Blood – MCQs for Nursing Exams (GNM 1st Year) | Anatomy & Physiology for GNM | NursingNotesGNM
🩸 Blood – MCQs for Nursing Exams (GNM 1st Year)
Composition, Functions, Clotting, Blood Grouping & Blood Products
📌 Table of Contents
Introduction
MCQs on Composition and Formation of Blood
MCQs on Functions of Blood
MCQs on Blood Clotting
MCQs on Blood Grouping and Cross Matching
MCQs on Blood Products and Their Uses
Exam Tips for Nursing Students
🔍 Introduction
Blood is a specialized connective tissue that plays a vital role in transportation, regulation, and protection of the human body. Questions related to blood are frequently asked in GNM 1st Year, ANM, Staff Nurse, NORCET, AIIMS, and State Nursing Exams.
This post provides 40 exam-oriented MCQs covering:
Composition and formation of blood
Functions of blood
Blood clotting mechanism
Blood grouping and cross matching
Blood products and their uses
🧬 MCQs: Composition and Formation of Blood
1. Blood is classified as:
a) Muscular tissue
b) Nervous tissue
d) Epithelial tissue
Answer: c) Connective tissue
2. The liquid portion of blood is called:
a) Serum
b) Plasma
c) Lymph
d) Interstitial fluid
Answer: b) Plasma
3. Plasma constitutes approximately how much percentage of blood?
a) 30%
b) 40%
c) 55%
d) 70%
Answer: c) 55%
4. The formed elements of blood include:
a) RBC only
b) RBC and WBC
c) RBC, WBC and platelets
d) All of the above
Answer: d) All of the above
5. Red blood cells are also known as:
a) Leukocytes
b) Thrombocytes
c) Erythrocytes
d) Reticulocytes
Answer: c) Erythrocytes
6. Normal lifespan of RBC is:
a) 60 days
b) 90 days
c) 120 days
d) 180 days
Answer: c) 120 days
7. Hemoglobin is mainly responsible for:
a) Immunity
b) Clotting
c) Oxygen transport
d) Hormone secretion
Answer: c) Oxygen transport
8. Site of blood cell formation in adults is:
a) Liver
b) Spleen
c) Red bone marrow
d) Kidney
Answer: c) Red bone marrow
9. The process of blood cell formation is called:
a) Hemolysis
c) Phagocytosis
d) Coagulation
Answer: b) Hematopoiesis
10. White blood cells are mainly concerned with:
a) Oxygen transport
b) Nutrition
c) Defense and immunity
d) Blood clotting
Answer: c) Defense and immunity
❤️ MCQs: Functions of Blood
11. Which of the following is NOT a function of blood?
a) Transport of oxygen
b) Regulation of body temperature
c) Protection from infection
d) Digestion of food
Answer: d) Digestion of food
12. Blood helps in maintaining:
a) Body posture
c) Joint movement
d) Vision
Answer: b) Acid–base balance
13. Transport of hormones occurs through:
a) Lymph
b) Nerves
c) Blood
d) Synovial fluid
Answer: c) Blood
14. Which component of blood regulates body temperature?
a) RBC
b) WBC
c) Platelets
d) Plasma
Answer: d) Plasma
15. Antibodies are present in:
a) RBC
b) Platelets
c) Plasma
d) Bone marrow
Answer: c) Plasma
16. Which component of blood fights infection?
a) RBC
b) WBC
c) Platelets
d) Plasma
Answer: b) WBC
17. Transport of carbon dioxide occurs mainly through:
a) RBC only
b) Plasma only
c) Hemoglobin only
d) All of the above
Answer: d) All of the above
18. Blood helps in transport of:
a) Nutrients
b) Waste products
c) Hormones
d) All of the above
Answer: d) All of the above
19. Which function of blood prevents loss of body fluids?
a) Transport
b) Regulation
c) Protection
d) Clotting
Answer: d) Clotting
20. Maintenance of osmotic pressure is done by:
a) RBC
b) WBC
c) Platelets
d) Plasma proteins
Answer: d) Plasma proteins
🧪 MCQs: Blood Clotting (Coagulation)
21. Blood clotting is also known as:
a) Hematopoiesis
b) Coagulation
c) Agglutination
d) Phagocytosis
Answer: b) Coagulation
22. Which vitamin is essential for blood clotting?
a) Vitamin A
b) Vitamin C
c) Vitamin K
d) Vitamin D
Answer: c) Vitamin K
23. Platelets are also called:
a) Leukocytes
b) Erythrocytes
c) Thrombocytes
d) Reticulocytes
Answer: c) Thrombocytes
24. Normal platelet count is:
a) 50,000–1,00,000/mm³
b) 1–2 lakh/mm³
c) 1.5–4 lakh/mm³
d) 5–7 lakh/mm³
Answer: c) 1.5–4 lakh/mm³
25. The final product of blood clotting is:
a) Prothrombin
b) Thrombin
c) Fibrin
d) Heparin
Answer: c) Fibrin
26. Calcium ions are required for:
a) Immunity
b) Blood clotting
c) Oxygen transport
d) Nutrition
Answer: b) Blood clotting
27. Bleeding disorder due to clotting factor deficiency is:
a) Anemia
b) Leukemia
c) Hemophilia
d) Thrombosis
Answer: c) Hemophilia
28. Hemophilia is inherited as:
a) Autosomal dominant
b) Autosomal recessive
d) Y‑linked
Answer: c) X‑linked recessive
29. Anticoagulant commonly used in blood banks is:
a) Vitamin K
b) Calcium
c) Heparin / Sodium citrate
d) Thrombin
Answer: c) Heparin / Sodium citrate
30. Enzyme responsible for clot dissolution is:
a) Thrombin
b) Fibrin
c) Plasmin
d) Prothrombin
Answer: c) Plasmin
🩸 MCQs: Blood Grouping, Cross Matching & Blood Products
31. ABO blood group system was discovered by:
a) Harvey
b) Mendel
d) Watson
Answer: c) Karl Landsteiner
32. Universal donor blood group is:
a) A+
b) B+
c) AB+
d) O−
Answer: d) O−
33. Universal recipient blood group is:
a) O+
b) A−
c) B+
d) AB+
Answer: d) AB+
34. Rh factor was discovered in:
a) Human blood
b) Rabbit
d) Dog
Answer: c) Rhesus monkey
35. Cross matching is done to:
a) Detect anemia
b) Measure hemoglobin
c) Prevent transfusion reaction
d) Count RBC
Answer: c) Prevent transfusion reaction
36. Packed RBCs are used in:
a) Burns
b) Severe anemia
c) Hemophilia
d) Infection
Answer: b) Severe anemia
37. Plasma is mainly used for:
a) Oxygen transport
b) Clotting factor replacement
c) Immunity
d) Nutrition
Answer: b) Clotting factor replacement
38. Platelet transfusion is indicated in:
a) Anemia
b) Leukemia
c) Thrombocytopenia
d) Hypertension
Answer: c) Thrombocytopenia
39. Cryoprecipitate contains:
a) RBC
b) WBC
c) Fibrinogen
d) Albumin
Answer: c) Fibrinogen
40. Albumin is used to:
a) Increase immunity
b) Maintain plasma volume
c) Stop bleeding
d) Increase hemoglobin
Answer: b) Maintain plasma volume
🎯 Exam Tips for Nursing Students
Blood is a high‑yield chapter in nursing exams
Remember normal values and definitions
Practice ABO and Rh compatibility regularly
Revise uses of blood products before exams
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