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MSK > thigh stuff > Flashcards

thigh stuff Flashcards

1
Q

origin biceps femoris

A

long head: ischial tuberosity
short head: linea aspera and lateral supracondylar line of femur

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2
Q

insertion biceps femoris

A

lateral side of head of fibula, tendon is split at this site by fibular collateral ligament of knee

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3
Q

action biceps femoris

A

flexes and laterally rotates leg, extends thigh at hip

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4
Q

inn. biceps femoris

A

long head: sciatic n (tibial division)
short head: sciatic n (common fibular division

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5
Q

origin semimembranosus

A

ischial tuberosity

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6
Q

insertion semimembranosus

A

posterior part of medial condyle of tibia

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7
Q

action semimembranosus

A

flexes leg, extends thigh, internal rotation knee joint

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8
Q

inn. semimembranosus, semitendinosus

A

sciatic n (tibial division)

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9
Q

origin semitendinosus

A

ischial tuberosity

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10
Q

insertion semitendinosus

A

superior part of medial surface of tibia

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11
Q

action semitendinosus

A

flexes leg, extends thigh, internal rotation of knee joint

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12
Q

origin adductor brevis

A

body and inferior pubic ramus

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13
Q

origin adductor longus

A

body of pubis inferior to pubic crest

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14
Q

origin adductor magnus

A

adductor part: inferior ramus of pubis, ramus of ischium
hamstring part: ischial tuberosity

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15
Q

origin gracilis

A

body and inferior ramus of pubis

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16
Q

origin obturator externus

A

margins of obturator foramen, obturator membrane

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17
Q

origin pectineus

A

superior ramus of pubis

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18
Q

insertion adductor brevis

A

pectineal line and proximal part of linea aspera of femur

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19
Q

insertion adductor longus

A

middle third of linea aspera of femur

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20
Q

insertion adductor magnus

A

adductor part: gluteal tuberosity, linea aspera, medial supracondylar line
hamstring part: adductor tubercle of femur

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21
Q

insertion gracie is

A

superior part of medial surface of tibia

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22
Q

insertion obturator externus

A

trochanteric fossa of femur

23
Q

insertion pectineus

A

pectineal line of femur

24
Q

action adductor brevis

A

adduct thigh at hip, weak hip flexor

25
action adductor longus
adduct thigh at hip
26
action adductor magnus
adductor part: adduct and flex thigh hamstring part: extend thigh
27
action gracilis
adducts thigh, flexes and medially rotate leg
28
action obturator externus
laterally rotate thigh, stabilize head of femur in acetabulum
29
action pectineus
adduct and flex thigh at hip, assist with medial rotation
30
inn. adductor brevis, gracilis, obturator externus
obturator n
31
inn. adductor longus
obturator n (anterior division)
32
inn. adductor magnus
adductor part: obturator n hamstring part: sciatic n (tibial division)
33
inn. pectineus
femoral n and sometimes obturator n
34
origin articularis genus
distal femur on anterior surface
35
insertion articularis genus
suprapatellar bursa
36
origin iliacus
superior 2/3 iliac fossa, iliac crest, ala of sacrum, anterior sacroiliac ligaments
37
insertion iliacus
lesser trochanter and shaft inferior to it, to spots major tendon
38
origin spots major
transverse processes of lumbar vertebrae, sides of bodies T2-L5 vertebrae, intervening intervertebral discs
39
insertion psoas major
lesser trochanter
40
origin sartorius
ASIS and superior part of notch below it
41
insertion sartorius
superior part of medial surface of tibia
42
origin rectus femoris
AIIS and ilium superior to acetabulum
43
origin vastus intermedius
anterior and lateral surfaces of body of femur
44
origin vastus lateralis
greater trochanter, lateral lip of linea aspera of femur
45
origin vastus medialis
intertrochanteric line, medial lip of linea aspera
46
insertion of four quadriceps muscles
common tendinous (quadriceps tendon) and independent attachments to base of patella
47
action articularis genus
pulls suprapatellar bursa superior with extension of knee
48
action iliacus
flexes thigh at hips and stabilizes hip joint, acts with psoas major
49
action psoas major
acts with iliacus, flexes hip, acting inferiorly, flexes vertebral column laterally, used to balance trunk in sitting position, flexes trunk
50
action sartorius
abducts, laterally rotates, flexes thigh, flexes knee joint
51
action quadriceps
extends leg at knee joint (rectus femoris also flexes thigh at hip jt.)
52
inn. all off anterior thigh except psoas major
femoral n.
53
inn. psoas major
ventral rami of first lumbar n.

MSK (11 decks)

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