Medical gk question bank pdf | medical mcq question

Medical dical General Knowledge (Medical GK) covers human anatomy, physiology, diseases, diagnostics, treatments, and public health. It is important for medical exams, NGO/government job exams, or general knowledge improvement.

Medical GK Question Bank 

Q: What is the largest organ in the human body?
A: Skin.

Q: How many blood groups are there?
A: Four – A, B, AB, O.

Q: Where is the hormone insulin secreted from?
A: Pancreas.

Q: What type of disease is diabetes?
A: Metabolic disease.

Q: How many chambers are there in the human heart?
A: Four – two atria and two ventricles.

Q: What type of virus is HIV?
A: Retrovirus.

Q: When is the tetanus vaccine administered?
A: At birth (primary dose) and subsequent booster doses.

Q: Which is the most common type of cancer?
A: Carcinoma.

Q: Vitamin D deficiency in children causes which disease?
A: Rickets.

Q: Which organ is primarily affected by Hepatitis B virus?
A: Liver.

Q: Anemia is mainly caused by the deficiency of which element?
A: Iron or Vitamin B12.

Q: Which test measures blood sugar levels?
A: Fasting Blood Sugar / Blood Glucose Test.

Q: What organism causes malaria?
A: Plasmodium.

Q: TB mainly affects which organ?
A: Lungs.

Q: Which organ is damaged in a stroke?
A: Brain.

Q: Which blood cells help fight infections?
A: White blood cells (Leukocytes).

Q: From where is the hormone thyroxine secreted?
A: Thyroid gland.

Q: What is the smallest bone in the human body?
A: Stapes (in the ear).

Q: What does hypertension mean?
A: High blood pressure.

Q: What is myocardial infarction commonly called?
A: Heart attack.

Q: Where are the kidneys located?
A: In the back, on both sides of the waist.

Q: Which vitamin is important for eyesight?
A: Vitamin A.

Q: Which mosquito spreads dengue fever?
A: Aedes mosquito.

Q: How is Hepatitis C primarily transmitted?
A: Through blood.

Q: Which part of blood is plasma?
A: The liquid part.

Q: What are heart cells called?
A: Cardiomyocytes.

Q: Which methods are used for cancer treatment?
A: Chemotherapy, radiation, surgery.

Q: How many doses of Hepatitis B vaccine are given?
A: Usually three doses.

Q: Which virus weakens the human immune system?
A: HIV.

Q: What is the main function of the lungs?
A: To take in oxygen and remove carbon dioxide.

Q: What is the main purpose of a vaccine?
A: To boost immunity.

Q: What is hypothyroidism?
A: Deficiency of thyroid hormones.

Q: What is the strongest bone in the human body?
A: Femur (thigh bone).

Q: High cholesterol increases the risk of which disease?
A: Heart disease, artery blockage.

Q: Which test is used to detect tuberculosis?
A: Mantoux test.

Q: Which part of the brain controls memory?
A: Hippocampus.

Q: What is the main function of the liver?
A: Removes toxins and produces bile.

Q: From where is adrenaline secreted?
A: Adrenal gland.

Q: What is the main cause of diarrhea?
A: Infection, contaminated food, or water.

Q: What is the most common viral fever in children?
A: Rubella, Measles.

Q: How is Hepatitis A transmitted?
A: Fecal-oral route.

Q: Which type of medicine is used to relieve pain?
A: Analgesic (painkiller).

Q: Gastric ulcer affects which organ?
A: Stomach or small intestine lining.

Q: What is the most common symptom of malaria?
A: Fever, chills, headache.

Q: Low blood pressure is called what?
A: Hypotension.

Q: Which hormone stimulates milk production?
A: Prolactin.

Q: What do the kidneys filter primarily?
A: Blood waste and excess water.

Q: Chest pain due to heart problems is called what?
A: Angina pectoris.

Q: Salmonella infection is caused by what?
A: Bacteria.

Medical GK MCQs 

Q1: What is the largest organ in the human body?
A) Liver
B) Heart
C) Skin
D) Lungs
Answer: C) Skin

Q2: How many chambers does the human heart have?
A) 2
B) 3
C) 4
D) 5
Answer: C) 4

Q3: Which vitamin is essential for good eyesight?
A) Vitamin A
B) Vitamin B12
C) Vitamin C
D) Vitamin D
Answer: A) Vitamin A

Q4: The hormone insulin is secreted by which organ?
A) Liver
B) Pancreas
C) Thyroid
D) Adrenal
Answer: B) Pancreas

Q5: What type of virus causes HIV/AIDS?
A) Herpesvirus
B) Retrovirus
C) Adenovirus
D) Influenza virus
Answer: B) Retrovirus

Q6: Which mosquito spreads dengue fever?
A) Anopheles
B) Culex
C) Aedes
D) Mansonia
Answer: C) Aedes

Q7: Which disease is caused by Vitamin D deficiency in children?
A) Scurvy
B) Rickets
C) Anemia
D) Goiter
Answer: B) Rickets

Q8: The smallest bone in the human body is:
A) Femur
B) Stapes
C) Tibia
D) Ulna
Answer: B) Stapes

Q9: Which organ is primarily affected by Hepatitis B?
A) Heart
B) Liver
C) Kidney
D) Lungs
Answer: B) Liver

