Anatomy Lecture 30_The Pelvis & Pelvic Organs Part 2

Question 1

What 4 muscles form the pelvic diagphram?

Answer 1

Coccygeus (connects to the ischial spine and sacrum, Puborectalis, Pubococcygeus, Iliococcygeus

Question 2

Where does the Piriformis attach?

Answer 2

It attaches to the sacrum, passes through the greater siatic notch and then attaches to the greater trochanter

Question 3

Where does the Obturator internus attach?

Answer 3

It attaches to the fossa of the ilium, passes through the lesser iliac notch, and then attaches to the greater trochanter

Question 4

where are the Supravesical & paravesical fossa

Answer 4

The supravesical fossa is located just on the superior surface of the bladder. The paravesicle fossa are located adjacent to the blader on both sides

Question 5

Where is the Vesico-uterine pouch

Answer 5

It is located between the inferior surface of the uterus and the superior surface of the blader.

Question 6

Where is the Recto-uterine pouch (of Douglas)

Answer 6

It is located between the posterior surface of the uterus and the anterior surface of the rectum

Question 7

In men, the Rectovesical pouch is analogus to which structure in women?

Answer 7

Recto-uterine pouch

Question 8

What does the Puboprostatic/ pubovescial ligs do

Answer 8

They attach the blader to the pubic symphisis in men and women respectivly

Question 9

What is a Prolapse?

Answer 9

It is a weakening of the muscles, ligaments, and fascia of the pelvic floor that results in protutions of structures into the vaginal canal. This can include the following: • Cystocele- herniation of urinary bladder • Urethrocele- herniation of uterus • Rectocele- herniation of rectum

Question 10

What are the 6 parts of the internal male genitalia?

Answer 10

• Testes • Epididymis • Ductus deferens • Prostate • Seminal glands • Bulbo-urethral glands

Question 11

What are the 3 parts of the external male genitalia?

Answer 11

• Penis • Urethra • Scrotum

Question 12

What forms the ejaculatory duct?

Answer 12

It is formed by the union of the ductus deferens and the seminal gland

Question 13

What can an enlarged prostate cause?

Answer 13

Nocturia, dysuria, incontinence, Bladder infections & Prostatitis

Question 14

What are the three parts of the broad ligament? What do they suspend?

Answer 14

• Mesovarium (ovaries) • Mesometrium (uterus) • Mesosalpix (uterine tubes)

Question 15

Which two female ligaments are remnants of the gubernaculum

Answer 15

Ligament of the ovary & the Round ligament of the uterus

Question 16

What are the 4 parts of the Uterine Tubes

Answer 16

• Uterine part • Isthmus • Ampulla • Infundibulum

Question 17

What innervates the inferior 25% of the vagina?

Answer 17

It is somatically innervated by the perineanl nerve (a branch of the pudendal nerve)

Question 18

What are the three branches of the posterior division of the internal iliac artery?

Answer 18

Iliolumbar a. Superior gluteal a. Lateral sacral a.

Question 19

What are the six branches of the anterior division of the internal iliac artery?

Answer 19

Inferior gluteal a. Obturator a. Inferior vesical a. Middle rectal a. Internal pudendal a. Umbilical a.

Question 20

What are the three branches of the internal pudendal artery?

Answer 20

• Inferior retal a. • Posterior scrotal br. • Dorsal penile a.

Question 21

Describe the autonomic innervation of the kidney

Answer 21

Question 22

Describe the autonomic innervation of the adrenal gland (suprarenal)

Answer 22

Question 23

Describe the autonomic innervation of the inferior urinary organs

Answer 23

Question 24

Describe the autonomic innervation of the reproductive organs

Answer 24