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Anatomy > anterior and medial thigh > Flashcards

anterior and medial thigh Flashcards

1
Q

sartorius m

origin

A

the anterior superior iliac spine

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2
Q

sartorius

insertion

A

below the medial tibial condyle; part of the pes anserinus

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3
Q

sartorius

innervation

A

femoral nerve

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4
Q

sartorius

action

A

flexes hip and knee joints
laterally rotates the thigh
medially rotates the tibia on the femur (when foot isn’t fixed)

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5
Q

what are the four components of the quadriceps femoris

A

rectus femoris
vastus lateralis
vastus intermedius
vastus medialis

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6
Q

quadriceps femoris

insertion

A

all four heads converge on the patella

through the patellar ligament onto the tibial tuberosity and retinacula to the tibial condyles

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7
Q

quadriceps femoris

innervation

A

femoral nerve

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8
Q

quadriceps femoris

action

A

extensors of the knee joint

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9
Q

rectus femoris

origin

A

by a straight head from the anterior inferior iliac spine

and by a reflected head from just above the acetabulum

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10
Q

rectus femoris

action

A

weak flexor of the hip

extensor of the hip with the quadriceps femoris

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11
Q

vastus lateralis m

origin

A

the upper end of the femur
lateral lip of the linea aspera
lateral intermuscular septum

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12
Q

vastus intermedius m

origin

A

almost the entire circumfrence of the femur except the linear aspera

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13
Q

vastus medius m

origin

A

from the medial lip of the linea apsera and the medial intermuscular septum

inferior fibers extend more inferior than the vastus intermedius

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14
Q

superficial epigastric artery travels where

A

branches off the femoral artery and goes toward the umbilicus

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15
Q

superficial circumflex iliac artery travels where

A

branches off the femoral artery and goes toward the gluteal region

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16
Q

the superficial and deep external pudendal arteries travel where

A

branch off the femoral artery and goes toward external genitalia

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17
Q

the lateral femoral circumflex artery travels where

A

large branch off the deep femoral (may come from the femoral artery)
gives off ascending, transverse, and descending branches
travels laterally toward the hip joint

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18
Q

the ascending branch of the lateral femoral circumflex artery travels where

A

passes above the greater trochanter of the femur and enters the gluteal region

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19
Q

the transverse branch of the lateral femoral circumflex artery travels where

A

below and lateral to the greater trochanter

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20
Q

the descending branch of the lateral femoral circumflex artery travels where

A

accompanies the nerve to the vastus lateralis into that muslce, supplying it, and then descending to the knee

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21
Q

the medial femoral circumflex artery travels where

A

branch off the deep femoral (may come off the femoral artery)
passes between the iliopsoas and pectineus
gives off an ascending branch and transverse branch

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22
Q

the ascending branch of the medial femoral circumflex artery travels where

A

appears in the gluteal region above the quadratus femoris

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23
Q

the transverse branch of the medial femoral circumflex artery travels where

A

appears in the back of thigh between the quadratus femoris and adductor magnus

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24
Q

name the branches of the femoral nerve in the femoral triangle

8 branches

A 
nerve to pectineus
nerve to vastus lateralis
nerve to sartorius 
nerve to rectus femoris 
nerve to vastus intermedius 
nerve to vastus medialis 
saphenous nerve
-infrapatellar branch
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25
Q

what nerve passes behind the femoral vessels

A

nerve to pectineus

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26
Q

what nerve accompanies the descending branch of the lateral femoral circumflex artery?

A

nerve to the vastus lateralis m

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27
Q

the nerve to sartorius may continue as what cutaneous nerve

A

anterior femoral cutaneous

28
Q

what nerve travels with the saphenous nerve in the adductor canal

A

nerve to vastus medialis muscle

29
Q

the nerve that provides sensation to the medial side of the leg and food is what nerve?

A

saphenous nerve

30
Q

the saphenous nerve travels with which vessel where?

