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Physiology
Week 1-6
| Question | Answer |
|---|---|
| What is the concept of maintaining stable internal conditions in the body called? | Homeostasis |
| Why is homeostasis important? | Because cells cannot function properly if temperature, pressure, oxygen, or other internal conditions change too much |
| What are the main types of biomolecules found in the human body? | Carbohydrates, lipids, and proteins |
| What is the basic structural and functional unit of life? | The cell |
| What is the cell membrane’s main role? | To regulate what enters and leaves the cell (cell membrane transport) |
| What is cell metabolism? | The sum of all chemical reactions in the cell that provide energy and build essential molecules |
| What two main processes make up the cell life cycle? | Cell growth and cell reproduction |
| What can errors in cell reproduction cause? | Genetic disorders, cancer, or other serious conditions |
| What is a tissue? | A group of similar cells that perform a common function |
| What are the four basic tissue types in the human body? | Epithelial, connective, muscle, and nervous tissue |
| What are articulations (joints)? | Points of contact between bones that either stabilize the skeleton or allow movement |
| What are the three main functions of muscle tissue? | Movement, posture maintenance, and heat production |
Created by:
Marissatitus