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MikaelaClarete

Physiology weeks 1-6

What is the definition of homeostasis? Maintaining a stable internal environment despite external changes.
What is metabolism? All chemical reactions in the body, including anabolism and catabolism.
Define catabolism. The breakdown of larger molecules into smaller ones, releasing energy.
Define anabolism. The synthesis of larger molecules from smaller ones, storing energy.
Enzyme A protein that speeds up chemical reactions by lowering activation energy.
What does the suffix “-ase” indicate in a word like lactase? It’s an enzyme.
Name three general principles of enzyme function. Lowering activation energy, catalyzing reactions, and conditional sensitivity (e.g., pH, temperature).
What is the primary role of the sodium-potassium pump? What is the primary role of the sodium-potassium pump?
Diffusion Passive movement of molecules from high to low concentration.
Osmosis Diffusion of water across a selectively permeable membrane.
Created by: user-1990647
 

 



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