- 1. Which component of blood is responsible for carrying oxygen?
A) White blood cells
B) Plasma
C) Red blood cells
D) Platelets
- 2. What is the liquid component of blood called?
A) Serum
B) Hemoglobin
C) Lymph
D) Plasma
- 3. What is the average lifespan of a red blood cell?
A) 120 days
B) 7 days
C) 30 days
D) 1 year
- 4. What is the process by which blood cells are formed called?
A) Thrombosis
B) Hemolysis
C) Hematopoiesis
D) Hemostasis
- 5. Which organ is primarily responsible for producing blood cells?
A) Spleen
B) Bone marrow
C) Liver
D) Kidneys
- 6. What is the term for the stoppage of bleeding?
A) Hemolysis
B) Hemostasis
C) Erythropoiesis
D) Anemia
- 7. What is the scientific name for a low red blood cell count?
A) Leukemia
B) Hypertension
C) Anemia
D) Hemophilia
- 8. Which vitamin is necessary for the production of clotting factors in the blood?
A) Vitamin K
B) Vitamin D
C) Vitamin B12
D) Vitamin C
- 9. Which blood disorder is characterized by an abnormal increase in white blood cells?
A) Anemia
B) Hemophilia
C) Leukemia
D) Thrombocytopenia
- 10. What is the process of breaking down red blood cells called?
A) Hemolysis
B) Thrombosis
C) Hemostasis
D) Erythropoiesis
- 11. What is the term for an inherited blood disorder that impairs the blood's ability to clot?
A) Thrombocytopenia
B) Leukemia
C) Hemophilia
D) Anemia
- 12. What is the term for the percentage of red blood cells in the total blood volume?
A) Leukopenia
B) Hematocrit
C) Thrombosis
D) Hematuria
- 13. What is the term for a deficiency of platelets in the blood?
A) Leukopenia
B) Polycythemia
C) Hemophilia
D) Thrombocytopenia
- 14. Which of the following statements is true about blood type AB?
A) It has no antigens on the red blood cells
B) It can receive blood from any blood type
C) It can only receive blood from type O
D) It lacks both A and B antigens
- 15. What is the term for the process of red blood cell production?
A) Erythropoiesis
B) Thrombosis
C) Hemolysis
D) Leukemogenesis
- 16. What is the term for a condition in which the blood's pH balance is too low?
A) Hemostasis
B) Acidosis
C) Hypoxia
D) Alkalosis
- 17. Which blood type is known as the 'universal blood donor' because it lacks A, B, and Rh antigens?
A) AB positive
B) O negative
C) A negative
D) B positive
- 18. What is the average volume of blood in an adult human body?
A) 1 liter
B) 15 liters
C) 5 liters
D) 10 liters
- 19. Which component of blood is responsible for clotting?
A) Red blood cells
B) Platelets
C) Plasma
D) White blood cells
- 20. Which blood vessel carries blood away from the heart?
A) Venuole
B) Capillary
C) Vein
D) Artery
- 21. What is the term for an abnormal increase in red blood cells?
A) Anemia
B) Leukopenia
C) Hemophilia
D) Polycythemia
- 22. In which part of the body does blood receive oxygen and release carbon dioxide?
A) Stomach
B) Lungs
C) Heart
D) Liver
- 23. Which of the following is a granulocyte white blood cell?
A) Eosinophil
B) Lymphocyte
C) Neutrophil
D) Monocyte
- 24. What is the liquid part of the blood that remains after clotting called?
A) Lymph
B) Serum
C) Bile
D) Plasma
- 25. Which blood vessel carries blood back to the heart?
A) Capillary
B) Artery
C) Vein
D) Venuole
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