What is food insecurity? What is food security? 1. What are some of the physiological changes that occur in the body's systems with aging? What nutrients are affected by these changes? How do these changes affect the nutrients? 2. What are some of the factors that may cause an older adult to become malnourished? 3. What are at least 3 key nutrients that older adults should focus on to promote health? 1. Which nutrients are needed in the greatest amounts during pregnancy? Why are they so important? 2. Describe wise food choices for the pregnant woman. 3. What practices should be avoided during pregnancy?

Food Security is the state of being without reliable access to a sufficient quantity of affordable, nutritious food.

1. Physiological changes that occurs with aging; The cardiac output decreases, blood pressure increases and arteriosclerosis develops. The lungs show impaired gas exchange, a decrease in vital capacity and slower expiratory flow rates.

2. Micro-nutrient status may fluctuate and shortfalls in vitamin D, iron and a number of other nutrients. Important risk nutrients include protein; omega-3 fatty acids; dietary fiber; vitamins B6, B12, and E; calcium; magnesium; and potassium. Many older adults are not getting enough of these nutrients. On the other hand, too many older adults are getting too much folate and sodium.

3.

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2. A Pregnant Woman Should Include in Her Daily Diet at Least:

Six servings of enriched, whole-grain breads and cereals. Three servings of nonfat or low-fat milk or milk products. Two to three servings of extra-lean meats, chicken without the skin, fish, or cooked dried beans and peas. Eight glasses of water.

3.