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315 - anatomy > lecture 19: anterior and medial thigh > Flashcards

lecture 19: anterior and medial thigh Flashcards

1
Q

true or false: the femur is completely straight

A

false, has an angle
joint of the knee are further medial in comparison to the hip

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2
Q

what is the valgus angle

A

knee goes more medial than the hip

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3
Q

the valgus angle is important for what

A

bipedal gait

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4
Q

know the differrent bony landmarks of the femur

A

.

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5
Q

what is the function of the condyles on the femur

A

articualr surfaces for the tibia

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6
Q

what is teh function of the supracondylar ridges

A

muscles attachment

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7
Q

where is the intercondylar eminence located

A

between the tibial condyles

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8
Q

what is the function of the intercondylar eminence

A

for the cruciate ligament attachemtn

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9
Q

what are the reciprocal surfaces for the artocualtion w condyles of the femur

A

tibial plateaus

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10
Q

what is the major weight bearing bone of the leg

A

tibia

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11
Q

true or false: we have both a lateral and medial malleoli

A

true

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12
Q

what type of joint is the interosseus membrane betweent he tibia and fibula

A

syndesmosis

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13
Q

know the bony lanmarks of the tibia and fibula

A
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14
Q

what type of joint is the knee

A

synovial, modified hinge joint

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15
Q

why is the knee considered a synovial, modified hinge joint

A

because it can do some medial and lateral rotation in addition to the flexion and extension

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16
Q

what are the movements possible at the knee joint

A

flexion/extension
some medial and lateral rotation

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17
Q

true or false: we have unlimited range for the medial and lateral rotation at the knee

A

false, limited

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18
Q

which has more motion possible, medial or lateral rotation at the knee

A

lateral 35 degrees

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19
Q

what is medial and lateral rotation at the knee

A

rotation of the tibia to the femur with the knee flexed (sitting)

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20
Q

true or false, medial and lateral rotation is rotation of the fibula to the femur with the knee flexed (sitting)

A

false, tibia

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21
Q

what are the major hip flexors

A

psoas major and iliacus as ilipsoas

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22
Q

what is the proximal attachment of the psoas major

A

T12- L4/L5

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23
Q

what is the porximal attachemnt of the illiacus

A

illiac fossa

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24
Q

what is the illiopsoas

A

when the illiacus and psoas major merge into the lesser trocanter

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25
Q

what is the insertion of the iliopsoas m

A

lesser trochanter

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26
Q

what is the action of the psoas major and illiacus

A

hip flexior
(and some lateral rotaion)

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27
Q

true or false: the psoas major and illiacus can only do hip flexion

A

false, also some lateral rotation

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28
Q

can the psoas minor contribute the hip flexion

A

no because it does no cross the hip joint
it is responisble for weak lumbar flexion

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29
Q

does sartorius begin lateral and end medial or vice versa

A

begin lateral and moves mediall

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30
Q

what is the origin of sartorius

A

ASIS

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31
Q

what is the insertion of the sartorius

A

anteromedial tibia in pes anserinus

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32
Q

what type of muscle is the sartorius

A

strap like

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33
Q

what is the action of the sartorius

A

weak knee flexion
HIP: flexion, lateral rotation and abduction

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34
Q

understnad the position of the sartorius

A
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35
Q

why is the reason for the name of teh sartorisu

A

sartor= latin for tailor

when engaged in all its hip functions, sartorius contributes to sitting cross legged in tailor position

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36
Q

how many muscles are there part of the quadricep femoris

A

4

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37
Q

what is the common action of the quadricep femoris

A

knee extension

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38
Q

what are the 2 main hip flexors

A

ilipsoas
rectus femoris

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39
Q

what muscle in the quadricep femoris is responsible for hip flexion

A

rectus femoris

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40
Q

what is the only muscle of the quads that cross the hip

A

rectus femoris

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41
Q

what is the origin of the rectus femoris

A

AIIS

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42
Q

what is teh isnertion of the rectus femoris

A

quadricep tendon

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43
Q

true or false: rectus femoris is the only muscle that has an additional action in comparison to the vastus group

A

true

44
Q

where does the vastus group of the anterior thigh originate

A

femur shaft

45
Q

what is the insertion of the quad femoris

A

quadricep tendon

46
Q

what is the action of the recus femoris

A

knee extension and hip fliexion

47
Q

be able to identify the quadriceps

A

w

48
Q

what is embedded in the quad tendon

A

sesmoid bone the patella

49
Q

what is the function of the patella

A

to increase the level arm for the quadriceps

50
Q

when going to the tibial tuberocity, is it considered quadripcep tendon or patellar lgiament

