Lecture 2 Sep-6-2011 chapter 3 - io2870...

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io - 2870ntroduction to Anatomy and PhysiologyChapter  3The Cellular Level Of Organization
Bio-2870    A & P2The Cellular Level Of Organization9/6/2011Cell TheoryDeveloped from Robert Hooke’s researchCells are the building blocks of all plants and animalsAll cells come from the division of preexisting cellsThe smallest units that perform all vital physiological functionsEach cell maintains homeostasis at the cellular levelSex cells (germ cells)Reproductive cells : Male sperm and Female oocyte (a cell that develops into an egg)Somatic cells (soma = body)All body cells except sex cells
Bio-2870    A & P3The Cellular Level Of Organization9/6/2011
Bio-2870    A & P4The Cellular Level Of Organization9/6/2011Plasma MembraneFunctionsIsolation;protection;sensitivity;support;controls entryand exit ofmaterials=Plasma membrane=Nonmembranous organelles=Membranous organellesLipid bilayer containingphospholipids, steroids, proteins,andcarbohydratesCytosol (distributesmaterialsby diffusion)
3-1 THE CELL MEMBRANEMEMBRANE LIPIDS98% of the plasma membrane is composed of lipids75% of these lipids are phospholipids;  amphipathic molecules20% of these lipids are cholesterol molecules5% of these lipids are glycolipids;  the extracellular glycocalyxnonpolar FA tailspolar head group++Bio-2870    A & P5The Cellular Level Of Organization9/6/2011
Bio-2870    A & P6The Cellular Level Of Organization9/6/2011
 THE CELL MEMBRANEMEMBRANE PROTEINSBio-2870    A & P7The Cellular Level Of Organization9/6/2011
3-1 THE CELL MEMBRANEII.MEMBRANE PROTEINSBio-2870    A & P8The Cellular Level Of Organization9/6/2011
3-1 THE CELL MEMBRANEII.MEMBRANE  CARBOHYDRATES : GLYCOCALYXA) Lubrication & Protection   B) Anchoring & LocomotionBio-2870    A & P9The Cellular Level Of Organization9/6/2011
II.MEMBRANE  CARBOHYDRATESC.Specificity and bindingi.e HIV (gp120 Glycoproteins)  CD4 ReceptorsBio-2870    A & P10The Cellular Level Of Organization9/6/2011
Bio-2870    A & P11The Cellular Level Of Organization9/6/2011Blood Typing Blood Types and Cross-ReactionsBlood Plasma AntibodiesType A : Type B antibodiesType B : Type A antibodiesType O : Both A and B antibodiesType AB : Neither A nor B antibodiesC. Recognitioni.e. blood antigens
I.CYTOPLASMA.CYTOSOLIntra Cellular Fluid  B.ORGANELLESmembranous and Non-membranous3-2 Organelles In The CytoplasmBio-2870    A & P12The Cellular Level Of Organization9/6/2011
i.CYTOSKELETONProteins organized in fine filaments orslender tubesa.MicrofilamentsAnchor Movement/Shapeb.Intermediate  FilamentsStructural , Stability, Shapec.Microtubules

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Term
Winter
Professor
Spranger
Tags
Physiology, Anatomy, Plants, Endoplasmic Reticulum, CELLULAR LEVEL, Carrier Mediated Transport

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