BIOS 255 WEEK 1 AND 2
1. Blood doping can lead to:
Answer: an increase in the viscosity of the blood.
2. Which of the following transfusions are not compatible?
Answer: Donor is type AB,recipient is type B
3. Old erythrocytes are phagocytized by:
Answer: macrophages.
4. Select all that apply. Which of the following are characteristics of Type Oblood?
Answer: Has neither surface antigen A nor B on its erythrocytes.
Plasma has anti-B antibodies.Plasma has anti-A antibodies.
5. Which is the form of anemia caused by lack of Vitamin B12?
Answer: Perniciousanemia
6. Erythrocytes have a life span of how many days?
Answer: 120
7. How many oxygen molecules may bind to a single molecule of hemoglobin?
Answer: 4
8. An individual's hematocrit would vary with:
Answer: altitudeage
sex smoking
9. The red blood cells of type AB blood have which anitgens on their sur-faces?
Answer: Anitgens A and B
10. Erythroblastosis fetalis may occur when:
Answer: a second Rh-positive fetus devel-ops in an Rh-negative woman.
11. ABO and Rh blood types are dependent on antigens found on/in:
Answer: surfaceof erythrocytes.
12. Which component of blood increases its viscosity?
Answer: erythrocytes
13. Leukocytes are the only formed elements that have:
Answer: nucleusmitochondria
Nuceolus
, 14. Select all that apply. Which leukocytes are granulocytes?
Answer:
Basophils
Eosinophils
Neutrophils
15. The main function of leukocytes is to:
Answer: defend against pathogens.
16. Which type of leukocyte will increase in number during allergic response?-
Answer: Eosinophil
17. A primary function of lymphocytes is to:
Answer: act against foreign substances.
18. Leukemia is a blood disorder characterized by:
Answer: too many immature leukocytes.
19. Which type of leukocyte releases heparin?
Answer: Basophil
20. Which leukocyte becomes macrophage after migrating to specific tis-sues?
Answer: monocyte
21. What are the leukocytes that stain red with eosin dye?
Answer: Eosinophil
22. Which of the following has not been implicated in causing leukopenia?
Answer: -Dehydration
23. The type of leukocyte that has a 2 to 7 lobed nucleus is:
Answer: neutrophil
24. These are the most abundant leukocytes and are first to arrive when tissuedamage occurs:
Answer: Neutrophils
25. Which of the following tests would help clinicians identify an infection?
Answer: -white blood cell differential count.
26. Which of the following white blood cell concentrations would representleukocytosis?
Answer: 12,000 cells/ml
27. Platelets DONT have the following organelles in their cytoplasm:
Answer:
1. Blood doping can lead to:
Answer: an increase in the viscosity of the blood.
2. Which of the following transfusions are not compatible?
Answer: Donor is type AB,recipient is type B
3. Old erythrocytes are phagocytized by:
Answer: macrophages.
4. Select all that apply. Which of the following are characteristics of Type Oblood?
Answer: Has neither surface antigen A nor B on its erythrocytes.
Plasma has anti-B antibodies.Plasma has anti-A antibodies.
5. Which is the form of anemia caused by lack of Vitamin B12?
Answer: Perniciousanemia
6. Erythrocytes have a life span of how many days?
Answer: 120
7. How many oxygen molecules may bind to a single molecule of hemoglobin?
Answer: 4
8. An individual's hematocrit would vary with:
Answer: altitudeage
sex smoking
9. The red blood cells of type AB blood have which anitgens on their sur-faces?
Answer: Anitgens A and B
10. Erythroblastosis fetalis may occur when:
Answer: a second Rh-positive fetus devel-ops in an Rh-negative woman.
11. ABO and Rh blood types are dependent on antigens found on/in:
Answer: surfaceof erythrocytes.
12. Which component of blood increases its viscosity?
Answer: erythrocytes
13. Leukocytes are the only formed elements that have:
Answer: nucleusmitochondria
Nuceolus
, 14. Select all that apply. Which leukocytes are granulocytes?
Answer:
Basophils
Eosinophils
Neutrophils
15. The main function of leukocytes is to:
Answer: defend against pathogens.
16. Which type of leukocyte will increase in number during allergic response?-
Answer: Eosinophil
17. A primary function of lymphocytes is to:
Answer: act against foreign substances.
18. Leukemia is a blood disorder characterized by:
Answer: too many immature leukocytes.
19. Which type of leukocyte releases heparin?
Answer: Basophil
20. Which leukocyte becomes macrophage after migrating to specific tis-sues?
Answer: monocyte
21. What are the leukocytes that stain red with eosin dye?
Answer: Eosinophil
22. Which of the following has not been implicated in causing leukopenia?
Answer: -Dehydration
23. The type of leukocyte that has a 2 to 7 lobed nucleus is:
Answer: neutrophil
24. These are the most abundant leukocytes and are first to arrive when tissuedamage occurs:
Answer: Neutrophils
25. Which of the following tests would help clinicians identify an infection?
Answer: -white blood cell differential count.
26. Which of the following white blood cell concentrations would representleukocytosis?
Answer: 12,000 cells/ml
27. Platelets DONT have the following organelles in their cytoplasm:
Answer:
