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Esry- Ch 14 Blood

Flashcards over ch 14

What is whole blood made of? Blood Plasma (55%) and Formed Elements (45%)
What 3 things are in blood plasma? Protiens, Water and Other solutes
What are the 3 main proteins found in blood? Albumins, Globulins, and Fibrogen
What are the 6 solutes found in blood? Electrolytes, Nutrients, Gases, Regulartory Subsantces, Vitamins, and Waste Products
What is a formed element? Anything naturally found in blood
What are the 3 classes of formed elements? Platelets, WBC and RBC
What are the 5 classes of RBC? Neutrophils, Lymphocytes, Monocytes, Eosinophilis, and Basophils
What is the relationship b/w the terms erythrocyte and erythropoesis? Erythrocyes are RBC created by the proccess called erythropoesis
What is the relationship b/w the terms reticulocytes and RBC? Reticulocytes is a RBC w/o a nucleus
Role of a neutrophil Release enzymes to destroy bacteria
Role of a monocyte migrate to infected tissues to attack virus
Role of a eosinophil Release enzymes that combat innflamtion in allergic reactions
Role of a basophil leave capillaries, enter tissues and can liberate heparin in allergic reactions
Role of a B Cell Plasma Cells, Produce Anitbodies
Role of a T Cells Attack virus/bacteria
Role of natural killers attack a variety of microbes
What is hemostasis? A sequence of responses that stop bleeding when vessels are injured
List the 3 methods of reducing blood loss Vascular spasm, Platelet pluf formation, and blood clotting
What is hemmorrhage? Bleeding
How does a vascular spasm aid in hemostasis? Reduces blood loss whole other hemostatic mech. operate
How does palate aid in hemostasis? It fills the gap in the injured blood vessel wall
How does clotting aid in hemostasis? Series of chemical reactions that culminates in the formation of fibrin threads
What is the difference b/w a thrombus and embolus? Thrombis- clot in an unbroken vessel Embolus- blood clot, air bubble, fat, or transp. in blood stream
What is a pulmonary embolism and why is it dangerous? Its an embolus in the lungs. it can kill you!
What makes one blood group different from another group? They are organized by the amount of isoantigents
How is type A blood different from type B? A- RBC only show antigen A B- RBC only show antigen B
How is type AB blood differnt from types a or b? AB has both antigens A & B
What does an A- antibody do? B- antibody? A- reacts with antigen A B- reacts with antigen B
Who has an anti A- antibody? who doesnt? People who lack B antibodys will have an A antibody
Who has an anti B- antibody? who doesnt? People who lack A antibodys will have an B antibody
What happens in an incompatiable blood transfusion? Antibodies in recpients plasma bind to antigens on donated RBC
What is the difference b/w Rh+ and Rh- blood? Rh+ people who have Rh antigen Rh- people who dont have it
What is anemia and what are the symptoms? The oxygen carring capacity of blood is reduced. Sympt: Fatigued, intoleratnt of cold, pale skin.
What is the cause of iron-deficiency anemia? Caused by inadequate absorption of iron, excessive loss of iron
what is the cause of pernicious anemia? Insuffient hemopoiesis
what is the cause of hemorrhagic anemia? Loss of RBC
What is the cause of hemolytic anemia? Plasma membrane rupturing early
What is the cause of thalassemia? abnormally in one or more polypeptide chains
what is the cause of aplastic anemia? Destruction of Red Bone Marrow
what is the causes and symptoms of sickle cell anemia? Cause: RBC contain hemoglobin S, forms structures that bend erythrocyte Sympt: easily ruptured cells, hemolytic anemia results
What are the causes an symptoms of hemophilia? Causes: Inheritied, blood clotting Sympt: spontaneous bleeding, trama, noesbleeds, blood in urine
What are the causes and symptions of leukemia? Cause: uncontrolled and accumulation of immature leukocytes
Reticylocyte Counting the volume of reticylocytes in a sampple of blood measures rate of erythropoesis
Hematocrit Counting the % of blood sample that is composed of RBC. Diagnoses anemia.
Differential WBC count Count various forms of WBC to assess for infections and meanufacture of WBC
Complete Blood Count Measures volume of all blood componets, measures blood componets that are out of range
-emia blood condition
erythr(o) red
gluc(o) sugar, glucose
glyc(o) sugar, sweet
hem(O), Hemat(o) blood, hemorrhage
-rrhagia hemorrhage, excessive discharge
phleb(o) vien
thromb(o) blood clot
Created by: 2312489