NUTR 1010 Lecture Notes - Lecture 5: Facilitated Diffusion, Pepsin, Hydrochloric Acid
15 Apr 2016
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Lecture 5: eaing out the healthy way & digesion. Many chain restaurants have nutriion informaion available online. Creamy soups or sauces, foods with lots of cheeses. Grilled lean meats like chicken breast, ilet mignon, pork chop. Plain baked potato and steamed veggies for sides. Skim milk in cofee drinks - skip the whip. Vegetarian meals with whole grains and less cheese. Have half packed up before you get your plate. Moving the iny pieces from inside of intesine into blood stream: eliminaion. Insulin and glucagon levels in the blood change. Cephalic phase of digesion is before you eat. Know its an enzyme when it ends in ase. Waves of muscle contracions that move the food. 3 thick muscle layers churn and break up food. Hydrochloric acid: denatures protein (unravels) ph of gastric juice is 2. 0. Chyme is delivered from the stomach through the pyloric sphincter. Bile emulsiies the fat- breaks it into small droplets that mix with water.
