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Sodium
Questions on sodium
| Question | Answer |
|---|---|
| Sodium’s main role in the body is as what? | Electrolyte |
| What are the three main electrolytes? | Sodium, chloride, and potassium |
| What is sodium’s chemical symbol? | Na⁺ |
| What is chloride’s chemical symbol? | Cl⁻ |
| What is the main positively charged ion outside of cells? | Sodium (Na⁺) |
| What is the main positively charged ion inside of cells? | Potassium (K⁺) |
| What is the main negatively charged extracellular ion? | Chloride (Cl⁻) |
| What is the chemical name for salt? | Sodium chloride (NaCl) |
| What are the main functions of sodium? | Maintains fluid balance, blood volume, nerve transmission, and muscle contraction |
| What is the adequate intake (AI) for sodium for adults? | 1,500 mg per day |
| What is the upper limit for sodium intake set by the American Heart Association? | 2,300 mg per day |
| What happens when sodium levels are too high? | Can cause fluid imbalance, high blood pressure, kidney disease, heart disease, and stroke |
| What disease risk increases with high sodium intake besides hypertension? | Stomach cancer |
| What compound in processed meats can form carcinogenic nitrosamines? | Sodium nitrite |
| What usually causes hyponatremia (low blood sodium)? | Fluid overload, drug interactions, or prolonged vomiting/diarrhea |
| What is the best way to reduce sodium intake? | Limit processed and fast foods |
| Name at least three ingredient list terms that indicate added sodium. | Monosodium glutamate (MSG), sodium nitrate/nitrite, baking soda, disodium phosphate |
| What potential concern exists with sea salt? | It can contain microplastics from ocean pollution |