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BMS172 > Hip Region (1) Muscles > Flashcards

Hip Region (1) Muscles Flashcards

Muscle Attachment, Innervation and Action

1
Q

Psoas Major Attachment

A

Attachment:

T12- L5 (lateral aspect), L1-L5 (transverse process) and intervertebral discs

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2
Q

Psoas Major Action

A

Action: Hip Flexion

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3
Q

Psoas Major Innervation

A

Innervation: Ventral Rami (L1-L3)

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4
Q

Illiacus Attachment

A

Attachment:

Illiac crest, illiac fossa, sacrum, anterior sacroiliac ligament.

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5
Q

Illiacus Action

A

Action: Hip flexion and stabilization of hip joint.

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6
Q

Illiacus Innervation

A

Innervation: femoral nerve (L2-L3)

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7
Q

Psoas Minor Attachment

A

Attachment:

Lateral aspect bodies of T12- L1, inter vertebral disc, pectin and illiopubic eminence

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8
Q

Psoas Minor Action

A

Action: Stabilization of thigh

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9
Q

Psoas Minor Innervation

A

Innervation: Ventral Rami (L1-L2)

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10
Q

Gluetus Maximus Attachment

A

Attachment:

Posterior ilium, dorsal surface of sacrum + coccyx, sacrotuberous ligament, glueteal tuberosity and illiotibial tract.

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11
Q

Gluetus Maximus Action

A

Action: extension and lateral rotation of thigh at hips.

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12
Q

Gluetus Maximus Innervation

A

Innervation: Inferior Gluteal Nerve

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13
Q

Gluteus Medius Attachement

A

Attachment:

Anterior and Posterior gluteal lines, and lateral surface of trochanter.

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14
Q

Gluteus Medius Action

A

Action:

Abduct and medially rotate thigh.

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15
Q

Gluteus Medius Innervation

A

Innervation:

Superior gluteal nerve (L5, S1)

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16
Q

Tensor Fascia Lata Attachment

A

Attachment:
ASIS, anterior illiac crest and lateral tibia condyle.
Action: Flexes thigh, abducts and medially rotates thigh
Innervation:
Superior gluteal nerve (L5, S1)

17
Q

Tensor Fascia Lata Action

A

Action: Flexes thigh, abducts and medially rotates thigh

18
Q

Tensor Fascia Lata Innervation

A

Innervation:

Superior gluteal nerve (L5, S1)

19
Q

Piriformis Attachment

A

Attachment:

Sacral surface and sacrotuberous ligament and superior boarder of greater trochanter.

20
Q

Piriformis Action

A

Action: Lateral Rotator

21
Q

Piriformis Innervation

A

Innervation: Nerve to Obturator Internus (L5 and S1)

22
Q

Obturator Internus Attachment

A

Attachment:

Obturator foramen and greater trochanter

23
Q

Obturator Internus Action

A

Action: Maintains apposition, laterally rorares extended femur, abducts flexed femur.

24
Q

Obturator Internus Innervation

A

Innervation:

Nerve to obturator internus (L5 and S1)

25
Q

Obturator Externus Attachment

A

Attachment:

Obturator foramen to trochanteric fossa

26
Q

Obturator Externus Action

A

Action: Lateral Rotator + maintains apposition.

27
Q

Obturator Externus Innervation

A

Innervation: Obturator Nerve (L3, L4)

28
Q

Gamellus (superior and inferior) Attachment

A

Attachment:
Superior = ischial spine to medial surface of greater trochanter.
Inferior = ischial tuberosity to medial surface of greater trochanter.

29
Q

Gamellus (superior and inferior) Action

A

Action: Lateral rotator. abducts femur and maintains apposition.

30
Q

Gamellus (superior and inferior) Innervation

A

Innervation: Superior = obturator internus (L5 + S1)

Inferior = quadratus femoris (L5, S1)

31
Q

Quadratus Femoris Attachment

A

Attachment: ischial tuberosity and quadrate tubercle

32
Q

Quadratus Femoris Action

A

Action: Maintains apposition and laterally rotates thighe

33
Q

Quadratus Femoris Innervation

A

Innervation: nerve to quadratus femoris

34
Q

Gluteus Minimus Attachment

A

external iliac surface between anterior and inferior gluteal lines&raquo_space;>
anterior aspect of greater trochanter

35
Q

Gluteus Minimus Action

A

> abducts and medially rotates thigh

> maintain stability of pelvis during gait

36
Q

Gluteus Minimus Innervation

A

superior gluteal nerve (L5, S1)

BMS172 (8 decks)

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