Male Genital System Flashcards by Jacqueline Sangalang

Penis is the common outlet for______.

urine and semen

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Enumerate the ligamentous support of the penis

Fundiform Ligament and Suspensory Ligament

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This ligamentous support of the penis is from the membranous layer of subcutaneous tissue of the lower abdomen

Fundiform ligament

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This ligamentous support of the penis is from the SCARPA’S FASCIA

Fundiform ligament

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This is a thick TRIANGULAR FIBROELASTIC BAND that keeps the penis pointed up during erection

SUSPENSORY LIGAMENT

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This ligamentous support of the penis is attached to the DEEP FASCIA and ANTERIOR SYMPHYSIS PUBIS

SUSPENSORY LIGAMENT

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Free fold of skin covering the PENILE SHAFT from the base (radix) to the glans of penis

PREPUCE / FORESKIN

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removal of foreskin that covers the gland penis

circumcision

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Circumcision is performed as a therapeautic medical procedure for:

pathologic phimosis, chronic inflammation of the penis, and penile cancer

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Enumerate the layers of the penis

Skin
superficial/dartos fascia
deep/buck’s fascia
Tunica Albugenia

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This layer of the penis contains the dorsal veins

a) skin
b) buck’s fascia
c) tunica albugenia
d) dartos fascia

d) dartos fascia

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This layer of the penis contains the dorsal arteries and nerves

a) Tunica albuginea
b) buck’s fascia
c) superficial fascia
d) skin

b) buck’s fascia

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This layer of penis encloses the 2 corpus cavernosa

a) buck’s fascia
b) dartos fascia
c) skin
d) tunica albugenia

d) tunica albugenia

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This layer of penis contains the corpus spongiosum

a) skin
b) dartos fascia
c) buck’s fascia
d) tunica albugenia

c) buck’s fascia

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the penis is composed of three cylindrical bodies of erectile tissue called ________.

a) corpora
b) buck’s fascia
c) dartos

a) corpora

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The following are true about corpora cavernosa except:

a) paired
b) it lie side-by-side
c) fused medially
d) it separate anteriorly

d) it separate anteriorly

Correct answer: it separate posteriorly forming the two crura

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The crura formed by the paired corpora cavernosa are attached on each side to the ______

a) corpus spongiosum
b) bulb of the penis
c) rami of the pubis and ischium
d) ischium

c) rami of pubis and ischium

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Ventral to the corpora cavernosa is the ______:

a) corpus spongiosum
b) tunica albugenia
c) bulb of penis
c) radix of penis

a) corpus spongiosum

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The posterior portion of the corpus spongiosum is _______

a) radix of the penis
b) bulb of the penis
c) penile shaft
d) glans of penis

b) bulb of the penis

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Most distal portion of the corpus spongiosum

a) bulb of penis
b) radix of penis
c) glans of penis
d) corona of penis

c) glans of penis

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spongy urethra is within _____

a) corpora cavernosa
b) corpus spongiosum
c) buck’s fascia
d) dartos fascia

b) corpus spongiosum

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Margin of the glans is called _____

a) radix
b) antrum
c) corona
d) penile shaft

c) corona

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This part of the penis has the greatest concentration of sensory nerve endings

a) penile shaft
b) glans of penis
c) corona of penis
d) bulb of penis

b) glans of penis

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distal portion of the glans of penis is called _____

a) radix of the penis
b) frenelum
c) prepuce
d) external urethral orifice

d) external urethral orifice

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The skin and fascia of the penis are prolonged as free fold just underneath the neck of the penis is called ______ a) frenulum b) corpora bodies c) prepuce d) bulb of the penis

c) prepuce

This is the medial fold of the penis passing from the prepuce up to the extrenal irethral orifice of meatus a) frenulum b) prenlum c) corona d) penile shaft

a) frenulum

Erection is made possible due to the ______ a) penile shaft b) elastic fibers c) spongy tissues of the corpora bodies d) bulb of penis

c) spongy tissues of the corpora bodies

ALL of the following is true about spongy tissue of the corpora bodies EXCEPT: a) erection b) interlacing and intercommunicationg spaces c) filled with arterial blood d) spongy urethra

d) spongy urethra - this is found at the corpus spongiosum

Size of the male urethra

15-20cm

It is a long muscular tube

Male Urethra

It conveys urine from the urinary bladder to the exterior through the external urethral orifice located at the tip of the glans penis

