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Alaijah Goswami
ANATOMY 1-5 (notes)
| Term | Definition |
|---|---|
| Femur | The longest and strongest bone in that is in the human body, located in the thigh. It plays a key role in supporting balance, strength, and movement. |
| Vertebrae | Small bones stacked to form the spine, protecting the spinal cord. The vertebrae allow flexibility and movement while protecting nerves. |
| Glucose | A type of sugar used as the body's primary energy source. Extra glucose is stored in the liver and muscles as glycogen for later use. |
| Insulin | A hormone that lowers blood sugars level helping cells absorb glucose. It is released by the pancreas when blood sugar levels rise after eating. |
| Glucagon | A hormone that raises blood sugar levels by signaling to the liver to release stored glucose. It is secreted when blood sugar levels drop, like when skipping meals. |
| pH | A measure amount of how acidic or basic a solution is, affecting body functions. Blood pH must stay between 7.35-7.45 to keep the body functioning properly. |
| Alkalosis | A condition in which the blood can becomes too basic due to a loss of hydrogen ions. Prolonged vomiting can cause alkalosis by removing stomach acid. |
| Electrolytes | Essential minerals (example: sodium and potassium) that help maintain fluid balance. Electrolytes are needed to regulate nerve signals and muscle contractions. |
| Ribcage | A set of bones that protects the lungs and supports breathing. The ribcage expands and contracts to help the lungs take in air. |
| Skeletal System | The body's framework of bones that provides structure and movement. It also produces blood cells and stores minerals like calcium. |