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

1. Which group(s) of lymph nodes drain(s) the glans penis?
A. internal and external iliac
B. superficial inguinal
C. deep inguinal
D. superficial and deep inguinal
Answer : A

2. 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

3. Which of the following is NOT a cause of hypocitraturia?
A. high protein diet
B. hypokalaemia
C. proximal renal tubular acidosis
D. idiopathic
Answer : C

4. What is the most frequent anomaly associated with multicystic renal dysplasia?
A. ureteral atresia
B. vesicoureteral reflux
C. ureteropelvic junction obstruction
D. ureteral duplication
Answer : A

5. 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

6. Which lab results indicate poor prognosis of male infertility?
A. azoospermia; normal FSH; increase LH
B. azoospermia; decrease FSH; normal LH
C. oligospermia; increase FSH; normal LH
D. oligospermia; normal FSH; decrease LH
Answer : C

7. Which statement is true about the female urethra?
A. harder to catheterize when compared to the male urethra
B. 4 inch long
C. opens into the vestibule below the clitoris
D. gets wider at the post-menopausal age
Answer : C

8. All of the following develop from the mesonephric ducts, EXCEPT:
A. vas deferens
B. seminal vesicles
C. appendix epididymis
D. appendix testis
Answer : D

9. Renal blood flow is autoregulated by:
A. sympathetic nervous system
B. parasympathetic nervous system
C. urinary output
D. afferent arteriolar resistance
Answer : D

10. What helps in treating Candida albicans cystitis is:
A. sodium bicarbonate
B. phyto soya
C. ascorbic acid
D. sol palmetto
Answer : A

11. What is false about purple urine bag syndrome?
A. occurs due to the interaction between the chemical components of the urine and polyvinyl chloride material in the urine bag
B. it is commonly symptomless
C. more common in female nursing home residents
D. commonly implicated bacteria are K. pneumoniae, P. mirabilis, E. coli
Answer : A

12. 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

13. 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

14. 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

15. Which statement is NOT related to Klinefelter syndrome?
A. sterility is the rule
B. has a considerable short life span
C. treatment requires testicular microdissection and sperm extraction
D. 47 XXY karyotype
Answer : B

16. Which of the following is false regarding zona glomeruloza?
A. the most superficial layer of the adrenal cortex
B. responses to increased potassium levels, renin or decreased renal blood flow
C. it causes pheochromocytoma
D. secretes aldosterone
Answer : C

17. Which microbe causes red diaper syndrome?
A. Serratia marcescens
B. Streptococcus pyogenes
C. Clostridium difficile
D. Staphylococcus saprophyticus
Answer : A

18. 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

19. Which of the following carries the greatest risk of HIV transmission to health care workers?
A. splash of patient`s blood to the eyes
B. splash of patient`s blood to the mouth
C. surgical suture needle stick
D. hollow bore needle stick
Answer : D

20. Beside renal excretion of sodium, what does atrial natriuretic hormone cause?
A. constriction of renal afferent arterioles
B. renin inhibition
C. aldosterone stimulation
D. rise in systemic blood pressure
Answer : B

21. Which type of renal tubular acidosis (RTA) is more likely to form renal stones?
A. type 1
B. type 2
C. type 3
D. type 4
Aswer : A

22. 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

23. 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

24. 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

25. 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

26. 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

27. Which of the following conditions could happen in chronic pancreatitis and malabsorption syndrome with steatorrhea?
A. hyperoxaluria
B. hypercalciuria
C. hyperuricosuria
D. hyperphosphateuria
Answer : A

28. 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

29. What is the appropriate intravenous maintenance fluid for a 16 kg girl?
A. 43 ml/hr of normal saline
B. 78 ml/hr of ¼ normal saline
C. 69 ml/hr of ½ normal saline
D. 54 ml/hr of ¼ normal saline
Answer : D

30. At which week of gestation do the primordial germ cells migrate to form the genital ridges?
A. third
B. fourth
C. fifth
D. seventh
Answer : C

31. 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

32. 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

33. In utero, which hormone stimulates the development of the prostate gland?
A. estradiol
B. DHT
C. FSH
D. testosterone
Answer : B

34. The mature genitourinary system develops from all of the following embryonic sources, EXCEPT:
A. intermediate mesoderm
B. mesothelium of celomic cavity
C. endoderm of the urogenital sinus
D. somatic ectoderm
Answer : D

35. Which hormone measures testicular germ cell function best?
A. LH
B. FSH
C. HCG
D. none of the above
Answer : B

36. What class of antibiotics might cause vestibular and/or auditory impairment?
A. aminoglycosides
B. ?antipseudomonal penicillins
C. cephalosporins
D. fluoroquinolones
Answer : A

37. Which of the following is NOT a side effect of hydrochlorothiazide?
A. hypercholesterolemia
B. hyperuricemia
C. hypoglycemia
D. hypercalcemia
Answer : C

38. Which of the prostate medications could result in retrograde ejaculation?
A. tamsulosin
B. doxazosin
C. dutasteride
D. alfuzosin
Answer : A

39. 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

40. What is false concerning coagulase splitting bacteria (Griess) test?
A. it is a reduction reaction that converts nitrate to nitrite
B. nitrazine reagent papers are used to elicit the reaction
C. it is false negative in diluted urine, on taking vitamin C, and in gram +ve bacteria
D. the reaction takes 4 minutes to complete
Answer : D

41. 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

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. What could cause autonomic dysreflexia?
A. full bladder or rectum
B. tooth extraction
C. hypertension medications
D. uncontrolled diabetes mellitus
Answer : A

44. 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

45. What causes ureteral dilation during pregnancy is:
A. mechanical compression by the gravid uterus
B. physiological increase urine flow during pregnancy
C. elevated levels of progesterone
D. reflex inhibition of ureteral contractions
Answer : A

46. Which type of urinary casts are solidified TammHorsfall mucoproteins secreted from the tubular epithelial cells of individual nephrons?
A. granular
B. hyaline
C. waxy
D. pigment
Answer : B

47. In which body tissue(s) are creatine and phosphocreatine converted to creatinine?
A. bone marrow
B. skeletal muscles
C. brown fat
D. liver
Answer : B

48. Which agent is safe to kidneys?
A. amoxicillin
B. gentamycin
C. diclofenac
D. herb extract
Answer : A

49. At which type of renal tubular acidosis (RTA), typically, potassium levels increase?
A. type 1
B. type 2
C. type 3
D. type 4
Answer : D

50. Which of the following does asymptomatic hematuria workup include?
A. cystoscopy
B. CT urography
C. urine cytology
D. all of the above
Answer : D