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Anatomy Ch. 3

Cells

QuestionAnswer
Passive Processes no energy expenditure required
Active processes cellular energy expenditure required
Carrier mediated transport facilitated diffusion and active transport
homeostasis sodium potassium exchange pump
vesicular transport endocytosis and exocytosis
pinocytosis "cell drinking"
Phagocytosis "cell eating"
Cilia moves fluids across cell membrane
flagella move a cell through surrounding fluid ex sperm
apoptosis death of cells
Cells building blocks of the human body
extracellular fluid interstital fluid
Cell Membrane provides isolation protection sensitivity and support; controls entrance and exits of materials
cytosol distributes materials by diffusion
Centrioles essential for movement of chromosomes during cell division
Ribosomes synthesize protiens
Proteasomes break down and recycle damaged or abnormal intracellular protiens
microvilli increases surface area to facilitate absorption of extracellular materials
Endoplasmic Reticulum Sythesizes secretory products; provides intracelluar storage and transport
Rough ER Packages newly formes protiens
Smooth ER synthesizes lipids and carbs
Golgi Apparatus Stores altars and packages secretory products forms lysosomes
Lysosomes remove damaged organelles or pathogens within cells
Peroxisomes Catabolize fats and other organis compounds; neutralize toxic compounds generated in the process
Mitochondria Produce 95% of ATP required by the cell
Nucleus contols metabolism stores and processes genetic info; controls protien synthesis
Nucleolus synthesizes RNA and assembles ribosomal sub units
osmotic pressure force of water movement into that solution
hypotonic solution with lower concentration of solutes than with in the cell
Hypertonic solution that has a greater concentration of solutes than that with in the cell
hemolysis burst of blood cell
crenation shriveling of blood cell
Filtration pressure forces water across membrane
ion pumps actively transports sodium potassium calcium and magnesium across cell membrane
Exchange pump carrier protien
Created by: twlightgirl92