Excretion MCQs Quiz Multiple Choice Questions & Answers

1. Protein rich diet bring about relatively no change in one of the following constituents of urine

1. Urea
2. Creatinine
3. Uric acid
4. Ammonium salts

2. The blood constituents that remain unchanged in quality after circulating through the kidneys are

1. Urea and glucose
2. Glucose and proteins
3. Urea and proteins
4. Urea and uric acid

3. Presence of excessive ammount urea in blood is known as

1. Uremia
2. Hemeturia
3. Diurea
4. Aniurea

4. Man is .........

1. Ureotelic
2. Uricotelic
3. Ammonotelic
4. Both b and c

5. Excretion of nitrogenous waste produt is remirolid form occure in

1. ureotelic animals
2. Ammorotelic animals
3. ureotelic animals
4. ammiotes

6. Marine teleost fishes excrete

1. Uric acid
2. Ammonia
3. Urea
4. None of these

7. For release of Urine

1. Urinary bTrack contracts
2. Urinary track relaxes
3. Ureter relaxes
4. Ureter contracts

8. The mechnism of urine foundation nephrone involves

1. Utrafication
2. Secretion
3. Reabsorption
4. All of above

9. Which hormone influence the activity of kidney?

1. Vasopression
2. Thyoxine
3. Vasopression & aldosterone
4. Gonadotrophin

10. Sebaceous glands discharge

1. Water, salts, NaCl, Lactic acid
2. Water, salts, NaCl, Fatty acid
3. Water, sterols, fatty acid hydrobarbos
4. Water, sterols, latic acid, NaCl

11. Sweat gland secretion consist of

1. Water, salts, NaCl, Lactic acid
2. Water, salts, NaCl, Fatty acid
3. Water, sterols, fatty acid hydrobarbos
4. Water, sterols, latic acid, NaCl

12. Kidney are

1. Yellowwish brown
2. Reddish brown
3. Greenish yellow
4. Grey in colour

13. How many NH3 required for a urea

1. 1
2. 2
3. 3
4. 4

14. Urine produced by human kidney is concertratal by ............. times than the initial filtrate formed

1. 2
2. 300
3. 4
4. 1200

15. Each human kidney has nearly

1. 10,000 neophrons
2. 50,000 neophrons
3. 1,00,000 neophrons
4. 1 million neophrons

16. kidney in human being occure in the region of:

1. 10th thoracic and first lumber vertebra
2. 12th thoracic and second lumber vertebra
3. 11th thoracic and third lumber vertebra
4. 9th thoracic and forth lumber vertebra

17. The glomerular filteration rate in a normal adult is nearly

1. 200 ml/min
2. 250 ml/min
3. 125 ml/min
4. 170 ml/min

18. What is the approximately length and diameter of uriniterous tubule?

1. 3 cm length,diameter 35um
2. 3 cm length,diameter 20.30um
3. 30 cm length,diameter 25um
4. 25 cm length,diameter 20um

19. The net pressure glaient that cause the luid to filler out the glomeruti into thecapsule is

1. 50 mm hg
2. 75 mm hg
3. 20 mm hg
4. 30 mm hg

20. Secretion of renin from JG cell is due to

1. A fall gloerular blood flow
2. glomerular blood pressure
3. GFR
4. All of these

21. A process takes place in PCT is

1. Absorption of H+ to maintain PH
2. Secretion of buffer HCO3
3. Reabsorption of NACL
4. Secretion of urea

22. Glucose is reabsorbed from glomerular filterate though

1. Active transport
2. Passive transport
3. Osmosis
4. Difusion

23. Juxta glomerular cells of renal cortex synthesize a hormone called:

1. ADH
2. Oxytocin
3. Renin
4. Urochrom

24. If liver from body is removed then which component of blood increases

1. Ammonia
2. Protein
3. urea
4. Uric acid

25. the least toric nitrogen waste of urine is

1. Ammonia
2. Allantois
3. Urea
4. Uric acid

26. Involving mainly in RAAS

1. Angiotensin
2. Aldosteron
3. Renin
4. All of these

27. It is also acivate the adraral cortex to release aldosterone

1. Angiotensin II
2. Adrenal gland
3. Cortisol
4. ADH

28. Urinary Excretion of Na is regulated by

1. Anteroir pituitary
2. Posterior Pituitary
3. Adrenal cortex
4. Adenal medulla

29. Urea formation occure by:

1. Arginine cycle
2. Krebs cycle
3. Ornithine cycle
4. Citulline cycle

30. which of these is not a keton body

1. Asetoacetic acid
2. Acetone
3. Succinic acid
4. Betabychoxy butyric acid

31. the two kidneys lie:

1. At the level of ovaries
2. At the same level
3. Left kidney at a higher level than the ight one
4. Right kidney at a higher level than the left one

32. A kidney stone is

1. Blockage by fats
2. Desposition of sand in kidney
3. A salt such as Oxalate crystallised in pelvis
4. Blockage by proteins

33. The yellow colour of urine of the vertebrates in due to

1. Cholesterol
2. Urochrome
3. Uric acid
4. Malamin

34. Lungs expel

1. CO2
2. H2O
3. CO2 and water
4. CO2 and water vapours

35. In ornithin cycle which of the following waste are removed from the blood?

1. CO2 and urea
2. Ammonia and urea
3. CO2 and ammonia
4. Urea and urine

36. Main function of uriniferous tubules

1. Concentration of urine
2. Passage of urine
3. Reabsorption of useful substances from glomerular filtrate
4. Removal of urea and other waste from blood

37. Loop of henle and collecting ducts are locketed in kidney is

1. Cortex
2. Medulla pyramid
3. Columns of bertini
4. Calyces

38. Peritubuler is in

1. Cortex
2. Deep in medulla
3. Calyces
4. Surround to duct of bellini

39. The function of renin is

1. Degradation of angiotensinogen
2. Stimulation of corpus luteum
3. To reduce blood pressure
4. Vasodilation

40. Which one of the following statement is impereble to water

1. Descending limb of loop of henle is impereable to water
2. DCT is incapable of reabsorbing HCO3
3. Nearly 99% of the glomerular filterate is reasorbed by the renal tubules
4. Ascending limb of loop of henle is impereable to water

41. Proboscis gland is balanoglossus is associated with

1. Digestion
2. Excretion
3. Circulation
4. Respiration

42. Angitensinogen is converted in Angiotensin by

1. dil HCl
2. casein
3. Renin
4. Hippuric acid

43. Passage of urine

1. Duct of belini - urethra - ureters - urinarray bladder
2. Urinary bladder - urethra - urters - calyces
3. Duct of ballini - calyces - urethra - urinary bladder
4. Duct of bellini - calyces - ureters - urinary bladder

44. Uric acid is the chief nitrogenous component of the excretory product of

1. Earthwarm
2. Cockroach
3. Frog
4. Man

45. A person underoing protonged fsting his urine will be ound to contain abnormal quantities of

1. Fats
2. Ammino acid
3. Glucose
4. Ketones

46. In Amoeba amonia is excreted by

1. Food vacuole
2. Coutractile vacuole
3. Plasma membrance
4. All of these

47. Function of loop of Henle is

1. Formation of urine
2. Passage of urine
3. Conservation of water
4. Filtration of blood

48. Part not belonging to urinferous tubule is

1. Glomerules
2. Henles loop
3. Distal convoluted tuble
4. Connecting tubule

49. Presence of blood in urine is known as

1. Glycosuria
2. Aoligourea
3. Hemetourea
4. Kitonurea

50. Haemodialysis helps the paitent having

1. Goitre
2. Anaemia
3. Uremia
4. Diabetes