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1000+ Urology Basic Science MCQ for IBPS RRB [Solved]

Thursday 9th of March 2023

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1. What is the most likely cause of large scrotal hematoma in neonates?
A. clotting factor VIII deficiency
B. clotting factor IX deficiency
C. breech delivery
D. scrotal cavernous haemangioma
Answer : C
2. What are the posterior relations of the kidneys?
A. quadratus lumborum and diaphragm
B. psoas and diaphragm
C. psoas and latissimus dorsi
D. transversus abdominus and paraspinous
Answer : A
3. Where is the centre of reflex erection located at?
A. the brain cortex
B. the sacral cord
C. the lumbar cord
D. the hypothalamus
Answer : B
4. Which antibiotic is the best to treat soft tissue infection with methicillin-resistant Staphylococcus aureus (MRSA) in hospitalized patients?
A. vancomycin
B. cefotaxime
C. penicillin G
D. tobramycin
Answer : A
5. Which of the following is (are) direct branch(es) of the abdominal aorta?
A. median sacral artery
B. inferior phrenic arteries
C. gonadal arteries
D. all of the above
Answer : D
6. What is false concerning the collecting system structures of a typical kidney?
A. the renal pelvis could be intra or extra renal
B. the renal pelvis divides into 2 or 3 major calyces
C. major calyces divide into 2 or 3 minor calyces
D. unlike lateral calyces, polar calyces are often paired
Answer : D
7. What is false concerning fosfomycin antibiotic?
A. has a limited cross-resistance with most common antibacterial agents
B. causes injection site reactions
C. is active against most uropathogens
D. is effective as a single-dose agent
Answer : B
8. Renal blood flow is autoregulated by:
A. sympathetic nervous system
B. parasympathetic nervous system
C. urinary output
D. afferent arteriolar resistance
Answer : D
9. Which statement is false concerning the epididymis?
A. each epididymis can be palpable at the postero-lateral surface of the testis
B. has 3 parts; head, body, and tail
C. new batches of sperms stay in the epididymis around 2 days for maturation
D. shares the same blood supply of the testis
Answer : C
10. What causes Cushing`s disease is:
A. bilateral adrenal hyperplasia
B. pituitary over secretion of ACTH
C. exogenous administration of glucocorticoids
D. immune-mediated disease
Answer : B
11. Where is Santorini plexus located?
A. at either side of the prostate
B. in the pubo-prostatic space
C. anterior to the seminal vesicles
D. posterior to the vaso-epididymal junction
Answer : B
12. Which nephron segment contains the most diluted urine in central diabetes insipidus patient?
A. proximal convoluted tubules
B. distal convoluted tubules
C. collecting duct
D. loop of Henle
Answer : C
13. What is the approximated bladder capacity of an 8 yrs. girl?
A. 150 ml
B. 200 ml
C. 250 ml
D. 300 ml
Answer : D
14. What nerve provides the major neural supply to the striated urinary sphincter and levator ani muscle?
A. somatic innervations
B. sympathetic fibers from T11 - L2
C. the pudendal nerve
D. the obturator nerve
Answer : C
15. What fascial layer(s) cover(s) the prostate?
A. Denonvilliers fascia
B. prostatic fascia
C. levator fascia
D. all of the above
Answer : D
16. What vessels are located in the prostate neurovascular bundle?
A. Watson plexus
B. capsular arteries and veins
C. inferior vesical and midrectal vessels
D. Santorini plexus
Answer : B
17. Which of the following does NOT affect serum creatinine?
A. gender
B. age
C. obstructing stone at left lower ureter
D. rhabdomyolysis
Answer : C
18. To which region does pain, from the left mid ureter, refer to?
A. the loin region
B. the inguinal region
C. the umbilical region
D. the penis or clitoris
Answer : B
19. 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?
