Urology Basic Science MCQ Solved Paper for NDA

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

2. 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

3. Which anomaly might accompany horseshoe kidneys?
A. ureteropelvic junction obstruction
B. ureterocele
C. ureteral reflux
D. ureteral atresia
Answer : A

4. What do the specialized cells, at the juxtaglomerular apparatus, produce?
A. erythropoietin
B. renin
C. angiotensin I
D. angiotensinogen
Answer : B

5. 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

6. What is the most likely diagnosis of an erectile dysfunction patient with low plasma testosterone and high prolactin levels?
A. pituitary adenoma
B. adrenal adenoma
C. Kallmann syndrome
D. Klinefelter syndrome
Answer : A

7. To which group of lymph nodes do tumors at the anterior superior area of the bladder, first, drain?
A. hypogastric
B. internal iliac
C. external iliac
D. lateral sacral
Answer : C

8. 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

9. Which medicine(s) might enhance hypoprothrombinemic effect on oral anticoagulants?
A. allopurinol
B. aminoglycosides
C. cimetidine
D. all of the above
Answer : D

10. Which layer lies between the superficial and deep inguinal lymph nodes?
A. Scarpa`s fascia
B. fascia lata
C. Dartos fascia
D. Camper`s fascia
Answer : B

11. 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

12. Which of the following is NOT a component of the normal semen?
A. zinc
B. fructose
C. prostate-specific antigen
D. alkaline phosphatase
Answer : D

13. Which innervations mediate detumescence?
A. cavernous nerves
B. dorsal nerves of the penis
C. sympathetic nervous system
D. parasympathetic nervous system
Answer : C

14. From where does the main parasympathetic efferent innervation to the pelvic plexus arise?
A. S1
B. S2-S4
C. T11-L2
D. L3-S1
Answer : B

15. Which period of intrauterine life does the process of organ formation (organogenesis) take place?
A. 9 12 weeks
B. 12 15 weeks
C. 15 18 weeks
D. 18 21 weeks
Answer : A

16. 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

17. Which artery(ies) supply(ies) the prostate?
A. middle rectal
B. inferior vesical
C. a & b
D. none of the above
Answer : C

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

19. Which of the following is false regarding Addison`s disease?
A. autoimmune disease in 70% of the cases
B. diagnosed by the rapid ACTH stimulation test
C. characterized by low serum sodium and high potassium
D. may coexist with hyperthyroidism and diabetes mellitus
Answer : D

20. 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

21. 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

22. 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

23. What is the nature of the prostate-specific atigen?
A. protease
B. lyase
C. carboxylase
D. hydrolase
Answer : A

24. Which statement regarding post-obstructive diuresis (POD) is false?
A. urine production exceeding 200 ml/hr for 2 consecutive hours or producing greater than 3 L of urine in 24 hours is diagnostic of POD
B. pathologic POD can be exacerbated by excessive fluid replacement
C. the replacement fluid choice is ringer lactate
D. fluid resuscitation depends on the degree of dehydration
Answer : C

25. During fluoroscopy, what is the main source of radiation hazards that urologists could be exposed to?
A. scattered radiation from the unleaded wall
B. scattered radiation from the patient
C. scattered radiation from the floor and ceiling
D. radiation from the primary beam
Answer : B

26. Which of the prostate medications could result in significant hypotension?
A. finasteride
B. prazosin
C. silodosin
D. vardenafil
Answer : B

27. Which organism is capable of proliferation in the urine and causing urethritis?
A. Ureaplasma urealyticum
B. Chlamydia trachomatis
C. E. coli
D. Neisseria gonorrhea
Answer : A

28. Which statement is false concerning microhematuria?
A. malignancy is identified in patients presenting with microhematuria more than in patients presenting with gross hematuria
B. microscopic hematuria is defined as > 3 red blood cells per high powered field (RBC/hpf) on a single specimen
C. warrants full hematuria workup
D. history of cigarette smoking is of significance
Answer : A

29. 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

30. 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

31. Which of the following might cause sterile pyuria?
A. renal tuberculosis
B. urinary tract stones
C. interstitial cystitis
D. all of the above
Answer : D

32. What could render red urine workup, false positive for hematuria?
A. dehydration
B. myoglobinuria
C. high doses of vitamin C
D. all of the above
Answer : D

33. Branches of what artery travel under the endopelvic fascia form the prostate to the sidewall of the pelvis?
A. obturator artery
B. midrectal artery
C. inferior vesical artery
D. pudendal artery
Answer : D

34. In utero, which hormone stimulates the development of Wolffian ducts?
A. estradiol
B. DHT
C. FSH
D. testosterone
Answer : D

35. 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

36. 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

37. Adult size of bladder capacity is achieved at what age?
A. 5 6 yrs.
B. 7 8 yrs.
C. 9 10 yrs.
D. 11 12 yrs.
Answer : C

38. 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

39. 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

40. What type of renal tubular acidosis (RTA) does demonstrate aldosterone resistance?
A. type 1
B. type 2
C. type 3
D. type 4
Answer : D

41. 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

42. Which action of thigh muscles could be impaired if the obturator nerve was injured during endoscopic resection of bladder tumors?
A. adduction
B. abduction
C. flexion
D. extension
Answer : A

43. 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

44. Which area in the nervous system is tested by bulbocavernosus reflex?
A. brain stem
B. C2 C4
C. S2 - S4
D. L2 - L4
Answer : C