a- Lymphatics from the lower half of the canal are drained into the internal iliac nodes.

b- The internal anal sphincter is supplied by the inferior rectal nerve.

c- It is related on each side to an ischiorectal fossa.

d- The internal hemorrhoids are painful.

a- It is the narrowest part of male urethra.

b- Its anterior wall has the urethral crest.

c- Its anterior wall has the opening of prostatic utricle.

d- It receives the openings of the ejaculatory ducts.

a- Superior mesenteric.

b- Inferior mesenteric and internal iliac.

c- External iliac.

d- Superficial and deep inguinal lymph.

a- The upper part of the rectum is dilated and called ampulla of the rectum.

b- Middle 1/3 is covered on its front and sides by peritoneum.

c- The lower 1/3 of the anterior surface of the rectum is covered by peritoneum.

d- The rectum is about 12 cm long.

a- The puboprostatic ligaments are attached to the anterior surface of the neck of the bladder.

b- The trigone is endodermal in origin.

c- The median umbilical ligament is the obliterated umbilical artery.

d- Contraction of Detruser muscle is stimulated by somatic nerve.

a- Varicosities of tributaries of superior rectal veins covered with mucous membrane.

b- Varicosities of tributaries of inferior rectal veins covered with skin.

c- Tear in the anal valves down to the anus.

d- An abscess in sub mucosa of anal canal.

a- Insensitive to pain and touch.

b- Shows anal columns.

c- Supplied by the superior rectal artery.

d- Its lymphatic vessels drain into superficial inguinal lymph nodes.

a- It is pale in colour.

b- Its superior angles correspond to the urachus.

c- It is limited superiorly by the inter-ureteric ridge.

d- The uvula vesicae is produced by the lateral lobe of the prostate.

a- It has internal sphincter composed of striated muscle

b- Its upper part is developed from the hindgut

c- Its lower part is derived from the urogenital sinus.

d- Pecten is lined by simple columnar epithelium.

It is a single tubule 45 cm long

It is lined by pseudostratified columnar ciliated epithelium (motile cilia).

It is responsible for storage and maturation of spermatozoa

It secretes testicular fluid.

Rete testis.

Seminal vesicle.

Epididymis.

Vasa efferentitia.

-It is a single muscular tube 4-6 m long.

- Its ampulla is joined by duct of seminal vesicle to form ejaculatory duct.

- Lined by stratified columnar epithelium,

-Its musculosa is formed of two layers of smooth muscle fibers.

Flow of urine is not affected.

- Prostatic mucosal and submucosal acini are enlarged

- Affects mainly the main prostatic acini.

- More common in young age.

- Vas deferens.

. Dartos muscle.

Pampiniform plexus of veins.

Testicular artery.

Lined by stratified columnar epithelium.

Their secretion gives about 25% of the seminal fluid.

Their secretion is viscid & yellowish.

Their secretion is rich in fibrinolysin.

Compound tubular gland.

Compound tubuloalveolar gland.

Simple branched tubular gland.

Compound alveolar gland.

Surround prostatic urethra.

- Secrete clear serous fluid.

- Its secretion is rich in abundant sugars.

- Lined by pseudostratified columnar epithelium.

Prostatic urethra

Membranous urethra.

Penile urethra.

- Ejaculatory duct.

Collagen fibers and skeletal muscles.

Reticular and elastic fibers.

Collagen, reticular and elastic fibers.

Smooth muscles, collagen and elastic fibers.