Muscles of Bladder, Urethral & Genital

Question 1

Origin of Bulbospogious in females

Answer 1

Perineal body and fascia of the bulb of the vestibule

Question 2

Insertion of Bulbospogious in females

Answer 2

Perineal membrane and corpus cavernosum of the clitoris

Question 3

Action of Bulbospogious in females

Answer 3

Compresses the vestibular bulb and constricts the vaginal orifice

Question 4

Origin of Bulbospogious in males

Answer 4

Central tendinous point and the midline raphe of the bulb of the penis

Question 5

Insertion of Bulbospogious in males

Answer 5

Perineal membrane, dorsal surface of the corpus spongiosum, deep penile fascia

Question 6

Action of Bulbospogious in males

Answer 6

Compresses bulb of the penis, compresses the spngy urethra

Question 7

Origin of Cremaster

Answer 7

Inguinal ligament

Question 8

Insertion of Cremaster

Answer 8

Forms thin network of muscle fasicles around the spermatic cord and testis

Question 9

Action of Cremaster

Answer 9

Elevates testis

Question 10

Origin of Dartos

Answer 10

Subcutaneous connective tissue of scrotum and penis

Question 11

Insertion of Dartos

Answer 11

Skin of the scrotum and penis

Question 12

Action of Dartos

Answer 12

elevates testis

Question 13

Origin of Detrusor of Bladder

Answer 13

Smooth muscle in the wall of the urinary bladder

Question 14

Insertion of Detrusor of Bladder

Answer 14

Fascicles are arranged roughly in 3 layers

Question 15

Action of Detrusor of Bladder

Answer 15

Compresses urinary bladder

Question 16

Origin of Ischiocavernosus

Answer 16

Medial surface of the ischial tuberosity & ischiopubic ramus

Question 17

Insertion of Ischiocavernosus

Answer 17

Corpus cavernosum and crus of penis/clitoris

Question 18

Action of Ischiocavernosus

Answer 18

compresses the corpus cavernosum

Question 19

Origin of Levator Prostate

Answer 19

Posterior body of pubis

Question 20

Insertion of Levator Prostate

Answer 20

Fascia of the prostate

Question 21

Action of Levator Prostate

Answer 21

Elevates prostate

Question 22

Origin of Pubovaginalis

Answer 22

Posterior body of pubis

Question 23

Insertion of Pubovaginalis

Answer 23

Fascia of the vagina and perineal body

Question 24

Action of Pubovaginalis

Answer 24

Draws vagina forward and superiorly

Question 25

Origin of Sphincter Urethrae in females

Answer 25

Encicles the urethra

Question 26

Insertion of Sphincter Urethrae in females

Answer 26

Encicles urethra and vagina Extends superiorly along the urethra as fas as the inferior surface of bladder

Question 27

Action of of Sphincter Urethrae in females

Answer 27

Compresses urethra and vagina

Question 28

Origin of Sphincter Urethrae in males

Answer 28

Encircles Urethra

Question 29

Insertion of of Sphincter Urethrae in males

Answer 29

Encircles urethra, reaches lateral surface of prostate and inferior bladder.

Question 30

Action of Sphincter Urethrae in males

Answer 30

Compresses urethrsa