HLSC 2F95 Lecture Notes - Granulocyte, Muscle Contraction, Sinoatrial Node

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21 Oct 2013
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Blood has multiple components with multiple functions. Heart = highly structured muscle (function varies with in heart region) Male: 5-6 l (more than females because of body mass/structure) Transports: gas, food, waste, product (hormones), and buffer to help with the heart regulation. Protection: cellular, antisoody (fluid component of the immune system), fluid loss (cogulation) 2 basic components of blood: plasma (mostly water, consists of plasma proteins, solutes and water as well, formed elements (platelets, wbc, rbc) Carry o2 (has hemoglobin, gives the red colour to rbc) Nitrogen (n) = most common molecule in air (70-79%) Granulocytes: neutrophils (phagocytosis= engulfs pathogens to get rid of them) , esnophils (suppress inflammatory response: get slapped in face, the red mark after is made from this), Agranulocytes: monocytes (phagocytosis), lymphocytes ( mature to plasma cells, produce ab, 0- :gives to all blood types direct cellular attack. Ab+ (blood types:) take any blood types. Rh (mom is rh- and dad is rh +)

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