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