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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
gluteus minimus attachments
O: dorsal ilium I: greater troch
26
gluteus minimus innervation
superior gluteal nerve (L4-5, S1)
27
TFL attachments
O: ASIS I: IT band
28
TFL innervation
superior gluteal nerve (L4-5, S1)
29
adductor longus attachments
O: pubis, lateral to pubic symphysis I: middle third of linea aspera
30
adductors innervation
obturator nerve (L2-4)
31
gracilis attachments
O: pubic symphysis I: pes anserinus
32
gracilis innervation
anterior obturator nerve (L2-3)
33
semitendinosus, semimembranosus, and biceps femoris long head innervation
tibial nerve (L5-S2)
34
biceps femoris short head innervation
common peroneal nerve (L5-S2)
35
tib ant attachments
O: lateral condyle/tibial shaft I: medial and plantar surfaces of first cuneiform and on base of first metatarsal (runs under extensor retinaculum)
36
tib ant innervation
deep peroneal nerve (L4-5)
37
EDL insertion
dorsum of middle and distal phalanges
38
EDL innveration
DPN (L4-S1)
39
EHL insertion
base and dorsal center of distal phalanx of great toe
40
EHL innervation
DPN (L4-S1)
41
peroneus tertius innervation
DPN (L5-S1)
42
peroneus tertius insertion
dorsal surface of base of 5th metatarsal
43
which muscles are in the anterior compartment of the calf?
tib ant, EHL, EDL, peroneus tertius
44
which muscles are in the lateral compartment of the calf?
peroneus brevis and longus
45
peroneus longus insertion
medial cuneiform, lateral side of 1st metatarsal base
46
peroneus longus innervation
SPN (L5-S2)
47
peroneus brevis insertion
lateral surface of styloid process of 5th metatarsal base
48
peroneus brevis innervation
SPN (L5-S2)
49
anterior compartment innervation/blood supply
DPN, anterior tibial artery
50
lateral compartment innervation/blood supply
SPN, peroneal artery
51
which muscles are in the superficial posterior compartment of the calf?
gastroc, soleus, plantaris
52
gastroc innervation
tibial nerve (S1-2)
53
gastroc attachments
O: femoral condyles I: joins soleus to form Achilles > middle third of posterior calcaneal surface
54
soleus innervation
tibial nerve (S1-2)
55
soleus insertion
joins gastroc to form Achilles > middle third of posterior calcaneal surface
56
plantaris innervation
tibial nerve (L5-2)
57
innervation of superficial posterior compartment
tibial nerve, no blood supply in compartment
58
which muscles are in the deep posterior compartment of the calf?
popliteus, post tib, FDL, FHL
59
innervation/blood supply of the deep posterior compartment
tibial nerve, posterior tibial artery
60
popliteus innervation
tibial nerve (L4-S1)
61
tibialis posterior innervation
tibial nerve (L4-5)
62
tibialis posterior insertion
navicular bone tuberosity, plantar surfaces of metatarsals 2-4 and second cuneiform
63
FDL innervation
tibial nerve (S2-3)
64
FHL innervation
tibial nerve (S2-3)
65
What innervates the plantar medial heel
medial calcaneal nerve
66
what does the medial plantar nerve innervate?
abductor hallucis, FHB, FDB, lumbricals to 2nd and 2rd toes
67
what does lateral plantar nerve innervate?
adductor hallucis, quadratus plantae, all IO muscles, lateral 2 lumbricals, abductor digiti minimi
68
what does lateral plantar nerve provide sensation to?
plantar lateral foot, lateral 4th toe, 5th toe
69
what are the branches of the tibial nerve in the foot?
medial calcaneal nerve, medial and lateral plantar nerves
70
what does DPN innervate in the foot?
EDB and EHB
71
what nerve is most vulnerable during bunion surgery?
medial branch of SPN
72

Trauma (7 decks)

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