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Lecture

Blood Notes.docx

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Department
Communication
Course Code
COMM 1020
Professor
Dibenedetto

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Description
Blood • Hematocrit layers o 55% plasma  90% water  7% plasma proteins • Fibrinogen – clotting  3% other o 45% cells  99% RBC  <1% WBC and platelets • Anemia – not enough red blood cells • Formed elements basic differences o Erythrocytes – RBC (120 days), f(x) transport  Spectrin protein allows for shape and flexibility  CO2 transported by Globin part of Hemoglobin o Leukocytes – WBC (5 subtypes), f(x) immune defense  Lymphocytes – B cells secrete antibodies, T cells attack invaders  (viruses, cancer cells, Natural killers attack variety of microbes  Monocytes – Phagocytosis after transformed into macrophage  Neu
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