Male Urethra

Prostatic urethra is the part engulfed by

Prostate

In normal male, this id the widest part or the most dilatable part of the urethra a) prostatic urethra b) membranous urethra c) spongy urethra

a) prostatic urethra

This is found after the prostatic urethra

membranous urethra

Longest part of the urethra

spongy urethra

The posterior wall of the prostatic urethra has a median longitudinal ridge called

urethral crest

This is the shortest portion of the urethra

Membranous urethra

This is the the thinnest portion of th urethra and the most prone to damage

membranous urethra

The prostatic urethra starts at _______ and ends at the ________ a) bulb of the penis; meatus b) meatus; bulb of the penis c) bladder neck; urogenital diaphragm d) urogenital diaphragm; bladder neck

c) bladder neck; urogenital diaphragm

The spongy urethra starts at the _____ and ends at the ________ a) bulb of the penis; meatus b) meatus; bulb of the penis c) bladder neck; urogenital diaphragm d) urogenital diaphragm; bladder neck

a) bulb of the penis; meatus

At the proximal end of the spongy urethra, there are _________ a) large bulbourethral glands b) small bulbourethral glands c) veromontarum d) prostatic sinuses

b) small bulbourethral glands

The groove in each side of the urethral crest: a) prostatic sinuses b) veromontanum c) seminal colliculus

a) prostatic sinuses

On the middle of the urethral crest is the a) prostatic sinuses b) veromontanum c) frenulum

b) veromontanum or seminal colliculus

The membranous urethra is compressed by ________

urogenital diaphragm

This is responsible for the maintenance of the urinary continence

Urogenital diaphragm

Arterial supply of the spongy urethra

bulbar artery

Venous drainage of the spongy urethra

bulbar veins

The arterial suppley and venous drainage of the spongy urethra are both supplied/drained by the corresponding

internal pudendals

A condition wherein the urethral meatus opens on the ventral side of the penis proximal to the tip of the glans penis a) Hydrocoele b) Epispadias c) Hypospadias d) Varicocoele

C) Hypospadias

This is a component of Hypospadias where in there is a ventral bending and bowing of the penile shaft. a) stenotic urethral meatus b) abnormal hooded apperance of penis caused by the deficient ventral foreskin c) chordee