A

patellar ligament

51
Q

what are the superficial hip adductors

A

pectineus
adductor longus
gracills

52
Q

what is the origin of the pectineus

A

pubis

53
Q

what is the insertion of the pectineus

A

pectineal line on femur

54
Q

what is the action of the pectineus

A

hip adduction, flexion

55
Q

what is the origin of the adductor longus

A

pubis

56
Q

what is the insertion of the adductor longus

A

linea aspera

57
Q

what is the action of the adductor longus

A

hip adduction, lateral rotation

58
Q

what is the most medial muscle of the thigh

A

gracilis

59
Q

what is the origin of the gracilis

A

pubis

60
Q

what is the insertion of the gracilis

A

anteromedial tibia in pes anserinus

61
Q

what is the action of the gracilis

A

adduction of the hip
flexion of the knee
medial rotation of the leg, esp when sitting

62
Q

what are the deep adductors of the thigh

A

adductor brevis
adductor magnus

63
Q

what is the origin of the adductor brevis

A

pubis

64
Q

what is the isnertion of the adductor brevis

A

linea aspera (deep to pectineus()

65
Q

true or false: adductor brevis is deep to pectineus

A

true

66
Q

true or false: the adductor magus has 3 parts and name

A

false 2
adductor part and hamstring part

67
Q

what is the origin of the adductor magnus

A

pubis ans ischial tuberocity to

68
Q

what is the insertion of the adductor magnus

A

linea aspera (A part)
adductor tubercle (H part)

69
Q

what is the action of the adductor magnus

A

A) hip adduction and flexion
and lateral rotation

H) assits with medial rotation and extension of hip

70
Q

what is the action of the adductor portion of the adductor magnus m

A

A) hip adduction and flexion
and lateral rotation

71
Q

what is the action of the hamstring portion of the adductor magnus m

A

H) assits with medial rotation and extension of hip

72
Q

what is pes anserinus

A

common distal attachemnt (insertion) located on procimal anteromedial tibia

73
Q

what are the 3 muscles that insert as part of pes ansirems

A

sartorius, gracilis, semi tendinosus

74
Q

name the 3 muscles part of pes anse. from atnerior to psoterior

A

sartorius, gracilis and semitendinoses

75
Q

what are the 2 major nerves that supply the anterior and medial thigh

A

obturator and demoral

76
Q

femoral n is derevied from what spinal n

A

L2-L4

77
Q

femoral n supplies what muscles of the thigh

A

sartorius
quadriceps femoris
pectinues (primary)

78
Q

obturator n originates from what spinal n

A

l2-l4

79
Q

where does the obturator n travel

A

trough obturator canal

80
Q

true or false: femoral n supplies mostly the anterior compaortment

A

true

81
Q

what muscles are innevated by obturator

A

pectineus (secondary)
obturator eternus
adductor longus and brevis
adductor magus (adductor part )
gracilis

82
Q

which part of the adductor magnus is innervated by the obturator n

A

adductor part

83
Q

which part of the magnus adductor is innervated by the sciatic n

A

hamstring part

84
Q

what are the 2 main vessels that provide blood to anterior and medial thigh

A

femoral and deep femoral

85
Q

the perforating branches of the deep femoral go where

A

around humeurs

86
Q

deep femoral provides branches supplying what

A

head and neck of femur

87
Q

behind the knee, the femoral a becomes what

A

popliteal a

88
Q

femoral artery passes through what hiatus

A

adductor cana

89
Q

understand the bood vessels to anterior medial thigh

A
90
Q

what is the feemoral sheath

A

funnel shaped elongation of traversalis from abdomen

91
Q

what is the superior border of the femoral triangle

A

inguinal ligament

92
Q

what is the lateral border of the femoral triangle

A

sartorius (medial edge)

93
Q

what is the medial border of the femoral triangle

A

adductor longus (lateral edge)

94
Q

what is the floor border of the femoral triangle

A

pectineus and ilioppsoas

95
Q

what are the contents of the femoral sheath

A

femoral a and v
inguinal lymphnodes

96
Q

true or false, the femoral n is contained in the femoral sheath

A

false, just outside (most lateral)

97
Q

great saphenous vein drains into what

A

femoral bv

98
Q

understand the femoral triangule

A
99
Q

what is the femoral canal and what does it contain

A

potential space, normally contains lymph nodes and fat
narrower and tighter than the inguinal cana;

100
Q

which is narrower and tighter, the femoral canal or inguinal canaal

A

femoral canal

101
Q

which is the more more problematic hernia: femoral or inguinal and why

A

femoral because the canal is smaller and tighter so it may cause strangulation of bowel

102
Q

what does a femoral hernia look like i nthe early stage

A

bulge in groin/upper thigh, may move in and out with activity

103
Q

what happens to the femoral hernia when you lie

A

lump disspears

104
Q

in the late stages of the femoral hernia what is happening and why is it dangrous

A

the intestines become cause in the femoral canal because it is narror and tight

=may cause strangulation of bowerl

105
Q

what is the fix for late stage femoral hernia

A

surgical innevration

106
Q

inguinal canal is site for what types of hernia

A

inguinal hernas

315 - anatomy (25 decks)

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