What do acidic substances "donate" in chemical reactions?
a. oxygen atoms
b. hydrogen ions
c. protons
d. carbon atoms
e. chloride ions
b
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Match the correct answer with the appropriate term
_______ 1. Nutrient whose deficiency causes beriberi _______ 2. Richest food source of thiamin _______ 3. Also known as vitamin B2 _______ 4. Greatest contributor of riboflavin for most people _______ 5. Caused by riboflavin deficiency and characterized by cracks and redness at corners of mouth _______ 6. Precursor of niacin _______ 7. A low-protein diet centered on this food that once caused widespread pellagra in the U.S. South _______ 8. Large doses can raise HDL cholesterol _______ 9. Deficiency of this vitamin is induced by feeding raw egg whites _______ 10. Vitamin whose principal active form is part of coenzyme A (CoA) _______ 11. Toxicity from this vitamin is known to cause nerve damage and inability to walk _______ 12. Prevention of neural tube defects is related to increased intake of this substance by pregnant women _______ 13. One of the first two symptoms of folate deficiency _______ 14. Required to maintain nerve fiber sheath _______ 15. Required for absorption of vitamin B12 _______ 16. Vitamin made in the body from methionine _______ 17. The antiscorbutic factor _______ 18. Vitamin C is required for the synthesis of this substance _______ 19. Justly famous as a source of vitamin C _______ 20. Substances that neutralize free radicals and may play role in disease prevention a. Pork b. Corn c. Milk and milk products d. Folate e. Biotin f. Nicotinic acid (Niacin) g. Choline h. Anemia i. Collagen j. Thiamin k. Antioxidants l. Cheilosis m. Vitamin B6 n. Vitamin B12 o. Tryptophan p. Citrus fruits q. Vitamin C r. Intrinsic factor s. Riboflavin t. Pantothenic acid
Nerissa's parents are concerned about her weight. At age 15, Nerissa is 5?5? tall, and 1 year ago she was 28 pounds overweight. She entered an exercise program, went on a calorie reduction diet, and lost 25 pounds. Now, it seems as if Nerissa is obsessed with diet and exercise. She has reduced her caloric intake to fewer than 1,000 calories per day, and exercises several times a day. Her
mother's efforts to talk her into eating more have been to no avail. The school nurse has asked Nerissa's mother to come in for a conference. The nurse asks her to explore some of the reasons for the initial overweight problem. What are some factors that can worsen an adolescent's weight problem?
How do the lipoproteins LDL and HDL influence heart disease risk? a. LDL are much lighter in weight since they do not contain as much cholesterol to take to the cells. b. HDL are affected by the amount of cholesterol we eat in our diet
c. LDL benefit the heart by transporting cholesterol to the tissues and away from blood. d. HDL play an important role in scavenging cholesterol from the tissues for disposal. e. HDL transport dietary fat to the liver and help keep fat from being stored in the liver.
________ cancer is the second leading cause of cancer deaths in females in the United States.
A. Breast B. Pancreatic C. Bladder D. Liver