Across
- 2. Particles containing a core of lipids surrounded by a shell of protein and phospholipid that transport lipids in blood and lymph
- 5. Chemical substances in foods that provide energy, structure, and regulation for body processes
- 7. Positively and negatively charged ions that conduct an electrical current in solution; the term commonly refers to sodium, potassium, and chloride.
- 9. A single sugar molecule, such as glucose
- 11. A lipid made only by animal cells that consists of multiple chemical rings
- 13. The major form of lipid in food and in the body; it consists of three fatty acids attached to a glycerol molecule
- 17. A monosaccharide that is sweeter to the taste than glucose
- 19. The process of breaking food into components small enough to be absorbed into the body
- 20. A substance that delays or prevents blood clotting
- 21. Substances that pass undigested into the colon and stimulate the growth and/or activity of certain types of bacteria
- 22. A general term that refers to how well a nutrient can be absorbed and used by the body
- 24. An organ that secretes digestive enzymes and bicarbonate ions into the small intestine during digestion
- 25. An iron-containing protein in red blood cells that
- 28. A chain of amino acids
Down
- 1. A phospholipid that is a major component of cell membranes and is used as an emulsifier in foods
- 3. The disaccharide comprised of glucose and galactose; it is the sugar found in milk and other dairy products.
- 4. Organic compounds needed in the diet in small amounts to promote and regulate the chemical reactions and processes needed for growth, reproduction, and maintenance of health
- 6. The passive movement of water across a membrane to equalize the concentration of dissolved solutes on both sides
- 8. Natural pigments synthesized by plants and many microorganisms; they give yellow and red-orange fruits and vegetables their color.
- 10. A carbohydrate made of many glucose molecules linked in straight or branching chains; the bonds that hold the glucose molecules together can be broken by the human digestive enzymes.
- 12. Blood pressure that is consistently elevated to 140/90 mm of mercury or greater
- 14. Products that contain live bacteria, which when consumed live temporarily in the colon and confer health benefits on the host
- 15. A term used generally to describe the addition of nutrients to foods, such as the addition of vitamin D to milk
- 16. Molecules formed when there is not a sufficient amount of carbohydrates to
- 18. The amount of heat needed to raise the temperature of one gram of water by 1°C; it is commonly used to refer to a kilocalorie, which is 1,000 calories.
- 23. Refers to a pattern of food intake that eliminates all animal products
- 26. A group of organic molecules, most of which do not dissolve in water; they include fatty
- 27. A nitrogen-containing waste product that is excreted in the urine