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lecture 15 Flashcards

1
Q

hip abduction

A
  • sartorius
  • glute medius
  • glute minimus
  • TFL
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2
Q

hip adduction

A

-pectineus
-adductor longus
-adductor brevis
- adductor magnus
- gracilis

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3
Q

hip extension

A
  • glute maximus [from flexed position]
  • adductor magnus [hamstrings part]
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4
Q

hip lateral rotation

A
  • sartorius
  • posterior fibers of glute medius
  • quadratus femoris
  • obturator externus
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5
Q

who assists with hip lateral rotation

A
  • glute maximus
  • pectineus
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6
Q

hip flexion

A
  • sartorius
  • adductor magnus [adductor part]
  • adductor brevis [to an extent flexes]
  • pectineus assists
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7
Q

who assists with hip flexion

A
  • pectineus
  • adductor brevis
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8
Q

hip internal rotation

A
  • glute medius
  • glute minimus
  • tensor fascia latae
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9
Q

besides external rotation and hip extension, what else does glute max do?

A

fixes hip joint to help with rising from sitting position

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10
Q

what do glute med, min, and TFL do? [odd job]

A

keep pelvis level when ipsilateral limb is weight bearing and other limb is in swing phase

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11
Q

knee flexion

A
  • sartorius
  • gracilis
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12
Q

knee medial rotation

A

sartorius & gracilis can accomplish this when knee is flexed

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13
Q

femoral nerve muscles and innervation

A

pectineus [L2,L3]
sartorius [L2,L3]

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13
Q

inferior gluteal nerve muscles

A

glute maximus [L5,S1,S2]

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14
Q

which muscles proximally attach at the ASIS

A

-sartorius [also attaches at the superior part of the notch below it]
- tensor fascia latae

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14
Q

superior gluteal nerve muscles

A

glute med
glute min
TFL
[L5*,S1]

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15
Q

which muscles distally attach at the IT band

where does the IT band go?

A
  • some fibers of the glute maximus [others go to gluteal tuberosity]
  • TFL
    IT band attaches at the anterolateral tubercle of the tibia
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16
Q

gluteal lines PA attachments

A
  • glute maximus: posterior ileum to posterior gluteal line
    -glute medius: external surface of ileum, between posterior and anterior gluteal lines
  • glute minimus: external surface of ileum, between anterior and inferior gluteal lines
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17
Q

greater trochanter DA attachments

A
  • glute medius: lateral surface of GT
  • glute min: anterior surface of GT
  • obturator internus and externus @ trochanteric fossa
  • sup and inferior gemelli @ trochanteric fossa
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18
Q

pectineus
PA
DA

A

pa: superior rami of pubis
da: pectineal line, just inferior to lesser trochanter

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19
Q

pectineus MA

A
  • adducts hip joint
  • slightly flexes hip joint
  • assists with lateral rotation
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20
Q

sartorius PA

A

pa: ASIS + superior part of notch inferior to ASIS

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21
Q

sartorius DA

A

superior part of medial surface of tibia, part of pes anserine

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22
Q

sartorius actions @ hip

A
  • abducts, laterally rotates, flexes hip joint
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23
Q

sartorius actions @ knee

A
  • flexes knee
  • medially rotates knee when knee is flexed
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24
Q

IT band syndrome

A
  • over-use condition
  • repetitive strain of IT band
  • common in runners and cyclists
  • friction between the lateral epicondyle and soft tissue causes pain and inflammation
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25
Q

what muscles make up the deep layer of the glutes
do they all stabilize hip joint?

A
  • piriformis
  • obturator internus
  • sup and inf gemelli
  • quadratus femoris

*yes! they all stabilize hip joint

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26
Q

piriformis PA

A
  • anterior surface of sacrum
  • sacrotuberous ligament
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27
Q

piriformis DA

A

superior surface of greater trochanter

28
Q

piriformis nerve

A

branches of anterior rami of S1* + S2

29
Q

obturator internus PA

A

pelvic surface of obturator membrane and surrounding bones

30
Q

obturator internus DA

A

trochanteric fossa, medial surface of greater trochanter

31
Q

which muscles attach to nerve to obturator internus L5,S1 ?

A
  • obturator internus
  • superior gemelli
32
Q

which muscles distally attach @ medial surface of greater trochanter [trochanteric fossa]?

