Male Genital System Flashcards
Penis is the common outlet for______.
urine and semen
Enumerate the ligamentous support of the penis
Fundiform Ligament and Suspensory Ligament
This ligamentous support of the penis is from the membranous layer of subcutaneous tissue of the lower abdomen
Fundiform ligament
This ligamentous support of the penis is from the SCARPA’S FASCIA
Fundiform ligament
This is a thick TRIANGULAR FIBROELASTIC BAND that keeps the penis pointed up during erection
SUSPENSORY LIGAMENT
This ligamentous support of the penis is attached to the DEEP FASCIA and ANTERIOR SYMPHYSIS PUBIS
SUSPENSORY LIGAMENT
Free fold of skin covering the PENILE SHAFT from the base (radix) to the glans of penis
PREPUCE / FORESKIN
removal of foreskin that covers the gland penis
circumcision
Circumcision is performed as a therapeautic medical procedure for:
pathologic phimosis, chronic inflammation of the penis, and penile cancer
Enumerate the layers of the penis
Skin
superficial/dartos fascia
deep/buck’s fascia
Tunica Albugenia
This layer of the penis contains the dorsal veins
a) skin
b) buck’s fascia
c) tunica albugenia
d) dartos fascia
d) dartos fascia
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
This layer of penis encloses the 2 corpus cavernosa
a) buck’s fascia
b) dartos fascia
c) skin
d) tunica albugenia
d) tunica albugenia
This layer of penis contains the corpus spongiosum
a) skin
b) dartos fascia
c) buck’s fascia
d) tunica albugenia
c) buck’s fascia
the penis is composed of three cylindrical bodies of erectile tissue called ________.
a) corpora
b) buck’s fascia
c) dartos
a) corpora
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
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
Ventral to the corpora cavernosa is the ______:
a) corpus spongiosum
b) tunica albugenia
c) bulb of penis
c) radix of penis
a) corpus spongiosum
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
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
spongy urethra is within _____
a) corpora cavernosa
b) corpus spongiosum
c) buck’s fascia
d) dartos fascia
b) corpus spongiosum
Margin of the glans is called _____
a) radix
b) antrum
c) corona
d) penile shaft
c) corona
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
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
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
