CHAP10 BLOOD & lYMPH

Term Definition
Functions of the lymphatic system: transports proteins and fluids, protects the body against immunity, serves as a pathway for the absorption of fats
The life span of an erythrocyte or RBC is 80-120 days
The suffix –edema means excessive swelling
Plasma is considered the fluid part of the blood
An antibody is a protein substance produced by the body in response to an invading organism
Hemoglobin is the iron-containing pigment of the red blood cell
Hemorrhage is excessive bleeding
Polycythemia is a condition in which there are too many RBCs
In the word erythropoietin, the root “poiet” means formation
Thymoma is a tumor of the thymus
Types of leukocytes or WBCs:
The combining for “leuk/o” means white
Thrombocytes or platelets play an important role in blood clotting
Anticoagulants are medications that work against the formation of blood clots
Phagocytosis is the engulfing and eating of bacteria
Erythrocytes are doughnut-shaped without a nucleus
RBCs or erythrocytes are cells that transport Oxygen and carbon dioxide
Patients with type O blood can receive type O blood only
Type AB blood is the universal recipient
Humoral or Antibody-mediated immunity is a major defense against bacterial infections
The Activation Phase is the second phase of the body’s immune response to a foreign substance
Agglutination means clumping together
Transport of oxygen may be compromised by the decrease of hemoglobin
Anaphylaxis is an unusual allergic reaction to foreign proteins
An embolus is a blood clot that is carried through the blood stream
The root of the term anticoagulant means clots
Erythropoiesis is the formation of red blood cells
Immunoglobulin is a blood protein that acts as an antibody
A hematocrit test is done to determine the percentage of RBCs in the total blood volume
Immune response is the body’s reaction to foreign substances and the means by which it protects the body
Allergy is an individual hypersensitivity to a substance
Spleen is major site for RBC destruction
Thymus is located in mediastinal cavity and manufacturers T-Cells
Rhogam is drug given to Rh – mother to prevent sensitization to Rh+ baby
Antigen induces the formation of antibodies
WBC – abbreviation for the blood test to determine how many leukocytes are present
AIDS – the final and most serious stage of HIV
Leukemia –a disease of the blood involving uncontrolled increased WBCs or leukocytes
Anemia –Disease in which there is a reduction of RBCs
Hemolysis is the destruction of RBCs
Lymphocytes are NOT the body’s main defense against fighting infection
Mixing of incompatible blood groups leads to blood clumping
The spleen, tonsils, and thymus are NOT actually part of the lymphatic system
Blood consists of formed elements and plasma
Kaposi’s sarcoma is a malignant neoplasm that causes violet-colored lesions and general lymphadenopathy; It is the most common AIDS-related tumor
Anaphylaxis is a life threatening allergic reaction that is sudden and severe affecting the whole body
The history of the patients symptoms ARE important when diagnosing allergic rhinitis
The main treatment of AIDS is with antiviral drugs

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