anatomy of the male reproductive system

Question 1

Zonal anatomy of the prostate

Answer 1

Peripheral zone
transition zone
ventral zone
anterior fibromuscular stroma

Question 2

the prostate is composed of _______ and ________

Answer 2

70% glandular tissue

30% fibromuscular stroma

Question 3

stroma contribute more to the symptoms of

Answer 3

Benign Prostatic Hyperplasia (BPH)

Question 4

prostate is surrounded by a capsule that is made up of

Answer 4

collagen and smooth muscle

Question 5

Constitutes the bulk of the apical, posterior, and lateral aspects of the prostate

Answer 5

Peripheral Zone

Question 6

Largest zone

Answer 6

Peripheral Zone

Question 7

the peripheral zone is most commonly affected by

Answer 7

chronic prostatitis

Question 8

Surrounds the urethra proximal to the ejaculatory ducts

Answer 8

Transition Zone

Question 9

Smallest of the zones

Answer 9

Transition Zone

Question 10

Benign Prostatic Hyperplasia (BPH) most commonly occurs in this zone

Answer 10

Transition Zone

Question 11

Surrounds the ejaculatory ducts and projects under the bladder base in a shape of a cone

Answer 11

Central Zone

Question 12

why is it that the glands of the central zone are thought to be of Wolffian Duct origin

Answer 12

because they differ immunohistochemically and structurally from the other prostate glands

Question 13

arterial supply of the prostate

Answer 13

inferior vesical artery

Question 14

inferior vesical artery branches into

Answer 14

capsular and urethral

Question 15

the urethral arteries supplies the

Answer 15

urethra, periurethral glands, and the transition zone of the prostate

Question 16

capsular arteries supply the

Answer 16

anterior prostatic capsule

Question 17

capsular branches enter the prostate in a 90 degree angle and provide arterial supply to the

Answer 17

glandular tissues

Question 18

venous drainage of the prosate converges along with that of the bladder is the

Answer 18

perivesical plexus

Question 19

the venous drainage of the bladder and the prostate drains into the

Answer 19

deep dorsal vein of the penis

Question 20

the periprostatic plexus drais to the

Answer 20

Vesical plexus and eventually, the Inferior Iliac Vein

Question 21

Periprostatic plexus anastomoses witht the

Answer 21

deep dorsal vein of the penis and the internal iliac (also known as hypogastric) veins

Question 22

primary sites of lymphatic drainage from the prostate

Answer 22

Obturator and Internal Iliac nodes

Question 23

_____ provide sympathetic and parasympathetic innervation to the prostate

Answer 23

Cavernous Nerves

Question 24

Cavernous nerves is from the

Answer 24

pelvic plexus

Question 25

Anterior and anterolateral surface of the prostate blends with

Answer 25

endopelvic fascia

Question 26

the neurovascular bundle are nerve bundles that course along the _____ and _____ to the ________

Answer 26

prostate laterally and anteriorly to the cavernosal nerves

Question 27

Lateral outpouching of the vas deferens

Answer 27

seminal vesicles

Question 28

separates the posterior surface of SV from rectum.

Answer 28

Denonvillier’s fascia

Question 29

the seminal vesicles secrete

Answer 29

thick alkaline fluid with fructose and a coagulating agent that mixes with the sperms

Question 30

Arises from the tail of the epididymis

Answer 30

vas deferens

Question 31

Joins the duct of the seminal vescicle to form the

Answer 31

ejaculatory duct

Question 32

Crosses the ureter in the region of the

Answer 32

ischial spine

Question 33

the dilated part of the VD is called the _____, and what is its function

Answer 33

ampulla, stores sperm

Question 34

blood supply of VD

Answer 34

vesiculodeferential artery

Question 35

venous drainage of scrotal VD

Answer 35

deferential vein which drains into the pampiniform plexus

Question 36

venous drainage of pelvic VD

Answer 36

pelvic venous plexus

Question 37

lymphatic drainage of VD

Answer 37

external and internal iliac nodes

Question 38

innervation of VD

Answer 38

pelvic plexus

Question 39

________ provides major excitatory efferents to the VD

Answer 39

hypogastric nerves

Question 40

Layers of the scrotum

Answer 40

``` skin superficial fascia external spermatic fascia cremasteric fascia internal spermatic fascia tunica vaginalis ```

Question 41

the external spermatic fascia is derived from

Answer 41

external oblique

Question 42

_________ is derived from internal oblique

Answer 42

cremasteric fascia