BIOLOGY 4130: HISTOLOGY 2008 STUDY GUIDE #1 Material in included:Chapter 2 The Cell CytoplasmChapter 3 The Cell Nucleus Chapter 4 Tissues: Concept and ClassificationChapter 5 Epithelial Tissue Please Note: This is not an assignment, and this list is not inclusive. 1.Sketch the generalized structure of a plasma membrane (phosphoglycerides, sphingomyelin, cholesterol, glycolipids, glycosphingolipids and proteins), describe the structure and function of lipid rafts, and explain in general terms (basic processes) why transmembrane proteins are essential to overall cell function. 2.Differentiate among endocytosis, exocytosis, and transcytosis and explain the difference between constitutive and regulated exocytosis. 3.Outline the process of receptor-mediated endocytosis, including endosome targeting, receptor recycling, and ligand degradation (targeting to lysosomes) and explain why receptor-mediated endocytosis is considered to be an important cell process.
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