PORTAGE LEARNING BIOD 121 Nutrition Exam 4

PORTAGE LEARNING BIOD 121 Nutrition Exam 4 Fat soluble vitamins have all the following characteristics except: They are inorganic Fat soluble vitamins have all the following characteristics except: Correct! All are synthesized by the body 1. Lack of this vitamin can lead to rickets in children and osteoporosis in adults. 2. Xeropthalmia is a result of a deficiency of . 1. Vitamin D 2. Vitamin A 1. is important in the formation of collagen. 2. Like Vitamin A and E it works as a scavenging free radicals. Combining iron with good sources of this vitamin will improve its absorption. 3. A deficiency results in which can be prevented by consuming citrus fruits. This vitamin is often marketed as a cure for the common cold. 1. Vitamin C 2. antioxidant 3. scurvy 1. What vitamin should a women consider supplementing prior to conception and why? Folate - To prevent neural tube defects that occur early in the pregnancy. 1. A deficiency of results in beriberi which translates to I can’t I can’t. Pellagra is a deficiency of niacin and the symptoms include diarrhea, dermatitis, dementia and death. 2. Ariboflavinosis results from a deficiency leading to an inflamed tongue known as glossitis and cheilosis, cracks around the mouth. 3. A deficiency of folate and vitamin both result in megaloblastic anemia, formation of large immature red blood cells. 1. Thiamin 2. Riboflavin 3. B-12 1. To prevent dehydration two hormones are secreted. is secreted from the adrenal glands to conserve sodium and water. 2. The pituitary glands release to decrease urine output. 1. Aldosterone 2. antidiuretic hormone What are ions? Ions are minerals that have an electrical charge and are called electrolytes. 1. Are minerals considered essential or nonessential nutrients? 2. The degree to which they can be absorbed is called their . Minerals needed in amounts > 100 mg per day are called major minerals while those needed in quantities < 100 mg daily are trace minerals. 3. True or False: Minerals are destroyed by heat, light and air during the cooking process? 1. Essential nutrients 2. bioavailability 3. false Name the food sources that are good sources of heme iron. Iron found in animal flesh is in the form of hemoglobin or myoglobin (found in muscle cells) is referred to as heme iron and is easily absorbed. Match the following minerals to their disease/deficiency. a. Iron b. Selenium c. Iodide d. Calcium 1. A particular type of heart disease 2. Osteoporosis 3. Congenital hypothyroidism in children 4. Anemia resulting from a low hematocrit and hemoglobin level 1. A particular type of heart disease 2. Osteoporosis 3. Congenital hypothyroidism in children 4. Anemia resulting from a low hematocrit and hemoglobin level