What is false concerning renal vasculature?
there are 4 surgical segments of the kidney, based on the segmental artery distribution
along the kidney convexity, there is an avascular plane
there are no collaterals between segmental arteries
in < 10%, the posterior branch is the first to branch off the renal artery
Correct Answer :
D. in < 10%, the posterior branch is the first to branch off the renal artery
in over 50% of kidneys, the posterior branch of the main renal artery is the first to branch off.
Related Questions
Where is the centre of reflex erection located at?
the brain cortex
the sacral cord
the lumbar cord
the hypothalamus
What is the earliest clinical sign of puberty in boys?
hoarseness of voice
enlargement of testes
appearance of axillary hair
change in body odor
Where is Santorini plexus located?
at either side of the prostate
in the pubo-prostatic space
anterior to the seminal vesicles
posterior to the vaso-epididymal junction
Which action of thigh muscles could be impaired if the obturator nerve was injured during endoscopic resection of bladder tumors?
adduction
abduction
flexion
extension
Which medicine(s) might enhance hypoprothrombinemic effect on oral anticoagulants?
allopurinol
aminoglycosides
cimetidine
all of the above
In which organelle in Leydig cell does testosterone synthesis take place?
ribosome
mitochondria
Golgi apparatus
endoplasmic reticulum
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
How many renal papillae are there in a typical kidney?
4 to 6
7 to 9
10 to 12
13 to 14
What helps in treating Candida albicans cystitis is:
sodium bicarbonate
phyto soya
ascorbic acid
sol palmetto
Which period of intrauterine life does the process of organ formation (organogenesis) take place?
9 12 weeks
12 15 weeks
15 18 weeks
18 21 weeks
Which microbe causes red diaper syndrome?
Serratia marcescens
Streptococcus pyogenes
Clostridium difficile
Staphylococcus saprophyticus
What is true regarding hematospermia?
should be investigated thoroughly like hematuria
is rarely associated with significant urologic pathology
carries a risk of infertility
mandates testicular biopsy
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 of the following does NOT affect serum creatinine?
gender
age
obstructing stone at left lower ureter
rhabdomyolysis
Which agent is most likely to cause hemorrhagic cystitis?
cisplatin
ifosfamide
phosphomycin
amphotericin B
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 antibiotic could result in red man syndrome?
vancomycin
clindamycin
streptomycin
tobramycin
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
The commonest neoplasms that metastasize to kidneys come from:
breasts
thyroids
lungs
liver
What is the nature of the prostate-specific antigen?
protease
lyase
carboxylase
hydrolase
Which antibiotic is the best to treat soft tissue infection with methicillin-resistant Staphylococcus aureus (MRSA) in hospitalized patients?
vancomycin
cefotaxime
penicillin G
tobramycin
Which area in the nervous system is tested by bulbocavernosus reflex?
brain stem
C2 C4
S2 - S4
L2 - L4
What is false concerning fosfomycin antibiotic?
has a limited cross-resistance with most common antibacterial agents
causes injection site reactions
is active against most uropathogens
is effective as a single-dose agent
What is the most significant complication of cyclosporine?
hepatic toxicity
renal toxicity
neural toxicity
cardiac toxicity
The epithelial component of the prostate consists of all of the following, EXCEPT:
basal cells
intermediate cells
tubulo-columnar cells
neuroendocrine cells
Which of the following is NOT a cause of hypocitraturia?
high protein diet
hypokalaemia
proximal renal tubular acidosis
idiopathic
Which of the following does NOT increase PSA value?
trauma to the prostate
digital rectal examination
urinary retention
prostatitis
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
Hematuria of glomerular origin is associated with:
significant proteinuria, dysmorphic RBCs, RBC casts
glycosuria, eumorphic RBCs, WBC casts
hypercalciuria, eumorphic RBCs, granular casts
proteinuria, dysmorphic RBCs, hyaline casts