What digestive enzyme would be most affected in people who are unable to produce hydrochloric acid?
Which of the following processes is regulated primarily by the buffering action of proteins?
Alberta is a 20 year old who has been a vegetarian for 3 years. She comes to you for advice after reading some material online by the Meat Promoters of America organization. One of their statements is: "vegetarians are at risk for protein deficiency because they cannot consume all of the essential amino acids necessary for healthy individuals." How should Alberta be advised?
Although many foods don't provide all the essential amino acids individually, she could consume complementary proteins throughout the day, which would provide all the essential amino acids she needs
Which of the following defines a coenzyme?
An organic molecule required for the functioning of an enzyme
Lillie has been losing weight by following a very-low-carbohydrate diet for 2 months. Her primary care physician just diagnosed ketosis through a urine sample. Which of the following symptoms would be another way the physician might have suspected ketosis in Lillie?
Fruity odor on breath
Chronic excess alcohol intake leads to all of the following effects on folate except .
the small intestine recycles more folate.
What would be the approximate weight gain of a person who consumes an excess of 500 kcalories daily for one month?
Which of the following hormones is most responsible for signaling satiety as well as reducing food intake during a meal?
You are planning a diet for a hospitalized patient who cannot participate in physical activity because both of his legs are broken and he will be bedridden for 6 weeks. Which of the following would best assess the patient's energy expenditure?
Basal metabolic rate
In what region of the body is the storage of excess body fat associated with the highest risks for cardiovascular disease and diabetes?
All of the following are an association between type 2 diabetes and body fat except .
overweight people with the disease who lose weight show no improvement in glucose tolerance and insulin resistance.
Tom was overweight when he was 13. During puberty he continued to gain weight steadily until at age 23, when he decided to lose weight. Tom successfully lost 50 pounds. Which of the following most likely happened to Tom's fat cells?
They shrank in size but did not decrease in number
Which of the following describes a relationship between leptin and energy balance?
Blood levels of leptin usually correlate directly with body fat
What is the best approach to weight loss?
Reduce daily energy intake and increase energy expenditure
All of the following are meal-planning strategies for underweight people who desire to gain weight except .
they should refrain from between-meal snacking, especially energy drinks.
What is meant by the bioavailability of a vitamin in food?
The amount absorbed and subsequently used by the body
When thiamin is consumed in excess of needs, how does the body treat the excess?
Excreted primarily in the urine