15
Q

O & I for Flexor Digitorum Longus

A

O: Posterior Tibia
I: Distal phalanx of four lesser toes

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16
Q

NR of FDL

A

NR: L5, S1

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17
Q

The tendons that go over medial ankle like a braided rope from superior to inferior as they cross the ankle

A

Tibialis posterior
Flexor digitorum longus
Flexor hallucis longus

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18
Q

These three muscles belong to the anterior group

A

Tibialis Anterior
Extensor Hallucis Longus (EHL)
Extensor Digitorum Longus (EDL)

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19
Q

O, I for Tibialis Anterior

A

O: Lateral tibia and interosseous membrane
I: First cuneiform and first metatarsal

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20
Q

N for Tibialis Anterior, EHL, EDL

A

Deep peroneal nerve

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21
Q

The NR of the anterior and lateral group are:

A

NR: L4, L5, S1

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22
Q

A of Tibialis anterior

A

Dorsiflexion, ankle inversion

23
Q

O, I for EHL

A

O: Fibula and interosseous membrane
I: Distal phalanx of great toe

24
Q

A for EHL

A

A: Extends first toe; assists in ankle inversion and dorsiflexion

25
Q

O & I for EDL

A

O: Fibula, interosseus membrane, tibia
I: Distal phalanx of four lesser toes

26
Q

A of EDL

A

A: Extends four lesser toes, assists in ankle dorsiflexion

27
Q

O & I for Fibularis Longus

A

O: Lateral proximal fibula and interosseus membrane
I: Plantar surface of first cuneiform and metatarsal

28
Q

A of Fibularis Longus

A

Ankle eversion; assists in ankle plantar flexion

29
Q

O & I Fibularis Brevis

A

O: Lateral distal fibula
I: Base of 5th metatarsal

30
Q

A of Fibularis Brevis

A

A: Ankle eversion; assists in ankle plantar flexion

31
Q

O & I Fibularis Tertius

A

O: Distal medial fibula
I: Base of 5th metatarsal

32
Q

A of Fibularis Tertius

A

A: Assists somewhat in ankle eversion and dorsiflexion

33
Q

Performs Plantar flexion

A

Gastrocnemius

Soleus

34
Q

Performs Dorsiflexion

A

Tibialis anterior

35
Q

Performs Inversion

A

Tibialis anterior, tibialis posterior

36
Q

Performs Eversion

A

Peroneus longus, fibularis brevis

37
Q

Flexor of 2nd - 5th toes

A

Flexor digitorum longus

38
Q

Lexion of 1st toe

A

Flexor hallucis longus

39
Q

Extensor of 2nd - 5th toes

A

Extensor digitorum longus

40
Q

Extensor of 1st toe

A

Extensor hallucis longus

41
Q

No prime mover action

A

Plantaris

Fibularous (Peroneus) tertius

42
Q

Name the two intrinsic dorsal muscles

A

Extensor hallucis brevis

Extensor digitorum brevis

43
Q

There are how many layers in the intrinsic foot muscles and which is deepest?

A

Four

fourth

44
Q

Muscles of the first layer of intrinsic foot muscles

A

Abductor hallucis
Flexor digitorum brevis
Abductor digiti minimi

45
Q

Muscles of 2nd layer

A

Quadratus plantae

Lumbricales

46
Q

Muscles of 3rd layer of intrinsic foot

A

Flexor hallucis brevis
Adductor hallucis
Flexor digit minimi

47
Q

Muscles of 4th intrinsic layer of foot

A

Dorsal interossei

Plantar interossei

48
Q

A of Extensor digitorum brevis

A

Extends PIP joints of digits 2-4

49
Q

A of Extensor hallucis brevis

A

Extends PI joint of first digit

50
Q

What intrinsic muscles are on the dorsal surface of the foot

A 
Extensor digitorum brevis
Extensor hallucis brevis
& 4th layer:
Dorsal interossei
Plantar interossei
51
Q

NR____through____innervates foot intrinsics

A

L4 through S2

52
Q

These muscles of leg and foot innervated by S1, S2

A 
Gastrocnemius
Soleus
Lumbricales (lateral 3)
Abductor digiti minimi
Quadratus plantae
Adductor hallucis
Flexor digiti minimi
Dorsal interossei
Plantar interossei
53
Q

These muscles innervated by L4, L5, S1

A 
Plantaris
Peroneus Longus
Peroneus Brevis
Peroneus Tertius
Extensor Digitorum Longus
Extensor hallucis longus
Tibialis anterior
Flexor hallucis brevis
54
Q

These muscles of leg and foot innervated by L5, S1

A

Tibialis Posterior
Flexor Digitorum longus
Extensor digitorum brevis

55
Q

These muscles innervated by L5, S1. S2

A

Flexor hallucis longus

56
Q

These foot and leg muscles innervated by L4, L5

A

Abductor hallucis
Flexor digitorum brevis
Lumbricales (medial 1)

Muscles (56 decks)

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