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WK 7 Physiology

Physiology wk 1-6 study cards

QuestionAnswer
What is a negative feedback loop? A process where the body reverses a change to keep balance.
What is homeostasis? The body’s ability to keep a stable internal environment.
What is a set point? The normal value the body tries to maintain (like body temperature).
What is the main function of lipids? To store energy and make cell membranes.
What are amino acids? The building blocks of proteins.
What is the main function of carbohydrates? To provide quick energy for the body.
What does DNA do? It carries genetic information
What is the cell membrane made of? A lipid bilayer with proteins.
What does the fluid mosaic model describe? How the cell membrane is flexible with moving proteins.
What is one main function of the cell membrane? To control what enters and leaves the cell.
What is mitosis? Cell division that makes identical cells.
Why do cells grow and divide? To repair, grow, and replace old cells.
What is the epidermis? The outer layer of the skin.
What is the dermis? The inner layer of skin that has blood vessels and nerves.
What do myosin and actin do? They work together to make muscles contract.
Created by: Samar2025
 

 



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