Pelvic Floor Muscles

Question 1

layer 1 muscles:

Answer 1

1. bulbospongiosus
2. ischiocavernosus
3. superficial transverse perineal
4. external anal sphincter

Question 2

layer 1: bulbospongiosus

Answer 2

vaginal sphincter/compressor,

assists clitoral erection

Question 3

layer 1: ischiocavernosus

Answer 3

clitoral/penile erection

Question 4

layer 1: superficial transverse perineal

Answer 4

stabilize perineal body

Question 5

layer 2 muscles:

Answer 5

1. deep transverse perineal

2. sphincters

Question 6

layer 2 muscles assist in:

Answer 6

assists smooth muscle and vascular elements in urethral closure

Question 7

layer 2: sphincthers:

Answer 7

1. urethral opening
2. vaginal opening
3. anal opening

Question 8

muscles supporting continence

Answer 8

1. urethrovaginal sphincter
2. urethral sphincter
3. compressor urethrae

Question 9

layer 3 muscles:

Answer 9

1. levator ani
2. coccygeus
3. piriformis

Question 10

layer 3 muscles action:

Answer 10

carries weight of abdominal and pelvic organs

Question 11

layer 3: levator ani muscles consist of

Answer 11

1. puborectalis
2. pubococcygeus (pubovaginalis)
3. iliococcygeus

Question 12

associated core muscles

Answer 12

1. TRA
2. mulitifidus
3. respiratory muscles

Question 13

associated stabilizer muscles

Answer 13

1. piriformis
2. obturator internus
3. adductors