NR 507 Patho Chamberlain week 2 quiz Questions With Complete Solutions

fluid mosaic model of cell membrane correct answer: The idea that cell membrane is a fluid, shifting bi layer containing: Cholesterol- keeps membrane fluid states the cell is composed of lipids, proteins, and carbohydrates arranged in a bilayer arrangement Endoplasmic Reticulum correct answer: highway system, is a system of vesicles/membranes that transport material within the cell and outside of the cell Organelle functions correct answer: manufacturing of proteins & protein metabolism for maintenance and growth of cell body Cellular Digestion correct answer: Peroxisome/Lysosome: waste disposal, loaded with digestive enzymes that break down foreign material or waste plasma membrane correct answer: boundary of the cell, described by fluid mosaic model, it is NOT static and is always moving, contains lipids/cholesterol, proteins, and carbohydrates plasma membrane function correct answer: (1) Protection and maintenance of cell shape, role of lipid bilayer embedded with proteins (2) Formation of selective transport system: role of proteins, which open and close like channels (3) Site of cellular metabolism, proteins functioning as enzymes, catalyze reactions outside and inside of the cell (4) Cell to cell recognition and interaction, including ability to bind ligands (hormones, cytokines, and neurotransmitters), medications, and pathogens—mediated by proteins and carbohydrates (5) Important to regulate growth, cell division, tissue recognition, and coordinate all other cellular fun