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Aneesha anatomy flashcards > Pelvic floor muscles > Flashcards

Pelvic floor muscles Flashcards

1
Q

Coccygeus origin

A

ischial spine

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2
Q

Coccygeus insertion

A

side of the coccyx and lower sacrum

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3
Q

Coccygeus innervation

A

anterior rami of S3-4

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4
Q

Coccygeus blood supply

A

inferior gluteal artery

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5
Q

Coccygeus function

A

Elevates pelvic floor

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6
Q

Levator ani origin

A

posterior surface of the body of the
pubis, fascia of the obturator internus
muscle (arcus tendineus levator ani),
ischial spine

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7
Q

Levator ani insertion

A

anococcygeal raphe and coccyx

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8
Q

Levator ani innervation

A

pudendal nerve (S2-4) branches, anterior ramus S4

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9
Q

Levator ani blood supply

A

Inferior gluteal artery

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10
Q

Levator ani function

A

Elelvates pelvic floor

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11
Q

Ileococcygeus origin

A

arcus tendineus levator ani and the
ischial spine

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12
Q

Ileococcygeus insertion

A

anococcygeal raphe and the coccyx

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13
Q

Ileococcygeus innervation

A

branches of the ventral
primary rami of spinal nerves
S3-S4

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14
Q

Ileococcygeus blood supply

A

inferior gluteal artery

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15
Q

Ileococcygeus function

A

elevates the pelvic floor

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16
Q

Pubococcygeus origin

A

posterior aspect of the superior pubic
ramis

17
Q

Pubococcygeus insertion

A

coccyx

18
Q

Pubococcygeus innervation

A

branches of the ventral
primary rami of spinal nerves
S3-S4

19
Q

Pubococcygeus blood supply

A

inferior gluteal artery

20
Q

Pubococcygeus function

A

elevates the pelvic floor

21
Q

Puborectalis origin

A

posterior aspect of the body of the
pubis

22
Q

Puborectalis insertion

A

unites with the puborectalis muscle of other side posterior
to the rectum

23
Q

Puborectalis innervation

A

branches of the ventral
primary rami of spinal nerves
S3-S4

24
Q

Puborectalis blood supply

A

inferior gluteal artery

25
Q

Puborectalis function

A

draws the distal rectum forward
and superiorly; aids in
voluntary retention of feces

Aneesha anatomy flashcards (5 decks)

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