A. lower ureteral stricture
B. ureteral valve
C. modified Lich-Gregoire ureteral reimplantation
D. residual dilation of hydroureter
Answer : B
20. Which class of the following diuretics could cause erectile dysfunction?
A. loop diuretics
B. thiazide diuretics
C. potassium sparing diuretics
D. osmotic diuretics
Answer : B
21. What is the earliest clinical sign of puberty in boys?
A. hoarseness of voice
B. enlargement of testes
C. appearance of axillary hair
D. change in body odor
Answer : B
22. What is false concerning the urinary bladder anatomy?
A. as it distends, it peels off the peritoneum from the abdominal wall
B. the interureteric ridge is located between the 2 ureteric orifices and the uvula vesicae
C. Waldeyer`s sheath covers only the distal ureter and forms the deep trigone
D. in adults, it is percussible over the abdomen when contains at least 150 ml
Answer : B
23. How does estrogen prevent lower UTI in postmenopausal women?
A. increasing vaginal secretions
B. decreasing vaginal pH
C. increasing normal vaginal flora
D. decreasing bacterial adherence
Answer : B
24. Which of the following is NOT related to von Hippel-Lindau disease?
A. retinal hemangioblastoma
B. ureteral atresia
C. pheochromocytomas
D. multiple cysts in the pancreas and kidneys
Answer : B
25. Which drug does NOT result in urinary retention?
A. terazosin, antihypertensive
B. benzodiazepines, psychotropic medicine
C. levodopa, anti-Parkinsonism medicine
D. brimonidine, glaucoma eye drops
Answer : A
26. Regarding renal ectopia, usually, the adrenals:
A. are cross ectopic
B. are at their normal position
C. travel with the kidneys
D. undergo ischemic atrophy
Answer : B
27. What causes pink diaper syndrome is (are):
A. Staphylococcus epidermidis in the urine
B. dried urate crystals on the diaper
C. Adenovirus 11 in the urine
D. Candidiasis in the urine
Answer : B
28. What is the half-life of ?-HCG?
A. 5 7 days
B. 24 36 hours
C. 2 3 days
D. 12 24 hours
Answer : B
29. Which part of the male urethra is the narrowest?
A. the membranous
B. the bladder neck
C. the bulbous
D. the external urethral meatus
Answer : D
30. Which of the following is NOT a sex accessory tissue?
A. the prostate gland
B. seminal vesicles
C. epididymi
D. bulbourethral glands
Answer : C
31. Which of the following does NOT increase in prostate cancer?
A. human kallikrein 2
B. pro-PSA
C. free PSA
D. complexed PSA
Answer : C
32. In males, which of the following structure(s) can NOT be palpated during digital rectal examination?
A. pelvic floor muscles
B. seminal vesicles
C. anterior surface of the sacrum
D. median lobe of the prostate
Answer : D
33. How can hyperuricosuria cause calcium oxalate calculi?
A. by increasing oxalate absorption
B. by heterogeneous nucleation
C. by inducing hyperoxaluria
D. by reducing urate crystals saturation
Answer : B
34. Which structure is a part of the renal hilum?
A. renal pelvis
B. branches of the renal artery
C. tributaries of renal vein
D. all of the above
Answer : D
35. Which zone of the prostate originates from the Wolffian duct tissue:
A. central zone
B. peripheral zone
C. transitional zone
D. periurethral glands
Answer : A
36. What is false concerning renal vasculature?
A. there are 4 surgical segments of the kidney, based on the segmental artery distribution
B. along the kidney convexity, there is an avascular plane
C. there are no collaterals between segmental arteries
D. in < 10%, the posterior branch is the first to branch off the renal artery
Answer : D
37. Which of the following mediates calcium reabsorption in the distal renal tubules?
A. aldosterone
B. hypocalcemia
C. parathyroid hormone
D. vitamin D
Answer : C
38. Which of the following hormones, primarily, controls spermatogenesis?
A. GnRH
B. testosterone
C. LH
D. FSH
Answer : B
39. What causes pure testicular feminization is:
A. over estrogen synthesis
B. defective end-organ androgen response
C. extra X chromosome (XXY)
D. failure of genital ridge regression
Answer : B
40. Which statement is false concerning the gubernaculua?
A. degenerate after birth
B. called the caudal genital ligaments
C. help guide the testes down through the inguinal canals
D. represent undifferentiated mesenchyme
Answer : A
41. Which of the following process(es) is (are) reversible?
A. 5?-reductase enzyme reduces testosterone to DHT
B. aromatase enzyme reduces testosterone to estrogen
C. PSA molecule binds to ?1-antichymotrypsin and ?2-macroglobulin
D. none of the above
Answer : D
42. What are the abnormalities that might accompany complete ureteral duplications?
A. reflux to the upper pole ureter, obstruction to the lower pole ureter
B. reflux to the lower pole ureter, obstruction to the upper pole ureter
C. left ureteropelvic junction obstruction, right ureterocele
D. right ureteropelvic junction obstruction, left ureterocele
Answer : B
43. All of the following conditions are rlated to obesity syndrome, EXCEPT:
A. super fertility
B. increase aromatization reaction
C. increase resistance to circulating insulin
D. sleep apnea
Answer : A
44. At what month of intra-uterine life do testes descend into the scrotum with the aid of the intra-abdominal pressure and the gubernacula?
A. sixth
B. seventh
C. eighth
D. ninth
Answer : B
45. Which disease is described best by the following manifestations: grand mal epilepsy, mental retardation, hypertension, angiomyolipoma, adenoma sebaceum, bilateral enlarged kidneys, and normal renal function?
A. autosomal dominant polycystic kidney disease
B. von Hippel-Lindau disease
C. tuberous sclerosis
D. Sturge-Webber syndrome
Answer : C
46. What is the prime effect of antidiuretic hormone on kidneys?
A. increase collecting duct permeability
B. increase medullary blood flow
C. decrease cortical blood flow
D. decrease potassium secretion
Answer : A
47. Which of the following lab results indicates prerenal failure?
A. serum BUN : creatinine > 20
B. urine [Na] < 30 mEq/L
C. Na excretion fraction < 1
D. all of the above
Answer : D
48. Which artery is NOT a branch of the anterior division of internal iliac artery?
A. superior vesical artery
B. inferior vesical artery
C. superior gluteal artery
D. inferior gluteal artery
Answer : C
49. What is the best initial therapy for hyponatremic dehydration?
A. administration of hypertonic saline
B. administration of crystalloid
C. administration of normal saline
D. administration of ringer lactate
Answer : C
50. Which part of the prostate prevents the seminal fluid from entering the bladder during ejaculation?
A. central zone
B. peripheral zone
C. preprostatic tissue
D. anterior fibromuscular stroma
Answer : C
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