C787 WGU Nutrition Questions with Correct Solutions

Vitamin A deficiency causes - spots in the eyeball, dry eyes, inability to see dim light, frequent infections Vitamin C deficiency causes - scurvy, bruising, bleeding gums, weakness, fatigue, rash Vitamin D deficiency causes - rickets, bone and hair loss, muscle pain and weakness Iron deficiency causes - anemia, dizziness, lightheaded, palpitations, pallor Iodine deficiency causes - enlarged thyroid, constipation, difficulty thinking and understanding, fatigue, sensitivity to cold, or slow growth. RDA - Recommended Daily Allowances DRI - Dietary Reference Intakes In the mid 1990's, the DRIs replaced the - Recommended Dietary Allowance (RDA) in the United States. The DRIs are - a set of several reference values that include values related to both adequate intakes and upper levels of intakes. Being physically active is - one of the most important actions that people of all ages can take to improve their health. Physical activity fosters - normal growth and development and can make people feel better, function better, sleep better, and reduce the risk of many chronic diseases. Physical Activity Guidelines for Preschool Age Children - physically active throughout the day to enhance growth and development. Physical Activity Guidelines for Children and Adolescents - 60 minutes or more of moderate-to-vigorous physical activity daily Physical Activity Guidelines for Adults - at least 2.5 to 5 hours a week of moderate-intensity and also weight training 2 or more days a week, as these activities provide additional health benefits.