Unit 3 Healthy eating plate-using language 补充 ppt课件-(2022新)人教版高中英语选择性必修第二册.pptx
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- Unit Healthy eating plate-using language 补充 ppt课件-2022新人教版高中英语选择性必修第二册 plate using ppt 课件 2022 人教版 下载 _选择性必修第二册_人教版(2019)_英语_高中
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1、Teacher:XXXXX Healthy eating plateSource: Harvard University01Whole grainsEat a variety of whole grains (like whole-wheat bread, whole-grain pasta, and brown rice). Limit refined grains (like white rice and white bread).FruitsEat plenty of fruits of all colors.Healthy proteinChoose fish, poultry, be
2、ans, and nuts; limit red meat and cheese; avoid bacon, cold cuts, and other processed meats.VegetablesThe more veggies - and the greater the variety - the better. Potatoes and French fires dont count.Healthy oilsUse healthy oils (like olive and canola oil) for cooking, on salad, and at the table. Li
3、mit butter. Avoid trans fat.WaterDrink water, tea, or coffee (with little or no sugar). Limit milk/dairy (1-2 servings/day) and juice (1 small glass/day). Avoid sugary drinks.Vegetables and fruits02Vegetables and fruits are an important part of a healthy diet, and variety is as important as quantity
4、.No single fruit or vegetable provides all of the nutrients you need to be healthy. Eat plenty every day.A diet rich in vegetables and fruits can lower blood pressure, reduce the risk of heart disease and stroke, prevent some types of cancer, lower risk of eye and digestive problems, and have a posi
5、tive effect upon blood sugar, which can help keep appetite in check. Eating non-starchy vegetables and fruits like apples, pears, and green leafy vegetables may even promote weight loss. Their low glycemic loads prevent blood sugar spikes that can increase hunger.At least nine different families of
6、fruits and vegetables exist, each with potentially hundreds of different plant compounds that are beneficial to health. Eat a variety of types and colors of produce in order to give your body the mix of nutrients it needs. This not only ensures a greater diversity of beneficial plant chemicals but a
7、lso creates eye-appealing meals.Overall picturesKey pointsTips to eat more vegetables and fruits each day021. Keep fruit where you can see it. Place several ready-to-eat washed whole fruits in a bowl or store chopped colorful fruits in a glass bowl in the refrigerator to tempt a sweet tooth.2. Explo
8、re the produce aisle and choose something new. Variety and color are key to a healthy diet. On most days, try to get at least one serving from each of the following categories: dark green leafy vegetables; yellow or orange fruits and vegetables; red fruits and vegetables; legumes (beans) and peas; a
9、nd citrus fruits.3. Skip the potatoes. Choose other vegetables that are packed with different nutrients and more slowly digested carbohydrates.4. Make it a meal. Try cooking new recipes that include more vegetables. Salads, soups, and stir-fries are just a few ideas for increasing the number of tast
10、y vegetables in your meals.Tips:Vegetables, fruits, and disease - Cardiovascular disease冠心病02 A meta-analysis of cohort studies following 469,551 participants found that a higher intake of fruits and vegetables is associated with a reduced risk of death from cardiovascular disease, with an average r
11、eduction in risk of 4% for each additional serving per day of fruit and vegetables. The higher the average daily intake of fruits and vegetables, the lower the chances of developing cardiovascular disease. Compared with those in the lowest category of fruit and vegetable intake (less than 1.5 servin
12、gs a day), those who averaged 8 or more servings a day were 30% less likely to have had a heart attack or stroke.Conclusions:Vegetables, fruits, and disease - Blood pressure02 The Dietary Approaches to Stop Hypertension (DASH) study examined the effect on blood pressure of a diet that was rich in fr
13、uits, vegetables, and low-fat dairy products and that restricted the amount of saturated and total fat. The researchers found that people with high blood pressure who followed this diet reduced their systolic blood pressure (the upper number of a blood pressure reading) by about 11 mm Hg and their d
14、iastolic blood pressure (the lower number) by almost 6 mm Hgas much as medications can achieve.Conclusions:Vegetables, fruits, and disease - Cancer02A study by Farvid and colleagues followed a Nurses Health Study II cohort of 90,476 premenopausal women for 22 years and found that those who ate the m
15、ost fruit during adolescence (about 3 servings a day) compared with those who ate the lowest intakes (0.5 servings a day) had a 25% lower risk of developing breast cancer. There was a significant reduction in breast cancer in women who had eaten higher intakes of apples, bananas, grapes, and corn du
16、ring adolescence, and oranges and kale during early adulthood. No protection was found from drinking fruit juices at younger ages.Conclusions:NoImageVegetables, fruits, and disease - Diabetes 糖尿病02A study of over 66,000 women in the Nurses Health Study, 85,104 women from the Nurses Health Study II,
17、and 36,173 men from the Health Professionals Follow-up Studywho were free of major chronic diseasesfound that greater consumption of whole fruitsespecially blueberries, grapes, and appleswas associated with a lower risk of type 2 diabetes. Another important finding was that greater consumption of fr
18、uit juice was associated with a higher risk of type 2 diabetes.Conclusions:Vegetables, fruits, and disease - Weight02Data from the Nurses Health Studies and the Health Professionals Follow-up Study show that women and men who increased their intakes of fruits and vegetables over a 24-year period wer
19、e more likely to have lost weight than those who ate the same amount or those who decreased their intake. Berries, apples, pears, soy, and cauliflower were associated with weight loss while starchier vegetables like potatoes, corn, and peas were linked with weight gain. However, keep in mind that ad
20、ding more produce into the diet wont necessarily help with weight loss unless it replaces another food, such as refined carbohydrates of white bread and crackers.Conclusions:Vegetables, fruits, and disease - Gastrointestinal health胃肠道健康02Fruits and vegetables contain indigestible fiber, which absorb
21、s water and expands as it passes through the digestive system. This can calm symptoms of an irritable bowel and, by triggering regular bowel movements, can relieve or prevent constipation. The bulking and softening action of insoluble fiber also decreases pressure inside the intestinal tract and may
22、 help prevent diverticulosis. Conclusions:Vegetables, fruits, and disease - Vision02Eating fruits and vegetables can also keep your eyes healthy, and may help prevent two common aging-related eye diseasescataracts and macular degenerationwhich afflict millions of Americans over age 65. Lutein and ze
23、axanthin, in particular, seem to reduce risk of cataracts. Conclusions:Protein03Protein is an essential macronutrient, but not all food sources of protein are created equal, and you may not need as much as you think. Learn the basics about protein and shaping your diet with healthy protein foods.Pro
24、tein is found throughout the bodyin muscle, bone, skin, hair, and virtually every other body part or tissue. It makes up the enzymes that power many chemical reactions and the hemoglobin that carries oxygen in your blood. At least 10,000 different proteins make you what you are and keep you that way
25、.Protein is made from twenty-plus basic building blocks called amino acids. Because we dont store amino acids, our bodies make them in two different ways: either from scratch, or by modifying others. Nine amino acidshistidine, isoleucine, leucine, lysine, methionine, phenylalanine, threonine, trypto
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