c) chordee

Enumerate the classifications of the Hypospadias

``` Glandular - proximal to the glans coronal - coronal sulcus Penile shaft Penoscrotal Perineal ```

This is a condition wherein the urethral meatus is displaced dorsally a) Hypospadias b) Epispadias c) Hydrocoele

b) Epispadias

This classification of epispadias occurs at the dorsum of glans

Glandular

This classification of epispadias has characteristics wherein the urethral meatus is broad, gaping and located between pubis and coronal sulcus

Penile

This classification of epispadias is located at the peno-pubic junction with distal dorsal groove extending up the glans of penis

Penopubic

The arterial supply of the penis comes from the _______

internal pudendal artery

The branch of the internal pundendal artery the runs superior to the corpora cavernosa: a) deep arteries b) dorsal arteries c) Helicine arteries d) circumflex arteries

b) dorsal arteries

The branch of the internal pudendal artery that opens in the c.cavernosa a) deep arteries b) helicine arteries c) bulbar artery d) dorsal arteries

b) helicine arteries

The branch of the internal pudendal artery that pierce through the crura and run within the corpora cavernosa a) deep arteries b) dorsal arteries c) helicine arteries d) cricumflex arteries

a) dorsal arteries

The blood from the cavernous spaces is drained to the a) prostatic venous plexus - venous plexi- deep dorsal vein b) venous plexi - prostatic plexus -deep dorsal vein c) deep dorsal vein - venous plexi- prostatic plexus d) venous plexi-deep dorsal vein - prostatic plexus

d) venous plexi-deep dorsal vein - prostatic plexus

Blood from the spongiosum drains into: a) bulbar veins then to external pudendal veins b) bulbourethral then to internal pudendal veins c) bulbourethral and bulbar veins to external pudendal veins d) bulbourethral and bulbar veins to internal pudendal veins

d) bulbourethral and bulbar veins to internal pudendal veins

Superficial dorsal veins drains into a) bulbourethral vein b) internal pudendal vein c) superficial internal pudendal vein d) superficial external pudendal vein

d) superficial external pudendal vein

Most of the penis drains into

superficial inguinal lymph nodes

vessels from the glans drains into the

deep inguinal lymph nodes

This innervation of the penis gives rise to dorsal and perineal nerves

pudendal nerve

This innervationof the penis supply both the skin and glans

Dorsal nerve of the penis

The cavernous nerves comes from

inferior hypogastric / pelvic plexus

The stimulation of this nerve induces erection

cavernous nerve

This sexual innnervation is caused by SYMPATHETIC stimulation

Ejaculation

This sexual innervation is caused by PARASYMPATHETIC stimulation

Erection

This is the clonic spasms of the bulbospongiosus muscle

Ejaculation

The bulbospongiosus muscle is innervates by a) dorsal nerve b) pudendal nerve c) perineal nerve d) cavernous nerve

c) perineal nerve

It causes relaxation of the cavernous smooth muscle which causes the blood to rush into the spaces

Erection

These muscles contracts to compress the venous plexi impending the return of the venous blood thus maintaining the erection

Bulbospongiosus and ischiocavernosus muscles

Comma shaped structure applied to the superior and posterolateral surafce of the testis a) vas deferens b) bulbospongiosus muscle c) epididymis d) spermatic cord

c) epididymis

Thick walled muscular tube a) vas deferens b) bulbospongiosus muscle c) epididymis d) spermatic cord

a) vas deferens

Suspends the testis in the scrotum a) vas deferens b) bulbospongiosus muscle c) epididymis d) spermatic cord

d) spermatic cord

A loose cutaneous fibromuscular sac located at the posteroinferior to the penis and inferior to the pubis symphysis a) vas deferens b) scrotum c) epididymis d) spermatic cord

b) scrotum

Arterial supply of the anterior aspect of the Scrotum: a) artery of vas b) testicular artery c) external pudendal artery d) internal pudendal artery

c) external pudendal artery

Arterial supply of the ductus deferens a) artery of vas b) cremastic artery c) external pudendal artery d) internal pudendal artery

a) artery of vas

The following are arterial supply of the spermatic cord except: a) artery of vas b) cremastic artery c) pudendal artery d) testicular artery

c) pudendal artery

The arterial supply of the posterior aspect of the scrotum comes from a) artery of vas b) cremastic artery c) external pudendal artery d) internal pudendal artery

d) internal pudendal artery

This is located at the bulb of the penis anterior to the anus

Bulbospongiosus muscle

This surround the crura in the radix of the penis

Ischiocavernous muscle

