The commonest neoplasms that metastasize to kidneys come from:
breasts
thyroids
lungs
liver
Correct Answer :
C. lungs
lung neoplasms are the commonest solid tumors associated with kidney metastases.
Related Questions
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 does NOT increase in prostate cancer?
human kallikrein 2
pro-PSA
free PSA
complexed PSA
Which statement is false concerning microhematuria?
malignancy is identified in patients presenting with microhematuria more than in patients presenting with gross hematuria
microscopic hematuria is defined as > 3 red blood cells per high powered field (RBC/hpf) on a single specimen
warrants full hematuria workup
history of cigarette smoking is of significance
Which of the following is NOT a cause of hypocitraturia?
high protein diet
hypokalaemia
proximal renal tubular acidosis
idiopathic
Which layer lies between the superficial and deep inguinal lymph nodes?
Scarpa`s fascia
fascia lata
Dartos fascia
Camper`s fascia
Which of the following might cause sterile pyuria?
renal tuberculosis
urinary tract stones
interstitial cystitis
all of the above
In which organelle in Leydig cell does testosterone synthesis take place?
ribosome
mitochondria
Golgi apparatus
endoplasmic reticulum
The mature genitourinary system develops from all of the following embryonic sources, EXCEPT:
intermediate mesoderm
mesothelium of celomic cavity
endoderm of the urogenital sinus
somatic ectoderm
Which type of renal tubular acidosis (RTA) is more likely to form renal stones?
type 1
type 2
type 3
type 4
In utero, which hormone stimulates the development of the prostate gland?
estradiol
DHT
FSH
testosterone
Which α- adrenergic receptor subtype mediates smooth muscle contraction of the prostate?
α1-A
α2-A
α1-B
α2-B
At which week of gestation do the primordial germ cells migrate to form the genital ridges?
third
fourth
fifth
seventh
Which type of urinary casts are solidified TammHorsfall mucoproteins secreted from the tubular epithelial cells of individual nephrons?
granular
hyaline
waxy
pigment
Which of the prostate medications could result in retrograde ejaculation?
tamsulosin
doxazosin
dutasteride
alfuzosin
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
Regarding renal ectopia, usually, the adrenals:
are cross ectopic
are at their normal position
travel with the kidneys
undergo ischemic atrophy
What is the best initial therapy for hyponatremic dehydration?
administration of hypertonic saline
administration of crystalloid
administration of normal saline
administration of ringer lactate
Which of the following contributes second to the seminal fluid by volume?
seminal vesicles
the prostate
testes
bulbourethral glands
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
What could render red urine workup, false positive for hematuria?
dehydration
myoglobinuria
high doses of vitamin C
all of the above
What antibiotic could result in red man syndrome?
vancomycin
clindamycin
streptomycin
tobramycin
At what month of intra-uterine life do testes descend into the scrotum with the aid of the intra-abdominal pressure and the gubernacula?
sixth
seventh
eighth
ninth
Regarding multicystic kidneys, at what age does the compensatory renal growth end?
at birth
2 years
at puberty
none of the above
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
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
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 type of renal tubular acidosis (RTA) does demonstrate aldosterone resistance?
type 1
type 2
type 3
type 4
What nerve provides the major neural supply to the striated urinary sphincter and levator ani muscle?
somatic innervations
sympathetic fibers from T11 - L2
the pudendal nerve
the obturator nerve
Where is the centre of reflex erection located at?
the brain cortex
the sacral cord
the lumbar cord
the hypothalamus