Q10: What is the common name of Myocardial Infarction?
A) Stroke
B) Heart Attack
C) Kidney Failure
D) Diabetes
Answer: B) Heart Attack

Q11: High blood pressure is called:
A) Hypotension
B) Hypertension
C) Hyperglycemia
D) Hyperthyroidism
Answer: B) Hypertension

Q12: The main function of the lungs is:
A) Pump blood
B) Produce hormones
C) Take in oxygen and remove carbon dioxide
D) Filter blood
Answer: C) Take in oxygen and remove carbon dioxide

Q13: Anemia is mainly caused by the deficiency of:
A) Calcium
B) Iron
C) Vitamin D
D) Vitamin K
Answer: B) Iron

Q14: Which blood cells fight infections?
A) Red blood cells
B) Platelets
C) White blood cells
D) Plasma
Answer: C) White blood cells

Q15: Where is the hormone thyroxine secreted from?
A) Thyroid gland
B) Pancreas
C) Adrenal gland
D) Pituitary gland
Answer: A) Thyroid gland

Q16: Which vitamin helps in blood clotting?
A) Vitamin A
B) Vitamin D
C) Vitamin E
D) Vitamin K
Answer: D) Vitamin K

Q17: What does the liver produce to help digest fats?
A) Insulin
B) Bile
C) Gastrin
D) Adrenaline
Answer: B) Bile

Q18: Which disease is caused by Salmonella bacteria?
A) Typhoid
B) Malaria
C) Dengue
D) Tuberculosis
Answer: A) Typhoid

Q19: Tuberculosis primarily affects which organ?
A) Kidney
B) Lungs
C) Heart
D) Liver
Answer: B) Lungs

Q20: Which hormone stimulates milk production?
A) Oxytocin
B) Prolactin
C) Insulin
D) Adrenaline
Answer: B) Prolactin

Q21: Low blood sugar is called:
A) Hyperglycemia
B) Hypoglycemia
C) Hypotension
D) Hyperthyroidism
Answer: B) Hypoglycemia

Q22: The hormone adrenaline is secreted by:
A) Thyroid gland
B) Pancreas
C) Adrenal gland
D) Pituitary gland
Answer: C) Adrenal gland

Q23: The common symptom of malaria is:
A) Cough
B) Fever, chills, headache
C) Rash
D) Constipation
Answer: B) Fever, chills, headache

Q24: Which vitamin deficiency causes scurvy?
A) Vitamin A
B) Vitamin B12
C) Vitamin C
D) Vitamin D
Answer: C) Vitamin C

Q25: Which virus causes chickenpox?
A) Varicella-zoster virus
B) HIV
C) Influenza virus
D) Hepatitis B virus
Answer: A) Varicella-zoster virus

Q26: The main function of the kidney is:
A) Pump blood
B) Filter waste from blood
C) Produce bile
D) Produce hormones
Answer: B) Filter waste from blood

Q27: Low blood pressure is called:
A) Hypotension
B) Hypertension
C) Hyperglycemia
D) Hypoglycemia
Answer: A) Hypotension

Q28: What is the main component of plasma?
A) Red blood cells
B) Water
C) Platelets
D) White blood cells
Answer: B) Water

Q29: HIV primarily attacks which cells?
A) Red blood cells
B) Platelets
C) T-helper cells
D) Neurons
Answer: C) T-helper cells

Q30: Goiter is caused by the deficiency of:
A) Iodine
B) Iron
C) Calcium
D) Vitamin D
Answer: A) Iodine

Q31: Which organ produces insulin?
A) Liver
B) Pancreas
C) Kidney
D) Thyroid
Answer: B) Pancreas

Q32: Which disease is caused by deficiency of Vitamin B1?
A) Beriberi
B) Scurvy
C) Rickets
D) Anemia
Answer: A) Beriberi

Q33: Which part of the brain controls balance and coordination?
A) Cerebrum
B) Cerebellum
C) Medulla
D) Hippocampus
Answer: B) Cerebellum

Q34: Which virus causes flu?
A) Influenza virus
B) HIV
C) Hepatitis B virus
D) Varicella-zoster virus
Answer: A) Influenza virus

Q35: Which type of pathogen causes ringworm?
A) Virus
B) Fungus
C) Bacteria
D) Protozoa
Answer: B) Fungus

Q36: The main function of red blood cells is:
A) Fight infection
B) Clot blood
C) Carry oxygen
D) Produce hormones
Answer: C) Carry oxygen

Q37: Which vitamin is produced by sunlight exposure on skin?
A) Vitamin A
B) Vitamin B12
C) Vitamin C
D) Vitamin D
Answer: D) Vitamin D

Q38: Diabetes is mainly caused by:
A) Low insulin levels or insulin resistance
B) High blood pressure
C) Low calcium
D) Vitamin D deficiency
Answer: A) Low insulin levels or insulin resistance

Q39: Which hormone regulates metabolism?
A) Thyroxine
B) Insulin
C) Adrenaline
D) Oxytocin
Answer: A) Thyroxine

Q40: The largest gland in the human body is:
A) Thyroid
B) Liver
C) Pancreas
D) Pituitary
Answer: B) Liver

Medical gk question bank pdf

Medical General Knowledge (Medical GK) covers human anatomy, physiology, diseases, diagnostics, treatments, and public health. It is useful for medical exams, NGO/government job exams, or general knowledge enhancement.

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