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45 Anatomy And Physiology Quiz Questions And Answers: Human Body

We Love Quizzes December 2, 2022

The human body is a very complicated structure that consists of a wide range of organs and processes. This makes it very challenging for students to grasp the basic knowledge of the science. Whether you are a student of medicine, nursing, massage, or biology, the following 45 trivia anatomy and physiology quiz questions and answers will test your understanding.

Anatomy And Physiology Quiz Questions And Answers

Anatomy And Physiology Quiz Questions And Answers


1. The circulatory system is comprised of blood vessels, blood, and which organ?

A. Heart

B. Lungs

C. Liver

Click to see the correct answer
Answer: A. Heart

2. What is the total number of teeth in adults?

A. 28

B. 32

C. 40

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Answer: B. 32

3. What do we call the process in the body to maintain the normal state?

A. Metabolism

B. Anabolism

C. Homeostasis

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Answer: C. Homeostasis

4. Which form of joint is the thumb joint?

A. Glide

B. Hinge

C. Saddle

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Answer: C. Saddle

5. What is the heaviest organ in the body?

A. Skin

B. Liver

C. Lungs

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Answer: A. Skin

6. In which body part can we find the smallest bone?

A. Ear

B. Mouth

C. Hand

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Answer: A. Ear

7. What is the strongest muscle in the human body?

A. Biceps or upper arm

B. Jaw

C. Buttocks

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Answer: B. Jaw

8. Which of the following is the result of our body’s defence mechanism against foreign bacteria?

A. Tears

B. Saliva

C. Mucous membranes

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Answer: C. Mucuous membranes

9. Which part connects bones and muscles?

A. Ligaments

B. Tendons

C. Cartilage

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Answer: B. Tendons

10. In which body part are new blood cells are produced?

A. Bones

B. Heart

C. Brain

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Answer: A. Bones

11. The majority of digestion takes place in which part of the body?

A. Stomach

B. Small intestine

C. Large intestine

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Answer: B. Small intestine

12. Which process refers to chemical and physical reactions or changes occurring within the human body?

A. Excretion

B. Assimilation

C. Metabolism

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Answer: C. Metabolism

13. In adult human bodies, how many bones are there in total?

A. 186

B. 206

C. 228

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Answer: B. 206

14. Where is urine stored in the body before it is released through urination?

A. Kidneys

B. Bladders

C. Ureter

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Answer: B. Bladders

15. How much of human urine is water?

A. Up to 74 per cent

B. Up to 84 per cent

C. Up to 94 per cent

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Answer: C. Up to 94 per cent

16. How long does it take for kidneys to clean all blood in the body?

A. Around 1 hour

B. Around 5 hours

C. Around 1 day

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Answer: A. Around 1 hour

17. Which of the following organs belong to the central nervous system?

A. Brain

B. Spinal cord

C. Both of them

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Answer: C. Both of them

18. What is the main role of the spinal cord?

A. Transport nutrients to different body parts

B. Transmit signals between the brain and other body parts

C. Control the operation of brain nerves

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Answer: B. Transmit signals between the brain and other body parts

19. In addition to the immune system, which body part also specializes in self-defence?

A. Endocrine system

B. Lymphatic system

C. Respiratory system

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Answer: B. Lymphatic system

20. Which fluid in our mouths contain substances that can kill germs?

A. Saliva

B. Lymph

C. Sebum

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Answer: A. Saliva

21. What is the first line of defence of the body against germs?

A. Eyes

B. Skin

C. Brain

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Answer: B. Skin

22. What do we call the reaction of the human body to pollens?

A. An infection

B. A macrophage

C. An allergy

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Answer: C. An allergy

23. What is the name of the muscular tube that connects the mouth and the stomach?

A. Oesophagus

B. Trachea

C. Small intestine

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Answer: A. Esophagus

24. What is the role of the liver in digestion?

A. Anchor muscles

B. Absorb oxygen

C. Produce bile

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Answer: C. Produce bile

25. Which type of teeth is responsible for tearing and gripping foods?

A. Molars

B. Canines

C. Premolars

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Answer: B. Canines

26. What happens in your large intestine during digestion?

A. Minerals and water are absorbed

B. Bile is produced

C. Nutrients are absorbed

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Answer: A. Minerals and water are absorbed

27. The olfactory bulb is located in which sense organ?

A. The nose

B. The ear

C. The skin

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Answer: A. The nose

28. What do we call the outer area of the skin?

A. Dermis

B. Cochlea

C. Epidermis

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Answer: C. Epidermis

29. What is the approximate number of taste buds on human tounges?

A. Around 1,000

B. Around 10,000

C. Around 1 million

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Answer: B. Around 10,000

30. What is the coloured part of the eye?

A. Lens

B. Iris

C. Vitreous humour

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Answer: B. Iris

31. Which sense in the body provides up to two-thirds of the information we receive from surroundings?

A. Sight

B. Hearing

C. Smelling

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Answer: A. Sight

32. What do we call the tiny air sacs through which oxygen passes into the bloodstream?

A. Alveoli

B. Ossicles

C. Platelets

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Answer: A. Alveoli

33. Which large blood vessels play a key role in carrying oxygen-rich blood away from the heart?

A. Veins

B. Pulse

C. Arteries

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Answer: C. Arteries

34. In which organ does blood absorb nutrients to transport to other body parts?

A. Stomach

B. Small intestine

C. Lungs

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Answer: B. Small intestine

35. What is the main role of the stomach?

A. Turn foods into mush

B. Produce bile

C. Break foods into chunks

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Answer: A. Turn foods into mush

36. What is the longest part of the digestive system?

A. Small intestine

B. Appendix

C. Oesophagus

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Answer: A. Small intestine

37. Which part in the throat is responsible for producing sounds?

A. Coccyx

B. Larynx

C. Syrinx

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Answer: B. Larynx

38. Which of the following blood cells can protect our bodies against bacteria and viruses?

A. Red blood cells

B. Plasma

C. White blood cells

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Answer: C. White blood cells

39. What is the normal resting heart beat in a healthy adult?

A. 80

B. 120

C. 180

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Answer: A. 80

40. The last one in this list of anatomy and physiology quiz questions and answers: What is the hardest substance in the human body?

A. Pulp

B. Enamel

C. Dentin

Click to see the correct answer
Answer: A. 80

41. What is the largest internal organ in the human body?

A. Liver

B. Brain

C. Lungs

Click to see the correct answer
Answer: A. Liver

42. At which age does the reproductive system in the human body develop?

A. Childhood

B. Adolescence

C. Adults

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Answer: B. Adolescence

43. Which of the following does NOT happen when we sleep?

A. Body temperature decreases

B. Brain processes information

C. Heart rate increases

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Answer: C. Heart rate increases

44. Teeth are part of which system in the human body?

A. Skeletal system

B. Digestive system

C. Cardiovascular system

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Answer: B. Digestive system

45. Which organ is responsible for breaking down drugs or medications?

A. Liver

B. Kidneys

C. Intestine

Click to see the correct answer
Answer: A. Liver

We hope these anatomy and physiology quiz questions and answers can help you remember what you have learned or give you more interesting facts. If you want to learn more, feel free to check out the following trivia blood quiz, foot quiz, this biology quiz, or this data mining quiz.

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One Response

  1. Anusuya V

    The last one in this list of anatomy and physiology quiz questions and answers: What is the hardest substance in the human body?
    A. Pulp

    B. Enamel

    C. Dentin

    Answer:B. Enamel

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