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Neutrophils,eosinophils and basophils are called granulocytes.

A) True
B) False

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Platelets function to repair breaks in blood vessels and clot the blood.

A) True
B) False

Correct Answer

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Persons with type AB blood are sometimes called universal donors.

A) True
B) False

Correct Answer

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What is the function of the hormone thrombopoietin?


A) It stimulates platelet formation.
B) It inhibits platelet formation.
C) It stimulates thrombus formation.
D) It inhibits megakaryocyte formation.

E) All of the above
F) A) and B)

Correct Answer

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Blood is a type of epithelial tissue.

A) True
B) False

Correct Answer

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Platelets are best defined as


A) giant,multinucleated cells.
B) cytoplasmic fragments of cells.
C) immature leukocytes.
D) lymphoid cells.
E) stem cells.

F) C) and D)
G) D) and E)

Correct Answer

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Lymphocytes function as phagocytes against bacteria.

A) True
B) False

Correct Answer

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A clot that breaks loose and travels in the blood is called a(n)__________.

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This structural feature of erythrocytes (RBCs) provides increased surface area for oxygen diffusion.


A) microvilli
B) biconcave disc shape
C) overlapping folds in the plasma membrane

D) None of the above
E) A) and C)

Correct Answer

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Oxygen,carbon dioxide and sodium are the 3 main gases dissolved in the blood.

A) True
B) False

Correct Answer

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Which of the following serves as an enzyme in the blood coagulation mechanism?


A) thrombin
B) prothrombin
C) fibrinogen
D) fibrin
E) serotonin

F) B) and E)
G) B) and D)

Correct Answer

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