HNSC 1210 Lecture Notes - Lecture 3: Blood Sugar, Chyme, Peristalsis
2 Feb 2021
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Document Summary
Digestion breakdown of nutrients into their smallest subunits for absorption into the body. Emulsify process of mixing lipid and water by adding an emulsifier. Tissues can be grouped together to form an organ which has a larger role in the body. Organs can be grouped into body systems for a big picture": example heart is an organ that contains muscles, nerve, and connective tissues. The heart is part of the circulatory system which describes the big picture" function of the heart: discuss how nutrients are transported, nutrients travel through blood and lymph to reach cells, blood tract; heart- tissues-heart-lungs-heart-repeat i. Transports oxygen, nutrients, energy, wastes (carbon dioxide etc) ii. Cellular fluid is exchanged with extracellular fluid (the blood) in capillaries iii. Carbon dioxide is expelled through lungs, in exchange for oxygen, other waste is excreted by kidneys (nephrons) and turned into urine: lymph tract; heart intestines liver heart. Nutrition (fasting, feeding, exercise) can affect balance of hormones, and.