This is a sexual dysfunction that characterize as the inability to obtain or maintain penile erection (both) sufficient for satisfactory sexual performance a) premature/rapid ejaculation b) erectile dysfunction c) retarded ejaculation d) retrograde ejaculation

b) erectile dysfunction

Backflow of the semen in the bladder during ejaculation due to the incompetent bladder neck mechanism a) premature/rapid ejaculation b) erectile dysfunction c) retarded ejaculation d) retrograde ejaculation

d) retrograde ejaculation

Undue delay in reaching a climax during sexual activity a) premature/rapid ejaculation b) erectile dysfunction c) retarded ejaculation d) retrograde ejaculation

c) retarded ejaculation

Persistent or recurrent occurrence of ejaculation with minimalsexual stimulation before, on, shortly after penetration and before the person wishes it a) premature/rapid ejaculation b) erectile dysfunction c) retarded ejaculation d) retrograde ejaculation

a) premature/rapid ejaculation

Inability to achieve an orgasm during sexual activity, although nocturnal emission may occur

Anorgasmia

The anterior portion of the scrotum is innervated by a) inferior hypogastric b) ilioinguinal nerve c) autonomic sensory nerves d) genital branch of the genitofemoral nerve

b) ilioinguinal nerve

The ductus deferens is innervated by a) inferior hypogastric b) ilioinguinal nerve c) autonomic sensory nerves d) genital branch of the genitofemoral nerve

a) inferior hypogastric/pelvic plexus

The following are nerves that are spermatic cord contents EXCEPT a) inferior hypogastric b) all are spermatic cord contents c) autonomic sensory nerves d) genital branch of the genitofemoral nerve

a) inferior hypogastric - ductus deferens

The lymphatic drainage of the ductus deferens a) external iliac nodes b) superficial inguinal lymph nodes c) Lumbar lymph nodes d) preaortic lymph nodes

a) external iliac lymph nodes

The posterior portion of the scrotum is innervated by

medial and lateral scrotal branches of the perineal nerve and the perineal branch of the posterior femoral cutaneous nerve

This is a common condition involving the scrotum wherein there is a collection of fluid with tunica vaginalis and most commonly seen surrounding the testis

Hydrocoele

This is a common condition involving the scrotum wherein there is a dilatation of the pampiniform plexuses above the testis

Varicocoele

The testicular lymphatics of the scrotum drain into the

Paraaortic,paracaval, and pre-aortic lymph nodes

This part of the epididymis contains the duct of the epididymis a) head b) body c) tail

b) body

This part of the epididymis contains the efferent ductules of the testis which transmit the sperm a) head b) body c) tail

a) head

This part of the epididymis is continuous with ductus deferens a) head b) body c) tail

c) tail

Site of sperm maturation and temporary storage of sperm prior to ejaculation

Epididymis

The spermatic cord begins at _____ And ends at ____

deep inguinal ring; posterior border of the testis near the tail of the epididymis

male organ of copulation

penis

Thin-walled, pear-shaped structure

Seminal Vesicle

The seminal vesicle is about ____ long and actually a coiled tube which is _____ when stretched out. a) 3; 6-10cm b) 5; 5-10cm c) 4; 5-20cm d) 5; 5-15cm

d) 5; 5-15cm

Thin-walled pear-shaped structure a) bulbourethral gland b) seminal vesicle c) prostate gland d) corpora bodies

b)seminal vesicle

The ejaculatory duct is formed by the union of a) prostatic urethra and membranous urethra b) cavernous sinus and veromontanum c) ducts of the seminal vesicles and vas d) ampulla and ureter

c) ducts of the seminal vesicles and vas

The ejaculatory ducts exit into the a) membranous urethra b) spongy urethra c) penopubic d) prostatic urethra

d) prostatic urethra

Slender tubes that passes through the substance of the prostate a) seminal vesicle b) prostatic urethra c) prostate gland d) ejaculatory ducts

d) ejaculatory ducts

This content of the seminal vesicles that provides forensic determination for the occurrence of rape a) choline crystals b) vitamin C c) Fructose d) semen

c) Fructose

Thin-walled pear-shaped structure a) bulbourethral gland b) seminal vesicle c) prostate gland d) corpora bodies

b)seminal vesicle

The ejaculatory duct is formed by the union of a) prostatic urethra and membranous urethra b) cavernous sinus and veromontanum c) ducts of the seminal vesicles and vas d) ampulla and ureter

c) ducts of the seminal vesicles and vas

The ejaculatory ducts exit into the a) membranous urethra b) spongy urethra c) penopubic d) prostatic urethra

d) prostatic urethra

Slender tubes that passes through the substance of the prostate a) seminal vesicle b) prostatic urethra c) prostate gland d) ejaculatory ducts

d) ejaculatory ducts

This content of the seminal vesicles that provides forensic determination for the occurrence of rape a) choline crystals b) vitamin C c) Fructose d) semen

