What are the first and second most common zones from where prostate cancers arise?
central then transitional
peripheral then transitional
peripheral then central
transitional then central
Correct Answer :
B. peripheral then transitional
the commonest zone is the peripheral followed by the transitional.
Related Questions
What is the prime effect of antidiuretic hormone on kidneys?
increase collecting duct permeability
increase medullary blood flow
decrease cortical blood flow
decrease potassium secretion
How many renal papillae are there in a typical kidney?
4 to 6
7 to 9
10 to 12
13 to 14
What is the most common cause of hematuria in men over 60 yrs.?
kidney stones
glomerulonephritis
BPH
bladder cancer
Which type of renal tubular acidosis (RTA) is more likely to form renal stones?
type 1
type 2
type 3
type 4
Which statement is false concerning the dipstick method for detecting hematuria?
depends on the ability of hemoglobin to oxidize a chromogen indicator
negative results need to be confirmed by microscopic examination
has a sensitivity of 95% and a specificity of 75%
the presence of many epithelial cells suggests skin or vaginal contamination
What is the function of PSA in semen?
increases semen volume
has antimicrobial activity
liquefies the seminal coagulum
decreases semen pH
Which of the following does NOT increase PSA value?
trauma to the prostate
digital rectal examination
urinary retention
prostatitis
Regarding renal ectopia, usually, the adrenals:
are cross ectopic
are at their normal position
travel with the kidneys
undergo ischemic atrophy
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
Between which 2 fascial planes does the prostatic neurovascular bundle travel?
prostatic fascia and levator fascia
prostate capsule and prostatic fascia
Denonvilliers fascia and prostate capsule
Denonvilliers fascia and endopelvic fascia
Which statement is true about the female urethra?
harder to catheterize when compared to the male urethra
4 inch long
opens into the vestibule below the clitoris
gets wider at the post-menopausal age
Which statement is false concerning the gubernaculua?
degenerate after birth
called the caudal genital ligaments
help guide the testes down through the inguinal canals
represent undifferentiated mesenchyme
Which agent is most likely to cause hemorrhagic cystitis?
cisplatin
ifosfamide
phosphomycin
amphotericin B
Which of the following process(es) is (are) reversible?
5α-reductase enzyme reduces testosterone to DHT
aromatase enzyme reduces testosterone to estrogen
PSA molecule binds to α1-antichymotrypsin and α2-macroglobulin
none of the above
Which artery(ies) supply(ies) the prostate?
middle rectal
inferior vesical
a & b
none of the above
What is the most significant innervation of the vas deferens?
sympathetic nervous system
parasympathetic nervous system
somatic nervous system
none of the above
Which organism is capable of proliferation in the urine and causing urethritis?
Ureaplasma urealyticum
Chlamydia trachomatis
E. coli
Neisseria gonorrhea
On tracing the IVU dye down, in a dilated ureter, the dilation stops at a level then continues as a normal calibre ureter. What could the pathology be?
lower ureteral stricture
ureteral valve
modified Lich-Gregoire ureteral reimplantation
residual dilation of hydroureter
Which group(s) of lymph nodes drain(s) the glans penis?
internal and external iliac
superficial inguinal
deep inguinal
superficial and deep inguinal
Where do Cowper`s gland ducts drain into?
ejaculatory ducts
prostatic urethra
membranous urethra
bulbous urethra
What could render red urine workup, false positive for hematuria?
dehydration
myoglobinuria
high doses of vitamin C
all of the above
What fascial layer(s) cover(s) the prostate?
Denonvilliers fascia
prostatic fascia
levator fascia
all of the above
What causes ureteral dilation during pregnancy is:
mechanical compression by the gravid uterus
physiological increase urine flow during pregnancy
elevated levels of progesterone
reflex inhibition of ureteral contractions
Which of the following is NOT a component of the normal semen?
zinc
fructose
prostate-specific antigen
alkaline phosphatase
In which condition can NOT creatinine level be 1200 mg/dL?
an aspirate of pelvic urinoma
in untreated end-stage renal failure disease
a sample from a wound drain after pyeloplasty
a sample from suprapubic catheter
What degrades semenogelin and determines the consistency of the seminal coagulum is:
spermine
acid phosphatase
PSA
semenoglobulin
What is the number of bacteria per high-power field microscopy that matches colony counts of 100,000/mL?
100
50
10
5
How long post bilateral orchiectomy, will patients be functionally castrated?
immediately
after 2 hrs.
after 12 hrs.
after 24 hrs.
Which agent is safe to kidneys?
amoxicillin
gentamycin
diclofenac
herb extract
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