Ohio School of Phlebotomy CH. 3 & 4/ Q&A
2024-2025.
Monocytes - Answer: Largest of all WBCs; uses phagocytosis to attack and destroy
foreign cells; phagocyte
Phagocyte - Answer: Type of cell capable of engulfing and absorbing bacteria and
other small cells
Lymphocytes - Answer: T Cells- attack pathogen directly ; B Cells- release
immunoglobulins that produce antibodies
Hemostasis - Answer: Ability to clot and close an open wound
Vasoconstriction - Answer: the vessel that was damaged narrows in order to slow
the blood flow area
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, Fibrin clot formation - Answer: A permanent clot is formed out of fibrin using a
complex sequence of interactions
Fibrinolysis - Answer: Tissue repairs itself and plasmin breaks up clot into smaller
pieces which are then removed
buffy coat - Answer: Lipid layer of sample after separation; found in between
formed elements and plasma
whole blood - Answer: Same condition as inside the body
Immunohematology - Answer: blood typing
Type A Blood - Answer: A antigen ; can give to A's & AB's
Type B Blood - Answer: B antigen ; can give to B's and AB's
Type AB Blood - Answer: Both A & B antigens; can only give to AB's but can
receive from all
Type O Blood - Answer: Neither antigen; can give to all
Rh factor - Answer: Either present (+) or absent (-); Rh - can give to +/- ; Rh + can
give to + only
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2024-2025.
Monocytes - Answer: Largest of all WBCs; uses phagocytosis to attack and destroy
foreign cells; phagocyte
Phagocyte - Answer: Type of cell capable of engulfing and absorbing bacteria and
other small cells
Lymphocytes - Answer: T Cells- attack pathogen directly ; B Cells- release
immunoglobulins that produce antibodies
Hemostasis - Answer: Ability to clot and close an open wound
Vasoconstriction - Answer: the vessel that was damaged narrows in order to slow
the blood flow area
Page 1 of 7
, Fibrin clot formation - Answer: A permanent clot is formed out of fibrin using a
complex sequence of interactions
Fibrinolysis - Answer: Tissue repairs itself and plasmin breaks up clot into smaller
pieces which are then removed
buffy coat - Answer: Lipid layer of sample after separation; found in between
formed elements and plasma
whole blood - Answer: Same condition as inside the body
Immunohematology - Answer: blood typing
Type A Blood - Answer: A antigen ; can give to A's & AB's
Type B Blood - Answer: B antigen ; can give to B's and AB's
Type AB Blood - Answer: Both A & B antigens; can only give to AB's but can
receive from all
Type O Blood - Answer: Neither antigen; can give to all
Rh factor - Answer: Either present (+) or absent (-); Rh - can give to +/- ; Rh + can
give to + only
Page 2 of 7
