Foods and Nutrition 1021 Chapter Notes - Chapter 3: Blood Pressure, Pancreatic Juice, Blood

• School: Western University
• Department: Foods and Nutrition
• Course: Foods and Nutrition 1021
• Professor: Jennifer Broxterman

Document Summary

Food and nutrition: chapter 3 the remarkable body. Genes: dire(cid:272)t the (cid:373)aki(cid:374)g of ea(cid:272)h (cid:271)ody (cid:272)ell"s (cid:373)a(cid:272)hi(cid:374)ery, i(cid:374)(cid:272)ludi(cid:374)g e(cid:374)zy(cid:373)es, provide instructions for all structural components needed to survive. Body"s cells: need nutrients (energy, oxygen, water, essential nutrients, die at varying rates; replenish themselves, each cell contains a complete set of genes; different ones are active in different types of cells. Specialized cells: grouped together to form tissues and organs; organs work together in body systems, fat cells specialize to store fat in the adipose tissue, red blood cells indicators of vitamin or mineral deficiencies. Bad (eating) habits make cells not work as hard. Important for efficient circulation of fluids to cells. Replace water lost each day; avoid dehydration. Deliver oxygen and nutrients to all body cells. Carry co2 and other waste materials away from body cells. Pick up most of the fats from the intestine and transport them to the blood. Primarily the heart, lungs, arteries, veins, and capillaries.