Chapter 18 The Circulatory System: Blood. Blood Functions and properties Blood cell production Erythrocytes (RBC) Leukocytes (WBC) Hemostasis Blood types. Functions and Properties of Blood. Function: Helps cells get nutrition, gets rid of waste Two types of fluid: Blood and Interstitial
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White Blood Cells (WBCs)WBC are also called Leukocytes (leuko= white, cyte= old cell)-Have nucleus but no hemoglobin_____________________________________
Basophils- allergy, cancer
Neutrophils- radiation, drugs, nutrition deficiency
Lymphocytes- chronic illness
Monocytes-bone marrow depression
Basophils- pregnancy, stressIncreased and Decreased WBCs
After four days, a fibrin clot (red) is on its way out of a microvessel (green) in a mouse's brain.
Tiny blood vessels in the brains of mice have a novel way of dealing with clots — they pack them up and shove them out, right through the vessel wall. Does this happen in Humans?
Hemostatis- the process of stopping the bleeding process
Thrombosis- blood clotting in vessels forming BLOOD CLOTS
Embolism- a blood clot, or air bubble or fat, that blocks a vessel causing Ischemia
Hemorrhage- blood loss. Can be from drugs like Celebrex, anticoagulants, or vessel tearCOAGULATION(BLOOD COTTING)Blood has the ability to clot together. This is good and bad, depending.