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Trauma > LE Anatomy > Flashcards

LE Anatomy Flashcards

1
Q

what is the main blood supply to the head of the femur?

A

medial circumflex femoral artery

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2
Q

what is the neck-shaft angle of the femur?

A

130 degrees

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3
Q

what is the anteversion of the femur?

A

10 degrees

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4
Q

what muscles are in the anterior compartment of the thigh?

A

sartorius and quads

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5
Q

what muscles are in the posterior compartment of the thigh?

A

biceps femoris, semitendinosus, semimembranosus

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6
Q

what muscles are in the adductor compartment of the thigh?

A

gracilis, adductor longus, brevis, and magnus

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7
Q

which tibial plateau is convex and proximal?

A

lateral

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8
Q

which tibial plateau is concave and distal?

A

medial

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9
Q

iliacus insertion

A

lesser trochanter

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10
Q

iliacus innervation

A

muscular branch of femoral nerve (L1-3)

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11
Q

psoas attachments

A

O: transverse processes of L1-5, bodies/discs of T12-L5
I: lesser trochanter

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12
Q

psoas innervation

A

direct fibers of L1-3 of lumbar plexus

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13
Q

sartorius attachments

A

O: ASIS
I: pes anserinus

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14
Q

sartorius innervation

A

femoral nerve (L2-4)

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15
Q

rectus femoris attachments

A

O: AIIS, groove above acetabulum
I: base of patella

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16
Q

rectus femoris innervation

A

femoral nerve (L2-4)

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17
Q

vastus lateralis attachments

A

O: IT line, greater troch, linea aspera
I: patella

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18
Q

vastus lateralis innervation

A

femoral nerve (L2-4)

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19
Q

vastus intermedius innervation

A

femoral nerve (L2-4)

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20
Q

vastus medialis innervation

A

femoral nerve (L2-4)

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21
Q

gluteus maximus attachments

A

O: ilium, iliac crest, post/inf sacrum and coccyx, sacrotuberous ligament
I: IT band

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22
Q

gluteus maximus innervation

A

inferior gluteal nerve (L5, S1, S2)

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23
Q

gluteus medius attachments

A

O: dorsal ilium inferior to iliac crest
I: greater troch

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24
Q

gluteus medius innervation

A

superior gluteal nerve (L4, L5, S1)

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25
Q

gluteus minimus attachments

A

O: dorsal ilium
I: greater troch

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26
Q

gluteus minimus innervation

A

superior gluteal nerve (L4-5, S1)

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27
Q

TFL attachments

A

O: ASIS
I: IT band

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28
Q

TFL innervation

A

superior gluteal nerve (L4-5, S1)

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29
Q

adductor longus attachments

A

O: pubis, lateral to pubic symphysis
I: middle third of linea aspera

30
Q

adductors innervation

A

obturator nerve (L2-4)

31
Q

gracilis attachments

A

O: pubic symphysis
I: pes anserinus

32
Q

gracilis innervation

A

anterior obturator nerve (L2-3)

33
Q

semitendinosus, semimembranosus, and biceps femoris long head innervation

A

tibial nerve (L5-S2)

34
Q

biceps femoris short head innervation

A

common peroneal nerve (L5-S2)

35
Q

tib ant attachments

A

O: lateral condyle/tibial shaft
I: medial and plantar surfaces of first cuneiform and on base of first metatarsal
(runs under extensor retinaculum)

36
Q

tib ant innervation

A

deep peroneal nerve (L4-5)

37
Q

EDL insertion

A

dorsum of middle and distal phalanges

38
Q

EDL innveration

A

DPN (L4-S1)

39
Q

EHL insertion

A

base and dorsal center of distal phalanx of great toe

40
Q

EHL innervation

A

DPN (L4-S1)

41
Q

peroneus tertius innervation

A

DPN (L5-S1)

42
Q

peroneus tertius insertion

A

dorsal surface of base of 5th metatarsal

43
Q

which muscles are in the anterior compartment of the calf?

A

tib ant, EHL, EDL, peroneus tertius

44
Q

which muscles are in the lateral compartment of the calf?

A

peroneus brevis and longus

45
Q

peroneus longus insertion

A

medial cuneiform, lateral side of 1st metatarsal base

46
Q

peroneus longus innervation

A

SPN (L5-S2)

47
Q

peroneus brevis insertion

A

lateral surface of styloid process of 5th metatarsal base

48
Q

peroneus brevis innervation

A

SPN (L5-S2)

49
Q

anterior compartment innervation/blood supply

A

DPN, anterior tibial artery

50
Q

lateral compartment innervation/blood supply

A

SPN, peroneal artery

51
Q

which muscles are in the superficial posterior compartment of the calf?

A

gastroc, soleus, plantaris

52
Q

gastroc innervation

A

tibial nerve (S1-2)

53
Q

gastroc attachments

A

O: femoral condyles
I: joins soleus to form Achilles > middle third of posterior calcaneal surface

54
Q

soleus innervation

A

tibial nerve (S1-2)

55
Q

soleus insertion

A

joins gastroc to form Achilles > middle third of posterior calcaneal surface

56
Q

plantaris innervation

A

tibial nerve (L5-2)

57
Q

innervation of superficial posterior compartment

A

tibial nerve, no blood supply in compartment

58
Q

which muscles are in the deep posterior compartment of the calf?

A

popliteus, post tib, FDL, FHL

59
Q

innervation/blood supply of the deep posterior compartment

A

tibial nerve, posterior tibial artery

60
Q

popliteus innervation

A

tibial nerve (L4-S1)

61
Q

tibialis posterior innervation

A

tibial nerve (L4-5)

62
Q

tibialis posterior insertion

A

navicular bone tuberosity, plantar surfaces of metatarsals 2-4 and second cuneiform

63
Q

FDL innervation

A

tibial nerve (S2-3)

64
Q

FHL innervation

A

tibial nerve (S2-3)

65
Q

What innervates the plantar medial heel

A

medial calcaneal nerve

66
Q

what does the medial plantar nerve innervate?

A

abductor hallucis, FHB, FDB, lumbricals to 2nd and 2rd toes

67
Q

what does lateral plantar nerve innervate?

A

adductor hallucis, quadratus plantae, all IO muscles, lateral 2 lumbricals, abductor digiti minimi

68
Q

what does lateral plantar nerve provide sensation to?

A

plantar lateral foot, lateral 4th toe, 5th toe

69
Q

what are the branches of the tibial nerve in the foot?

A

medial calcaneal nerve, medial and lateral plantar nerves

70
Q

what does DPN innervate in the foot?

A

EDB and EHB

71
Q

what nerve is most vulnerable during bunion surgery?

A

medial branch of SPN

72
Q
A

Trauma (7 decks)

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