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