Most of the people living in a small South African village have access to nutritious foods. Soon after their birth, 10 infants in the village developed severe diarrhea, which resulted in dehydration. After questioning the infants' parents, local public health officials were able to determine the cause of the diarrhea. Based on the officials' findings, the parents were advised to ________.
Raphael Farmer wants to convert from using conventional farming methods to more sustainable ones. He would like to follow recommendations developed by an international team to reduce the problems created by conventional farming methods. The actions below are possible steps that Raphael can take. Click to select the steps that comply with the international team's recommendations.
Ted's diet includes a variety of foods. One of his favorite snacks is a handful of nacho chips with a sandwich made with peanut butter, grape jelly, and enriched, whole-grain bread. To accompany these foods, he drinks a glass of fat-free milk. Consider each of the following statements, and mark the statements that are true. More than one statement may be marked.
- Carotenoids= orange, red, and yellow fruits and veggies
- Alkaloids: Caffeine= stimulant effect found in cocoa, coffee, and tea
- Capasaicinoids= pain relieving properties found in chili peppers
- Fructooligosaccharides= compounds in foods such as onions, bananas, asparagus, and wheat that may stimulate growth of beneficial bacteria in the intestines
- Phenolics: = wine, antioxidant activity
- Alkaloids: Caffeine= stimulant effect found in cocoa, coffee, and tea
- Capasaicinoids= pain relieving properties found in chili peppers
- Fructooligosaccharides= compounds in foods such as onions, bananas, asparagus, and wheat that may stimulate growth of beneficial bacteria in the intestines
- Phenolics: = wine, antioxidant activity
In developing countries, exclusive breastfeeding is the optimal form of infant nutrition for the first six months of life. However, if prepared properly, infant formula can be a nutritious substitute for breast milk. Which of the following is a true statement about safe and nutritious formula feeding for young infants?
Researchers design a(an) experiment to test whether taking a high dose of thiamin repels mosquitoe
Researchers randomly divide 100 people into two groups, each of which have 50 subjects. The treatment group is given pills that contain a very high amount of thiamin. The control group is given similar tasting and appearing pills that do not contain thiamin.
Researchers randomly divide 100 people into two groups, each of which have 50 subjects. The treatment group is given pills that contain a very high amount of thiamin. The control group is given similar tasting and appearing pills that do not contain thiamin.
- Observing a condition or event that needs an explanation is the first step in the scientific method. - -
- Next, a hypothesis is developed that is a possible explanation for the condition or event.
- Scientists then perform experiments to test their hypotheses. During the experiment, scientists collect data that may or may not support the hypothesis.
- At the end of the study, data are analyzed and a conclusion is drawn based on the results.
- Scientists share their findings with peers and, if necessary, conduct more research, the results of which may confirm or refute the previous findings.
- Next, a hypothesis is developed that is a possible explanation for the condition or event.
- Scientists then perform experiments to test their hypotheses. During the experiment, scientists collect data that may or may not support the hypothesis.
- At the end of the study, data are analyzed and a conclusion is drawn based on the results.
- Scientists share their findings with peers and, if necessary, conduct more research, the results of which may confirm or refute the previous findings.
This person will not eat beef but will consume dairy products.
- Follows traditional dietary practices of the hindu religion
This person fasts before communion.
- Follows traditional dietary practices of the roman catholic religion
This person will not eat pork or drink alcoholic beverages.
- Follows traditional Islamic dietary practices
This person avoids tea, coffee, and alcohol.
- Follows traditional dietary practices of the Mormon religion
This person will not eat pork, shellfish, or other "tref" food items.
- Follows traditional Jewish dietary practices
- Follows traditional dietary practices of the hindu religion
This person fasts before communion.
- Follows traditional dietary practices of the roman catholic religion
This person will not eat pork or drink alcoholic beverages.
- Follows traditional Islamic dietary practices
This person avoids tea, coffee, and alcohol.
- Follows traditional dietary practices of the Mormon religion
This person will not eat pork, shellfish, or other "tref" food items.
- Follows traditional Jewish dietary practices
...
The Acceptable Macronutrient Distribution Ranges indicate ranges of carbohydrate, fat, and protein intakes that provide adequate amounts of vitamins and minerals and may reduce the risk of diet-related chronic diseases. For a person who is following a 2,500-kilocalorie per day diet, determine the approximate number of grams of each macronutrient to be consumed using the AMDR as a guideline. Choose the correct answer for each macronutrient from the dropdown menus below.
- Fat-free foods provide less than 0.5 g of fat per serving.
- Low-fat foods contain 3 g fat or less per serving.
- Reduced fat foods provide at least 25% less fat per serving than the reference food.
- Extra lean describes meat or poultry that provides less than 5 g of fat, 2 g of saturated fat, and 95 mg of cholesterol per serving.
- Low-fat foods contain 3 g fat or less per serving.
- Reduced fat foods provide at least 25% less fat per serving than the reference food.
- Extra lean describes meat or poultry that provides less than 5 g of fat, 2 g of saturated fat, and 95 mg of cholesterol per serving.
After a particularly strenuous workout at the gym, Jaime purchased an electrolyte-replacement drink. According to the Nutrition Facts panel on the product's label, each 8-oz serving of the drink supplies 60 kcal. Jaime was so thirsty, he drank the entire contents of the bottle (32 oz). How many kcal of this product did he consume? (32/8)=4 60kcal x 4=240
Complete the sentences by dragging the correct organs or structures into the blanks. Organs or structures may be used more than once.
The tongue is involved in the taste of food and facilitates swallowing. The teeth mechanically break food into small pieces.
The pancreas produces and secretes digestive enzymes.
After being absorbed, many nutrients enter the hepatic portal vein and travel to the liver.
The liver has many functions, including the storage of several nutrients and detoxification of many harmful substances.
The tongue is involved in the taste of food and facilitates swallowing. The teeth mechanically break food into small pieces.
The pancreas produces and secretes digestive enzymes.
After being absorbed, many nutrients enter the hepatic portal vein and travel to the liver.
The liver has many functions, including the storage of several nutrients and detoxification of many harmful substances.
Lance is experimenting in the kitchen and decides to make a gelatin salad. In a food science class, he learned that certain fresh and frozen fruits should not be used in gelatin recipes because they contain an enzyme that breaks down gelatin. Which of the following fresh fruits can he use to make the gelatin salad?
Bile is necessary for some nutrient digestion and absorption; bile is produced in the ____.
Bile is stored in the _________.
The primary nutrient that bile helps digest is ___.
The churning movements of the _________ help mix food with gastric juice.
Bicarbonate, which is secreted by the ___________, is a base that neutralizes the acidity of chyme in the_________ ___________.
Bile is stored in the _________.
The primary nutrient that bile helps digest is ___.
The churning movements of the _________ help mix food with gastric juice.
Bicarbonate, which is secreted by the ___________, is a base that neutralizes the acidity of chyme in the_________ ___________.
The term _______ refers to the stomach.
In the stomach, food becomes a watery mixture that is called _______.
The ______ ___________ controls the rate at which the watery food mixture leaves the stomach and enters the small intestine.
The stomach also produces ________________ ______, which is important for the digestion of protein.
In the stomach, food becomes a watery mixture that is called _______.
The ______ ___________ controls the rate at which the watery food mixture leaves the stomach and enters the small intestine.
The stomach also produces ________________ ______, which is important for the digestion of protein.
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