Unit 1 Quiz Flashcards
Function of T cells
Destroy antigens directly tagged by antibodies
Function of B cells
Produce antibodies that lock onto specific matching antigen and clone themselves for reappearance
What cells reside in bone marrow and give rise to all mature blood cells?
Stem cells
4 main components of blood
Red blood cells
White blood cells
Plasma
Platelets
What is the process of blood development called?
Hematapoiesis
Part of RBC responsible for transporting O2?
Hemoglobin
What is the 1st line of defense against foreign invaders?
Skin Saliva Tears Mucus Stomach acid
What means blood clotting?
Hemostasis
Possible causes of anemia?
Deficiency of Fe
Bone marrow function impairment
Excessive blood loss
Excessive destruction of RBC’s
What componet of the immune system activates the system to produce matching antibodies?
Complement system
Describe the mechanism for different types of immunity
Natural active-pathogens enter body
Artificial active- vaccine
Natural passive- passed directly from mom to baby
Artificial passive-antibodies injected into person
What is complement system?
Series of proteins signaled by antibodies
T cells are responsible for what type of immunity?
Cell mediated immunity
B cells are responsible for what type of immunity
Humoral immunity
What lymphatic disorder presents w/ multiple node involvement?
Non Hodgkin lymphoma
What does a CBC reveal to a health professional
Measures
RBC
WBC
Platelets
What neoplastic disease involves increased # of plasma cells which replace bone marrow?
Multiple myeloma
What blood disorder causes reduction in O2 transport from a decrease in hemoglobin or RBC
Anemia
What are the 5 classes of Immunoglobin
IgG IgA IgE IgD IgM
IgG
Most common, crosses placenta
IgA
Found in mucus, saliva, tears and colostrum
IgE
Important in allergic response
IgD
Activates and helps B cells
IgM
1st produced during immune response
What type of immune cells are triggered to produce antibodies in the immune response?
B cells, macrophages
What is major histocompatibility complex? MHC
System that marks the cells as you
What type of anemia involves the malabsorption of B12?
Pernicious anemia
Which blood disorder revels a increased # of immature leukocytes?
Leukemia
What is the term used to describe a deficit of all types of blood cells?
Pancytopenia
Functions of blood?
Transport Body defense Temp regulation Body fluid levels and blood pressure Hemostasis
What is plasma
Liquid medium of blood
Another word for antibodies?
Immunoglobin
Universal donor
O-
Most common blood type
O+
Signs and symptoms of anemia
Fatigue
Pallor
Dyspnea
Tachycardia
What is leukopenia?
Decrease in WBC
What is the determining cell for Hodgkin’s lymphoma?
Reed Sternberg cell
What cells are affected in multiple myeloma?
Plasma B cells
Warning signs of bleeding disorder?
Gums bleeding
Ecchymoses
Petchiae
