Human Physiology MCQs

These MCQs are specially framed to strengthen the conceptual understanding of various biology topics. Human Physiology MCQs encompasses multiple concepts such as human digestion, nervous system, human reproduction, body fluids and circulation, etc.

Typically, questions from various competitive exams are based on facts and definitions. Some may gauge your conceptual understanding; others might test your practical implications. We have ensured that we covered all important aspects when preparing our rendition on human physiology MCQs.

Human Physiology MCQ

1. Name the site where digestion of proteins occurs.

1. Pancreas
2. Rectum
3. Liver
4. IIeum

2. Stomach epithelial cells in the body secrete ________

1. Hydrochloric acid
2. Oxytocin
3. Adrenaline
4. Testosterone

3. Night blindness and xerophthalmia are generally conditions associated with the deficiency of which vitamin?

1. Vitamin B
2. Vitamin K
3. Vitamin B2
4. Vitamin A

4. ___________ are functional units of food absorption.

1. Red blood cells
2. Small intestine
3. Villi
4. Aggregated lymphoid nodules

5. Where are the parotid glands located?

1. Below the stomach
2. Behind and above the pancreas
3. Below and in front of the ear canal
4. Underneath the armpits

6. The maximum amount of carbon dioxide in the human body is transported as:

1. Bicarbonate
2. Carbide
3. Amylase
4. None of the above

7. Which of the following organisms have book lungs?

1. Spider
2. Ant
3. Penguin
4. Sealion

8. Altitude sickness is typically caused due to:

1. The partial pressure of oxygen
2. Increased levels of CO2 in blood
3. Cold temperatures
4. None of the above

9. Hypopnea is a condition where:

1. The airway becomes partially obstructed
2. The blood does not clot properly
3. The lungs cannot eliminate the excess carbon dioxide from the body
4. The blood oxygen levels are abnormally low

10. Emphysema is characterized by:

1. Loss of peripheral vision
2. Shortness of breath
3. Chronic Diarrhea
4. Slow clotting from wounds

11. Humans have _____ lobes in the left lung.

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

12. Jellyfish breathe through:

1. Book lungs
2. Gills
3. Diffusion
4. None of the above

13. Which of the following statements are false?

1. Pituitary Gland is found at the base of the brain
2. Adrenal glands are found on top of the kidneys
3. Lymph nodes are found only near the neck and armpits
4. Thyroid glands are ductless glands

14. The primary function of the cerebrospinal fluid is to:

1. Protect the brain
2. Provide nutrients to the surrounding tissues
3. Remove waste products
4. All of the above

15. The lungs are protected by:

1. Sternum
2. Rib cage
3. Backbone
4. All of the above

Answer Keys

Further Reading:

• Important Question for Class 11
• Important Questions for Class 12
• Biology MCQs
• Biology