c) Fructose

The content of the seminal vesicle that provide the basis for the determination of the presence of semen a) Vitamin C b) sugar c) prostaglandins d) choline crystals

d) choline crystals

The largest accessory gland of the male reproductive system

Prostate

True/False The prostate is partly glandular and partly muscular

False - partly glandular and partly FIBROMUSCULAR

This separates the bladder, seminal vesicles and prostate from the rectum

Rectovesical septum or Denonvillier's

The prostate is covered by a true capsule which is a a) dense muscular capsule b) fibromuscular capsule c) loose sheath d) dense fibrous capsule

d) dense fibrous capsule

This lobe of the prostate lies in front of the URETHRA. a) anterior lobe/ isthmus b) middle lobe c) posterior lobe d) lateral lobes

a) anterior lobe/ isthmus

This lobe of the prostate lies behind the URETHRA and below the EJACULATORY DUCT a) anterior lobe/ isthmus b) middle lobe c) posterior lobe d) lateral lobes

c) posterior lobe

This lobe of the prostate situated on either side of the URETHRA a) anterior lobe/ isthmus b) middle lobe c) posterior lobe d) lateral lobes

d) lateral lobes

This lobe of the prostate lies between the urethra and ejaculatory duct a) anterior lobe/ isthmus b) middle lobe c) posterior lobe d) lateral lobes

b) middle lobe

This lobe of the prostate do not have glands a) anterior lobe/ isthmus b) middle lobe c) posterior lobe d) lateral lobes

a) anterior lobe/ isthmus

This lobe of the prostate form the main mass of the gland a) anterior lobe/ isthmus b) middle lobe c) posterior lobe d) lateral lobes

d) lateral lobes

This lobe of the prostate is prone to Benign Prostatic Hyperplasia (BPH), obstructing the orifice. a) anterior lobe/ isthmus b) middle lobe c) posterior lobe d) lateral lobes

b) middle lobe

This lobe of the prostate contains glandular tissues and is prone to cancer transformation a) anterior lobe/ isthmus b) middle lobe c) posterior lobe d) lateral lobes

c) posterior lobe

The arterial supply of the prostate is mainly from: a) Internal pudendal and external pudendal arteries b) Artery of vas and testicular arteries c) inferior vesical and middle rectal arteries d) dorsal and deep arteries

c) inferior vesical and middle rectal arteries

The main arterial supply of the prostate comes from: a) internal pudendal artery b) external pudendal artery c) internal iliac artery d) external iliac artey

c) internal iliac artery

It is form from the prostate veins around the side.

prostatic venous plexus

The prostatic venous plexus of the prostate drains into the _______ and communicates with the ______ a) internal iliac veins; vesical plexus and vertebral venous plexus b) external iliac veins; middle rectal plexus and inferior hypogastric plexus c) internal pudendal veins; rectal plexus and pelvic plexus

a) internal iliac veins; vesical plexus and vertebral venous plexus

Some from the posterior surface of the prostate drains into

external iliac nodes

athe lymph vessels of the prostate terminate chiefly in the _______

internal iliac and sacral lymph nodes

The parasympathetic nerve supply of the prostate is

splanchic nerve (S2, s3, s4)

The sympathetic innervation the prostate gland is

pelvic plexus

Pea-sized gland posterior to the prostate

Bulbourethral gland

This gland produces thick and clear mucus

Bulbourethral gland

The mucus produced by the bulbourethral gland is secreted into the

penile urethra

It is s mixture of sperm and accessory gland secretions

Semen

Main reproductive organs, ovoid in shape and suspended in the scrotum by the spermatic cord

Testes

The testis is contained within: a) tunica albugenia b) tunica vaginalis c) peritoneum d) scrotum

b) tunica vaginalis

The testis is covered by: a) tunica vaginalis b) scrotum c) epididymis d) tunica albugenia

d) tunica albuginea

The testis consists of small ducts called ____________

seminiferous tubules

The small ducts within the testis join and form __________ a) seminiferous tubules b) ejaculatory duct c) rete testis

c) rete testis

Production of sperm cells

spermatogenesis

the spermatogenesis occurs in _________ a) testis b) scrotum c) seminiferous tubules d) rete testis

c) seminiferous tubules

only human flagellated cell

mature sperm cell

The most important hormone of the testes

progesterone

progesteron production occurs in : a) interstitial cells b) testis c) seminiferous tubules d) epididymis

a) interstitial cells

The true capsule of the prostate is enclosed by a loose sheath derived from the pelvic fascia which is called a) membranous sheath b) prostatic sheath c) secondary capsule d) pelvic capsule

b) prostatic sheath

It encircles the upper part of the urethra

prostate