A

in the superficial fascia with the greater saphenous vein

31
Q

the infrapatellar nerve branches from what nerve?

A

saphenous nerve

32
Q

name the muscles in the anterior osteofascial compartment

5 (really 2 muscles)

A 
sartorius 
quadriceps femoris 
-rectus femoris
-vastus lateralis 
-vastus intermedius
-vastus medialis

extensor compartment

33
Q

the anterior osteofascial compartment is bounded by

A

fascia lata
medial and lateral intermuscular septum
pelvis above
upper tibia below

34
Q

the medial osteofascial compartment is boundd by

A 
fascia lata
medial intermuscular septum
posterior intermuscular septum
pubis and ischium above
lineal aspera below
35
Q

name the muscles in the medial osteofascial compartment

6 muscles

A 
pectineus
adductor longus
adductor brevis
adductor magnus
gracilis
obturator externus

adductor compartment

36
Q

what is the blood and nerve supply to the anterior/extensor compartment

A

femoral nerve

femoral vessels

37
Q

what is the blood and nerve supply to the medial/adductor compartment

A 
deep femoral artery
obturator nerve (mostly)
38
Q

pectineus

origin

A

the upper surface of the superior ramus of the pubic bone

39
Q

pectineus

insertion

A

on the pectineal line

below the lesser trochanter of the femur

40
Q

pectineus

innervation

A

nerve to pectineus from the femoral nerve

accessory obturator nerve if present

41
Q

pectineus

action

A

adducts the thigh
medially rotates thigh
flexes the hip joint

42
Q

adductor longus

origin

A

from the pubis

43
Q

adductor longus

insertion

A

on the middle third of the linea aspera

44
Q

adductor longus

innervation

A

obturator nerve

45
Q

adductor longus

action

A

adducts thigh

medially rotates the thigh

46
Q

adductor brevis

origin

A

from the inferior pubic ramus

47
Q

adductor brevis

insertion

A

on the back of the upper half of the femur

48
Q

adductor brevis

innervation

A

obturator nerve

49
Q

adductor brevis

action

A

adducts thigh

medially rotates the thigh

50
Q

adductor magnus

origin

A

from the ischiopubic rami back to the ischial tuberosity adjacent to the origin of the hamstring muscles

51
Q

adductor magnus

insertion

A

along the entire back of the shaft of the femur down to the adductor tubercle on the medial supracondylar line

52
Q

adductor magnus - upper fibers

innervation

A

posterior division of the obturator nerve

53
Q

adductor magnus - lower fibers

innervation

A

(one of hamstrings of back of thigh)

tibial division of sciatic nerve

54
Q

adductor magnus - upper fibers

action

A

adducts thigh
medially rotates thigh
assists in flexion

55
Q

adductor magnus - lower fibers

action

A

extends thigh

medially rotates thigh

56
Q

obturator externus

origin

A

from around the obturator foramen and from the obturator membrane

57
Q

obturator externus

insertion

A

in the trochanteric fossa of the hamstring

58
Q

obturator externus

innervation

A

posterior division of the obturator nerve

59
Q

obturator externus

action

A

lateral rotator of the thigh

60
Q

gracilis

origin

A

from the margin of the pubis and inferior ischiopubic ramus

61
Q

gracilis

insertion

A

with the sartorius muscle below the medial condyle to the tibia as part of the pes anserinus

62
Q

gracilis

innervation

A

anterior division of obturator nerve

63
Q

gracilis

action

A

adducts thigh

assists in flexion of the leg at the knee

64
Q

the anterior branch of the obturator nerve supplies what muscles and lies on which muscle?

A

lies on the surface of adductor brevis

supplies adductor longus
gracilis
adductor brevis

65
Q

the posterior branch of the obturator nerve supplies which muscles and lies where?

A

deep to the adductor brevis

supplies obturator externus
adductor magnus

Anatomy (19 decks)

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