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anatomy 5 Flashcards

1
Q

What is the posterior section of sacral plexus

A

superior/inferio gluteal, piriformis, posterior femoral cutaneous

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2
Q

what is anterior section of sacral plexus

A

obturator internus, pudenal, quadratus femoris, levator anti

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3
Q

labrum

A

ring of acetabulum

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4
Q

blood supply to lumbosacral plexus

A

anterior iliac

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5
Q

Where do lower limb buds develop

A

L2-S2

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6
Q

Where do upper limb buds develop

A

C5-T1

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7
Q

Floor of femoral traingle

A

iliopsoas and pectineus

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8
Q

What is the crural fascia a continuation of

A

fascia lata inferior to the knee

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9
Q

compartment syndrome is caused by

A

trauma to muscles of muscles of anterior compartment

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10
Q

What does compartment syndrome cause

A

increased pressure, caused compressure of other structure of ischemia

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11
Q

What does injury to common peroneal nerve cause

A

paralysis of all anterior/lateral compartment muscles

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12
Q

blood supply to lateral compartment

A

branches of peroneal a and anterior tib a

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13
Q

function of lateral compartemnt

A

evert

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14
Q

functino of posterior compartment

A

produce plantar flexion, inversion of foot

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15
Q

The posterior compartment is divided into a superiorficial and deep compartment by what

A

transsversae intermuscular septum

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16
Q

nerve of posterior compartment

A

tibial

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17
Q

artery of posterior compartment

A

psoterior tib and peroneal a

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18
Q

terminal branches of peroneal a

A

perforting branch of peroneal
communicating a
posterior lateral malleolar a
posterior lateral calcaneal a

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19
Q

circumflex fib, nutrient, muscular, and communicating is all a branch of what

A

posterior tib

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20
Q

WHat does anterior tib become when it’s past the ankle

A

dorsalis pedis

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21
Q

medial sural cutaneous is a branch of

A

tibial n

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22
Q

lateral sural cutanous is a branch of

A

common peronal n

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23
Q

sural communicating nerve is a branch of

A

lateral sural

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24
Q

saphenous n

A

medial side of foot as far as 1st metatarsal

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25
Q

superfifical peroneal n

A

medial and intermidate dorsal cuatenous n

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26
Q

deep peroneal n supplies what

A

skin between 1st and 2nd toes

27
Q

what does superficial peroneal n supply

A

middle part of dorsum of the foot

28
Q

What are the 2 terminal branches of the dorsalis pedis

A

deep plantar a, and 1st dorsal metatarsal a

29
Q

lateral dorsal cutanous n is a contination of waht

A

dural n

30
Q

saphenous n is a branch of waht

A

femoral

31
Q

termianl branch of lateral plantar a

A

10th proper plantar digital

32
Q

first proper plantar digital a usually orignates from what

A

either 1st metatatsal or medial plantar a

33
Q

WHat bones make up medial longitudinal arch

A

calcaneous, talus, navicular, 2 cuneiforms, 3 medial metatarsal

34
Q

lateral longitudinal arch is made of what bones

A

calcaneus, cudboid, lateral 2 metatarsal

35
Q

transverse arch is made of what bones

A

cuboid, 3 cuneifroms, bases of all metatarsals

36
Q

bones that make up ankle joint

A

talus, tibia, fibula

37
Q

range of dorsiflexion

A

35 degrees

38
Q

range of plantar flexion

A

55 degrees

39
Q

when is ankle joint more unsatable, dorsiflex or plantar flex

A

plantar flex is more unstable

40
Q

subtalar joint is also called

A

talocalcaneual

41
Q

what type of movement does subtalar joint permit

A

inversion, eversion

42
Q

movement permited by MP joints

A

flexion, extension, abduction, adduction, rotation

43
Q

most common type of ankle spairan

A

inversion injury

44
Q

inversino injury causes damge to what

A

lateral ligaments

45
Q

potts fracture usually breaks what bones

A

medial, lateral malleoli and fibula

46
Q

how much of the head of the femur fits into the acetabulum

A

1/2

47
Q

pubofemoral ligament checks what movement

A

hyperextension, abduction, external rotation

48
Q

what ligament has a spiral arrangement

A

ishciofemoral

49
Q

function of ischiofemoral ligament

A

become tense during extension of femor

check hyperextension and interanl rotation

50
Q

functino of ligament capitis femoris

A

become tense when flexed thigh is adducted

51
Q

transverse acetabular lig is a continuation of what

A

acetabular labrum across acetabular notch

52
Q

fibular collateral lig covers waht

A

tendon of popliteus

53
Q

what crossed the tibial collateral lig

A

tendon of gracilis, semitendinous and sartorisus

54
Q

oblique popliteal lig is an expansion of waht

A

tendon of semimembranous

55
Q

function of ACL and PCL

A

stop hyperfelxion at knee

56
Q

what is stronger, ACL or PCL

A

PCL

57
Q

what causes flexion of knee

A

bicep femoris, semitendinosus, semimembranosus

58
Q

what causes extension of knee

A

quadricep femoris

59
Q

baker cyst

A

synovial fluid escapes into popliteal foss

60
Q

unhappy triad

A

medial collateral lig, medial meniscus, ACL

61
Q

genu varum

A

bow leg

62
Q

genu valgum

A

knock knee

63
Q

short ligament is called

A

calcanal cuboid

64
Q

spring ligament is called

A

calcanol navicular

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