Human Body MCQs

Human Body MCQs

1. Which part of the human eye is transplanted from a dead donor to a living person – Cornea

2. In the human body, nails are made up of – Keratin

3. Sweating during exercise indicates operation of which process in the human body –Homeostasis

4. Pituitary gland is situated in – The base of the brain

5. In which part of the human body is the smallest bone found Ear

6. Which among the following is the largest endocrine gland of human body – Thyroid

7. Which one of the following enzymes is found in human saliva – Ptyalin

8. Trisomy 21 is better known as Down syndrome

9. In the human body, the number of cervical vertebrae –07

10. If bilrubin is high in human body, which organ is effected – Liver

Human Body MCQs

11. In the human body, appendix is attached to – Large intestine

12. In the human body, which one of the following hormones regulates blood calcium and
phosphate –
Parathyroid hormone

13. What is the body temperature of a normal man? – 36.9oC

14. Which part of the brain controls respiration – Medulla Oblongata

15. The function of Trypsin is to – Break down proteins

16. Muscle fatigue is caused by the accumulation of – Lactic Acid

17. What does enamel cover – Crown of the tooth

18. The acid which is secreted by the glands in the stomach wall is – Hydrochloric Acid

19. Complete digestion of food occurs in – Small Intestine

20. Which organs excretes water, fat and various catabolic wastes – Kidney

21. The enzyme that is present in the saliva of man is – Amylase

22. Total volume of blood in a normal adult human being is – 5 – 6 liters

23. Dehydration in human body is caused due to the loss of – Water

24. Production of which one of the following is a function of the liver – Lipase

25. The number of bones in the human body system is – 206

26. The least distance of distinct vision (near point) of normal human eye is 25 cm

27. How many chromosomes do humans have? – 46

28. How many hairs does the average person have on their head – Approx. 125,000

29. Which type of blood cells help our bodies to fight infection – White blood cells

30. Approximately how many times does your heart beat every 24 hours – 100,000 times

31. In which part of our body food gets absorbed – Small Intestine

32. The ‘taste buds’ on your tongue detect five different tastes (salty, sweet, bitter, sour and
umami). How many taste buds do you have on your tongue –
About 5000

33. Your ‘rotator cuff’ is a group of muscles and tendons found in your – Shoulder

34. The average adult human brain weighs about – 1.5 kg

35. Name the Glands associated with the Human Digestive System – Salivary Glands, Liver & Pancreas

36. In which part of the body digestion of protein begins – Stomach

37. Name the largest part of the Alimentary canal – Small Intestine

38. The undigested food stored in the liver in the form of carbohydrate is called – Glycogen

39. What percentage of the human body is water – 66%

40. Cells related to divide remarkably faster than other cells in the body – Hair

41. Calcium crystals are a normal part of what body region – Ears

42. How many types of muscles are there in the human body? – Three (cardiac, skeletal,smooth)

43. What are teeth made of? – Dentine and enamel

44. How long is your large intestine? – 1.5 Metres

45. Which parts of the human body contain the ring-like muscles called sphincters? – Mouth and
eye, Stomach, Anus and urinary tract

46. What happens to the brain after a night of heavy drinking? – The brain become dehydrated
and shrinks away from the skull

47. What colour are your eyes if you have comparatively little pigment in your iris? – Blue

48. In which parts of the body are cells not replaced when they die? – Kidneys

49. Which disease is caused by virus? – Small pox

50. Which is controlled by a single gene? – Cystic fibrosis


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