A
  • obturator internus
  • sup + inferior gemelli
  • obturator externus
33
Q

sup + inferior gemelli PA

A

sup: ischial spine
inf: ischial tuberosity

34
Q

what muscles are innervated by the nerve to quadratus femoris L5, S1?

A
  • inf. gemelli
  • quadratus femoris
35
Q

quadratus femoris PA

A

lateral border of ischial tuberosity

36
Q

quadratus femoris DA

A

quadrate tubercle on intertrochanteric crest of femur and area inferior to it

37
Q

quadratus femoris MA

A
  • laterally rotates hip
  • stabilizes hip joint
38
Q

at what level does the aorta change its name?
what does it change its name to?

A
  • T12
  • changes into abdominal aorta
39
Q

what does the abdominal aorta biforcate into

A

right common iliac artery
left common iliac artery

40
Q

when does the external iliac artery change names into femoral artery

A

when it travels under the inguinal ligament

41
Q

what muscles laterally rotate hip AND stabilize?

A

quadratus femoris
obturator externus

42
Q

list the medial thigh group [*adductors]

what nerve are they innervated by?

A
  • adductor longus
  • adductor brevis
  • adductor magnus
  • gracilis
  • obturator externus

*all innervated by obturator nerve

43
Q

what levels make up the obturator nerve

A

L2,L3,L4

44
Q

medial thigh group innervations

A
  • gracilis: obturator nerve L2,L3
  • obturator externus: obturator nerve L3,
    L4
  • adductor magnus duo innervated
    • adductor: obturator nerve and branch of POSTERIOR division
    • hamstring: tibial part of sciatic nerve L4
  • adductor longus and brevis: obturator nerve L2,L3 , L4
45
Q

adductor longus MA

A

adducts hip joint

46
Q

adductor longus SA

A

body of pubis inferior to pubic crest

47
Q

adductor longus DA

A

middle third of linea aspera

48
Q

adductor brevis MA

A
  • adducts hip joint
  • flexes hip joint to an extent
49
Q

adductor brevis & gracillis SA

A
  • body of pubis and inferior ramus of pubis
50
Q

adductor brevis DA

A

pectineal line
proximal linea aspera

51
Q

adductor magnus MA

A

adducts hip
adductor: flexes hip joint
hamstring: extends hip joint

52
Q

adductor magnus SA

A

adductor: inferior ramus of pubis, ramus of ischium

hamstrings: ischial tuberosity

53
Q

adductor magnus DA

A

adductor: gluteal tuberosity, linea aspera, medial supracondylar ridge of femur

hamstrings: adductor tubercle

54
Q

gracillis SA

A

body of pubis and inferior ramus of pubis

55
Q

gracilis IA

A

superior middle surface of tibia [as part of pes anserine]

56
Q

gracilis MA

A

adduct
flex hip joint
medially rotate knee when its flexed

57
Q

obturator externus MA

A
  • laterally rotate hip
  • stabilize hip joint
58
Q

obturator externus SA

A

margins of obturator foramen and obturator membrane

59
Q

obturator externus DA

A

trochanteric fossa

60
Q

what muscles attach at the pes anserines

A

gracilis, sartorius

61
Q

where does the saphoneous start and come off?

A
  • start at the inguinal area
  • coming off a femoral sensory nerve [branch of femoral nerve]
62
Q

what are the borders of the femoral triangle

A

adductor longus
sartorius
pectineus

63
Q

what does the lateral triangle contain

A

femoral artery and vein
femoral nerve
VAN medial to lateral

64
Q

where is the beginning of the adductor canal?

A

apex of femoral triangle

65
Q

what happens at the adductor hiatus

A

femoral artery and vein go posterior to knee, no nerve lying directly on the bone

66
Q

adductor canal contents

A

femoral artery and vein
sartorius
saphenous nerve

67
Q

what vein is used for
open heart surgery
bypass surgeries

A

great saphenous vein

68
Q

big 5 nerves

A

femoral nerve L2,L3,L4
obturator nerve L2,L3,L4
superior gluteal nerve L4,L5,S1
inferior gluteal nerve L5,S1,S2
sciatic nerve L4,L5,S1,S2,S3

69
Q

compartment syndrome

A

fascia of leg compresses on nerves and arteries, fasciotomy needed.

70
Q

compartment syndrome 5 Ps

A

pain
pallor
paresthesia
pulselessness
paralysis

ana (16 decks)

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