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2.1.5 Vocab
| Term | Definition |
|---|---|
| Osmosis | Diffusion of water. |
| Hypertonic | High solute; cell shrinks. |
| Hypotonic | Low solute; cell swells. |
| Isotonic | Equal solute; cell stays the same. |
| Diffusion | Movement from high to low concentration. |
| Concentration Gradient | Difference in concentration between two areas. |
| Telemedicine / Telehealth | Healthcare via video or phone. |
| Hormones | Chemical messengers in the blood. |
| Metabolism | All chemical reactions in the body. |
| Cellular Respiration Equation | $Glucose + Oxygen \rightarrow CO_2 + Water + ATP$. |
| Reactant(s) | Ingredients (left side of equation). |
| Product(s) | Results (right side of equation). |
| Adenosine Triphosphate (ATP) | The body's energy currency. |
| Diabetes Mellitus | Condition of chronically high blood sugar. |
| Type 1 Diabetes | Pancreas makes no insulin (autoimmune). |
| Type 2 Diabetes | Body resists insulin or doesn't make enough. |
| Gestational Diabetes | High blood sugar during pregnancy. |
| Hyperglycemia | Blood sugar is too high. |
| Hypoglycemia | Blood sugar is too low. |
| Autoimmune Disorder | Immune system attacks its own body. |
| Organic Macromolecules / Biomolecules | Large carbon-based life molecules. |
| Carbohydrates | Fast energy (sugars/starches). |
| Proteins | Build structures and run reactions (enzymes). |
| Lipids | Long-term energy and fats. |
| Nucleic Acids | Genetic info (DNA/RNA). |
| Insulin | Hormone that lowers blood sugar. |
| Glucose | Simple sugar used for fuel. |
| Glucagon | Hormone that raises blood sugar. |
| Negative Feedback Loop | Response that reverses a change (homeostasis). |
| Positive Feedback Loop | Response that amplifies a change. |
| Blood Glucose Meter (Glucometer) | Device for a blood sugar "spot check." |
| Continuous Glucose Monitor (CGM) | Device for constant sugar tracking. |
| Insulin Pump | Device that automatically delivers insulin. |
| Pancreas | Organ that regulates blood sugar. |
| Alpha Cell | Pancreas cell that makes glucagon. |
| Beta Cells | Pancreas cell that makes insulin. |