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Anatomy Exam 3 POINAS > Lecture 15 > Flashcards

Lecture 15 Flashcards

1
Q

Pectineus Action

A

hip adduction
slightly flexes hip
assists with hip lateral rotation

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2
Q

Pectineus PA

A

superior pubic ramus

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3
Q

Pectineus DA

A

pectineal line of femur

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4
Q

Pectineus Nerve Innervation

A

femoral nerve L2, L3
may receive a branch from obturator nerve

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5
Q

Sartorius PA

A

anterior superior iliac spine

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6
Q

Sartorius Action

A

at the hip…
- abduction
- flexion
- lateral rotation
at the knee.
- flexion
-medial rotation when flexed

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7
Q

Sartorius Nerve Innervation

A

femoral nerve L2, L3

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7
Q

Sartorius DA

A

pes anserine of tibia

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8
Q

Gluteus Maximus Action

A

hip extension (especially from flexed position)
assists in hip lateral rotation
fixes hip joint and assists in rising from sitting position

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9
Q

Gluteus Maximus PA

A

posterior gluteal line of ilium
dorsal sacrum and coccyx
sacrotuberous ligament

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10
Q

Gluteus Maximus DA

A

Most fibers end in iliotibial tract,
which attaches to Gerdy’s tubercle
of tibia
Some fibers insert on gluteal tuberosity

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11
Q

Gluteus Maximus Nerve Innervation

A

inferior gluteal nerve L5, S1, S2

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12
Q

Gluteus Medius Action

A

Hip abduction
Hip medial rotation
Hip external rotation by posterior fibers of glut med
Keeps contralateral pelvis level during single limb stance

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13
Q

Gluteus Medius PA

A

ilium, between anterior and posterior gluteal lines

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14
Q

Gluteus Medius DA

A

greater trochanter

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15
Q

Gluteus Medius Nerve Innervation

A

superior gluteal nerve L4, L5, S1

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16
Q

Gluteus Minimus Action

A

Hip abduction
Hip medial rotation
Keeps contralateral pelvis level during single limb stance

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17
Q

Gluteus Minimus PA

A

ilium, between anterior and inferior gluteal lines

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18
Q

Gluteus Minimus DA

A

greater trochanter

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19
Q

Gluteus Minimus Nerve Innervation

A

superior gluteal nerve L4, L5, S1

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20
Q

Tensor Fasciae Latae Action

A

Hip abduction
Hip medial rotation
Keeps contralateral pelvis level during single limb stance

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21
Q

Tensor Fasciae Latae PA

A

anterior superior iliac spine
anterior iliac crest

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22
Q

Tensor Fasciae Latae DA

A

liotibial tract, which attaches to
Gerdy’s tubercle of tibia

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23
Q

Tensor Fasciae Latae Nerve Innervation

A

superior gluteal nerve L4, L5, S1

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24
Q

Piriformis Action

A

laterally rotate extended hip
abduct flexed hip
stabilize hip joint

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25
Q

Piriformis PA

A

anterior sacrum
sacrotuberous ligament

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26
Q

Piriformis DA

A

greater trochanter

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26
Q

Obturator Internus Action

A

laterally rotate extended hip
abduct flexed hip
stabilize hip joint

27
Q

Piriformis Nerve Innervation

A

anterior rami of S1 and S2

27
Q

Obturator Internus PA

A

pelvic surface of obturator membrane and surrounding bones

28
Q

Obturator Internus DA

A

greater trochanter

29
Q

Obturator Internus Nerve Innervation

A

nerve to obturator internus L5, S1

30
Q

Superior and Inferior Gemelli Action

A

laterally rotate extended hip
abduct flexed hip
stabilize hip joint

31
Q

Superior and Inferior Gemelli DA

A

greater trochanter

31
Q

Superior and Inferior Gemelli Nerve Innervation

A

superior: nerve to obturator internus L5, S1
inferior: nerve to quadratus femoris L5, S1

31
Q

Superior and Inferior Gemelli PA

A

superior: ischial spine
inferior: ischial tuberosity

32
Q

Quadratus Femoris PA

A

ischial tuberosity

32
Q

Quadratus Femoris Action

A

hip lateral rotation
hip stabilization

33
Q

Quadratus Femoris DA

A

quadrate tubercle

34
Q

Quadratus Femoris Nerve Innervation

A

nerve to quadratus femoris L5, S1

35
Q

Adductor Longus Action

A

hip adduction

36
Q

Adductor Longus PA

A

body of pubis

37
Q

Adductor Longus DA

A

linea aspera of femur

38
Q

Adductor Longus Nerve Innervation

A

obturator nerve L2, L3, L4

39
Q

Adductor Brevis Action

A

hip adduction
hip flexion (to some extent)

40
Q

Adductor Brevis PA

A

body and inferior ramus of pubis

41
Q

Adductor Brevis DA

A

pectineal line
linea aspera of femur

42
Q

Adductor Brevis Nerve Innervation

A

obturator nerve L2, L3, L4

43
Q

Adductor Magnus Action

A

hip adduction
adductor part: hip flexion
hamstring part: hip extension

44
Q

Adductor Magnus PA

A

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

44
Q

Adductor Magnus DA

A

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

45
Q

Adductor Magnus Nerve Innervation

A

adductor part: obturator nerve L2, L3, L4
hamstring part: tibial part of sciatic nerve L4

46
Q

Gracilis Action

A

hip adduction
knee flexion
knee medial rotation when flexed

47
Q

Gracilis DA

A

pes anserine of tibia

47
Q

Gracilis PA

A

body and inferior ramus of pubis

48
Q

Gracilis Nerve Innervation

A

obturator nerve L2, L3

49
Q

Obturator Externus Action

A

hip lateral rotation
hip stabilization

50
Q

Obturator Externus PA

A

margins of obturator foramen
obturator membrane

51
Q

Obturator Externus DA

A

greater trochanter

52
Q

Obturator Externus Nerve Innervation

A

obturator nerve L3, L4

53
Q

Psoas Major Action

A

with origin fixed…
- hip flexion
- hip lateral rotation
with insertion fixed…
- trunk flexion toward thigh
- pelvic anterior tilt

stabilizes hip joint when standing

54
Q

Psoas Major PA

A

sides of T12-L5 vertebrae and discs between them
TP L1-L5

55
Q

Psoas Major DA

A

lesser trochanter

56
Q

Psoas Major Nerve Innervation

A

anterior rami of L1, L2, L3

57
Q

Iliacus Action

A

with origin fixed…
- hip flexion
- hip lateral rotation
with insertion fixed…
- trunk flexion toward thigh
- pelvic anterior tilt

58
Q

Iliacus PA

A

iliac fossa
sacrum
anterior sacroiliac ligaments

59
Q

Iliacus DA

A

lesser trochanter
psoas tendon

60
Q

Iliacus Nerve Innervation

A

femoral nerve L2, L3, L4

Anatomy Exam 3 POINAS (4 decks)

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