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MSK > Anterior and Medial Thigh > Flashcards

Anterior and Medial Thigh Flashcards

1
Q

great saphenous vein terminates in what

A

femoral vein on the anterior thigh in the saphenous opening

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2
Q

superficial inguinal nodes divided into what

A

superior “horizontal group” and inferior “vertical” group

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3
Q

superficial lymph nodes do what

A

drain all superficial structures in the lower extremity except the dorsolateral foot and posterior calf, which is the popliteal lymph nodes

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4
Q

clinical relevance of superficial inguinal ndoes

A

sexually transmitted infection
medial foot/cell cellulitis
skin cancer

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5
Q

cutaneous innervation

A

lateral femoral cutaneous, L2 to L3
femoral branch of genitofemoral nerve, L1 to L2
obturator nerve, L2 to L4

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6
Q

what is meralgia paresthetica

A

gun belt palsy

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7
Q

fascia lata is mostly horizontal fibers except

A

the iliotibial tract, attach to the gerdy’s tubercle, anterolateral tubercle of the tibia

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8
Q

quadriceps femoris muscles all insert in one place

A

patellar tendon

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9
Q

flexors of the hip

A

sartorius, illiopsoas, pectineus muscles

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10
Q

action of sartorius muscle

A

flex, abduct, laterally rotate thigh and flex leg at the knee

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11
Q

action of pectineus muscle

A

adducts the hip and flexes the hip

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12
Q

extensor of the knee

A

quadriceps femoris

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13
Q

action of rectus femoris muscle

A

extensor of knee and also flexes hip

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14
Q

action of vastus medialis muscle

A

extensor of knee and stabilizes the patella

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15
Q

psoas major action

A

flex vertebral column, flex trunk, and thigh

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16
Q

origin of rectus femoris muscle

A

straight head, anterior inferior iliac spine

reflected head, ilium above the acetabulum

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17
Q

insertion of rectus femoris muscle

A

base of patella, tibial tuberosity via patellar ligament

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18
Q

origin of vasutus lateralis

A

greater trochanter, lateral lip of linea aspera

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19
Q

insertion of vastus lateralis

A

lateral base of patella, tibial tuberosity via patellar ligament

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20
Q

origin of vastus intermedialis

A

anterior and lateral surface of femoral body

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21
Q

insertion of vastus intermedialist

A

base of patella, tibial tuberosity via patellar ligament

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22
Q

origin of sartorius muscle

A

anterior superior iliac spine

23
Q

insertion of sartorius muscle

A

medial aspect proximal end of tibia

24
Q

what is the pes anserinus

A

insertion point of sartorius, gracilus, and semitendinous muscles

25
Q

what is special about the sartorius muscle

A

longest muscle in the body

26
Q

origin of articularis genu muscle

A

anterior surface of distal femur

27
Q

insertion of articularis genu muscle

A

articular capsule of the knee

28
Q

femoral nerve supplies what

A

anterior thigh and part of the medial thigh

29
Q

femoral nerve transitions in what

A

saphenous nerve, runs with great saphenous vein, supplies medial aspect of leg and ankle

30
Q

what is the posterior retinacular artery

A

supplies head and neck of femur
branches from the medial femoral circumflex artery

acetabular branch of the obturator artery
provides blood supply to ligament of head of the femur, can originate from medial femoral circumflex artery

avascular necrosis

31
Q

what are the adductors of the hip

A

adductor longus, adductor brevis, adductor magnus, gracilis, pectineus muscle

32
Q

what does the gracilis do

A

adducts the hip, assist in the medial rotation, and also flexes the knee

33
Q

what does the obturator externus do

A

laterally rotates the hip

34
Q

insertion of gracilis muscle

A

medial surface of tibia inferior to tibial tuberosity betwee the insertion of the Sartorius muscle and semintendinous muscle

35
Q

gracilis, only muscle in the medial compartment of the thigh to do what

A

cross two joints

36
Q

pectineus muscle origin

A

superior pubic ramus

37
Q

pectineus muscle insertion

A

pectineal line of the femur

38
Q

action of pectineus muscle

A

adduct and flex the thigh

39
Q

adductor longus origin

A

body of pubic ramus inferior to pubic crest

40
Q

insertion of adductor longus muscle

A

middle 1/3 or linea aspera

41
Q

origin of adductor brevis muscle

A

body and inferior pubic ramus

42
Q

insertion of adductor brevis muscle

A

pectineal line and proximal linea aspera

43
Q

action of adductor brevis muscle

A

adduct thigh and assist in flexion

44
Q

origin of adductor magnus muscle

A

ischiopubic ramus and ischial tuberosity

45
Q

insertion of adductor magnus muscle

A

gluteal tuberosity, linea aspera, medial supracondylar line, and adductor tubercle

46
Q

action of adductor magnus muscle

A

whole muscle, adduct thigh

hamstring side helps extend leg

47
Q

origin of obturator externus muscle

A

external surface of the obturator membrane and surrounding margins of the obturator foramen

48
Q

insertion of obturator externus muscle

A

passes posterior to the neck of femur to attach at the trochanteric fossa

49
Q

action of obturator externus muscle

A

lateral rotator of thigh, hold head of femur in acetabulum

50
Q

adductor canal contents

A

fascial contributions of sartorius muscle, adductor longus, adductor magnus muscle, vastus medialis muscle

51
Q

contents of adductor canal contents

A

femoral artery and femoral vein
saphenous artery
saphenous nerve
nerve to vastus medialis muscle

52
Q

what comes out of the adductor canal

A

popliteal vein and artery

53
Q

groin pull, what is

A

pulled groin or groin injury
strain or stretching of proximal attachments of anteromedial thigh muscles

proximal attachment are inguinal region at the junction of the thigh and trunk

MSK (9 decks)

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