click below
click below
Normal Size Small Size show me how
10th Health
Chapter 1 Review
Question | Answer |
---|---|
D1. pediatrician | provides primary care for infants and children |
D2. metabolism | sum of all body activities related to the use of food and oxygen |
D3. gastroenterology | treatment of diseases and disorders of the digestive system |
D4. digestion | physical and chemical breakdown of complex nutrients into simpler water-soluble substances the body can use |
D5. gingiva | tissue surrounding the teeth |
D6. peristalsis | wavelike contractions that move food through the esophogus |
D7. duodenum | the first 10 inches of the small intestine |
D8. blood cholesterol | a fatlike substance that can accumulate in blood vessels and restrict blood flow |
D9. amino acids | long chains of building blocks that form proteins |
D10. saturated fatty acid | a straight fatty acid chain having as many hydrogen atoms as it can possibly hold |
D11. unsaturated fatty acid | a bent fatty acid chain having fewer than the maximum number of hydrogen atoms |
D12. antioxidants | substances that neutralize harmful molecules called free radicals |
D13. kilocalorie | the common unit for measuring the energy value of foods |
D14. basal metabolism | the lowest rate of metabolism while at rest |
D15. nutrient density | the proportion of nutrients compared to the number of calories the food contains |
I1. the water-soluble vitamins | vitamin C, B complex vitamins |
I2. the fat-soluble vitamins | vitamins A, D, E, K |
I3. the vitamin that aids in proper blood clotting | vitamin K |
I4. the electrolytes | chlorine, potassium, sodium |
E1. Why is it important to eat foods with high nutrient density? | to obtain all the essential nutrients; foods with low nutrient density provide calories but lack important nutrients such as vitamins, minerals, protein, and fiber |
E2. Why is yo-yo dieting not a recommended method for weight loss? | The cycle of losing and gaining makes it more difficult for someone to lose weight because with each cycle the body fat content becomes higher. |
A1. epinephrine | adrenal gland |
A2. insulin | pancreas |
A3. melatonin | pineal gland |
A4. somatotropin | pituitary gland |
A5. cortisol | adrenal gland |
A6. glucagon | pancreas |
A7. estrogens | gonads |
T1. What is the difference between complete and incomplete proteins? | Incomplete proteins (from plant sources) lack one or more of the essential acids. Complete proteins (from animal sources or combined sources) supply all of the essential amino acids. |
T2a. Which macronutrient should supply the majority of your total daily calories? | carbohydrates |
T2b. Which food groups contain large amounts of this nutrient? | breads and cereals, vegetables, fruits (Plant proteins from the meat group may also contain complex carbohydrates; milk products contain lactose, a simple carbohydrate) |
T3. When might you need to monitor your intake of vitamins and minerals? | if you are dieting or exercising strenuously on a regular basis |