The epithelial component of the prostate consists of all of the following, EXCEPT:
basal cells
intermediate cells
tubulo-columnar cells
neuroendocrine cells
Correct Answer :
C. tubulo-columnar cells
the epithelial component of the prostate consists of basal cells, intermediate cells, and neuroendocrine cells.
Related Questions
By which of the following structures, do the fused lower poles of hoarseshoe kidneys get trapped during embryologic ascent?
inferior mesenteric artery
superior mesenteric artery
celiac artery
common iliac artery
Which of the following is NOT a component of the normal semen?
zinc
fructose
prostate-specific antigen
alkaline phosphatase
What is the most common cause of hematuria in men over 60 yrs.?
kidney stones
glomerulonephritis
BPH
bladder cancer
What increases blood volume and pressure in corpora cavernosa during erection is:
increase in sympathetic discharge
contraction of ischiocavernosa and bulbocavernosa muscles
increase arterial flow and closure of emissary veins
shunting of blood from the dorsal to the central cavernosal artery
What is the most frequent anomaly associated with multicystic renal dysplasia?
ureteral atresia
vesicoureteral reflux
ureteropelvic junction obstruction
ureteral duplication
Which statement explains the first event in the micturition reflex?
opening of internal bladder sphincter
fall in urethral pressure
rise in intravesical pressure
cessation of sphincter EMG activity
What is the narrowest part of the ureter?
uretero-pelvic junction
uretero-vesical junction
where ureters cross the pelvic brim
where ureters cross the common iliac bifurcation
Which agent should be avoided during living-related donor nephrectomy?
ice slush
heparin
norepinephrine
methylene blue
What helps in treating Candida albicans cystitis is:
sodium bicarbonate
phyto soya
ascorbic acid
sol palmetto
Which nephron segment contains the most diluted urine in central diabetes insipidus patient?
proximal convoluted tubules
distal convoluted tubules
collecting duct
loop of Henle
Which action of thigh muscles could be impaired if the obturator nerve was injured during endoscopic resection of bladder tumors?
adduction
abduction
flexion
extension
What is the nature of the prostate-specific antigen?
protease
lyase
carboxylase
hydrolase
Which of the following lab results indicates prerenal failure?
serum BUN : creatinine > 20
urine [Na] < 30 mEq/L
Na excretion fraction < 1
all of the above
Which of the following explains infertility in liver cirrhosis male patients?
decrease plasma estradiol levels
increase plasma testosterone-estradiol-binding globulin levels
suppression of suprarenal androgens
exaggerated pituitary response to feedback hormones
Which structure is a part of the renal hilum?
renal pelvis
branches of the renal artery
tributaries of renal vein
all of the above
Where is the gene sex-determining region (SRY) located at?
long arm of X chromosome
long arm of Y chromosome
short arm of Y chromosome
short arm of X chromosome
Beside renal excretion of sodium, what does atrial natriuretic hormone cause?
constriction of renal afferent arterioles
renin inhibition
aldosterone stimulation
rise in systemic blood pressure
How many days does spermatogenesis take in the man?
16
32
64
90
Which of the following diabetes mellitus treatments causes erectile dysfunction?
long-acting insulin
metformin
sulfonylurea
none of the above
How many renal papillae are there in a typical kidney?
4 to 6
7 to 9
10 to 12
13 to 14
The manifestations of autonomic dysreflexia include:
hypotension and tachycardia
hypotension and bradycardia
hypertension and tachycardia
hypertension and bradycardia
What is the most significant innervation of the vas deferens?
sympathetic nervous system
parasympathetic nervous system
somatic nervous system
none of the above
Which of the following is false regarding Addison`s disease?
autoimmune disease in 70% of the cases
diagnosed by the rapid ACTH stimulation test
characterized by low serum sodium and high potassium
may coexist with hyperthyroidism and diabetes mellitus
Which part of the prostate is traversed by the ejaculatory duct:
central zone
peripheral zone
transitional zone
fibromuscular stroma
What is the most significant complication of cyclosporine?
hepatic toxicity
renal toxicity
neural toxicity
cardiac toxicity
All of the following conditions are related to obesity syndrome, EXCEPT:
super fertility
increase aromatization reaction
increase resistance to circulating insulin
sleep apnea
Which part of the male urethra is the narrowest?
the membranous
the bladder neck
the bulbous
the external urethral meatus
During fluoroscopy, what is the main source of radiation hazards that urologists could be exposed to?
scattered radiation from the unleaded wall
scattered radiation from the patient
scattered radiation from the floor and ceiling
radiation from the primary beam
How can hyperuricosuria cause calcium oxalate calculi?
by increasing oxalate absorption
by heterogeneous nucleation
by inducing hyperoxaluria
by reducing urate crystals saturation
Which statement is false concerning capacitation of spermatozoa?
occurs after acrosome reaction
entails removal of a glycoprotein layer
it is a biochemical event of sperm maturation
changes occur in the female genital tract