Gero - Day 1 Interpersonal Family,friends Institutional...

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Day 1 Interpersonal Family,friends Institutional USC, religion community environment (where you live) Public Policy government, laws Death Certificate Doctors fill this out "Top Causes of Death in USA" Not proven by autopsy biased how does diet affect these diseases Vocabulary carbohydrates turn into sugars vitamins should come from food basic food in its natural state enriched foods add something that you need, calcium functional foods something added to foods that gives it/or believes to get it a healthy ex: blueberries have antioxidants fast-food already prepared, put together medical food manufactured for a medical disorder that need a prescription organic foods limited pesticides processed food manufactured nutraceutical advertisement that makes it sound that it might be good. medical nutritional belief Staple foods major component of a food italian would be pasta being healthy balanced all three spheres (geriatric model of health) have to keep all 3 things in perspective and tend to them Day 2? Overview of Digestion
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Digestion food and drink are broken down to build and nourish cells for energy completed in the small intestine Functions of Digestion System Ingestion Propulsion starts with swallowing Peristalsis Accessory Digestive Organs assist in breakdown and absorption digestive juices Salivary Glands enzymes begin digestion enzyme a protein that speeds up the breakdown tongue hardest thing to eat is water can't get it into their stomach by putting into a ball Saliva 97-99.5% water contains electrolytes: Na+, K+, Cl-, PO4- when you think about food/ingest food you produce saliva Swallowing (deglutition) transfer food from mouth to stomach stages of swallowing Oral mouth Pharyngeal Esphageal Upper Gastrointestinal System Mouth, esophagus, stomach UGI Digestion esophagus transit bolus (ball of food) to stomach liver and gall bladder digestion fluids Regulation of Gastric Secretion 3 Phases 1) Cephalic phase (your head) parasympathetic and sympathetic system para norpanephrin 2) Gastric Phase 3) Intestinal Phase stomach is moving food from stomach to intestines serotonin --- makes you fall asleep
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Gastric Motility and Emptying Bile very important hemoglobin in red blood cells that carry oxygen Gall Bladder stores and concentrates bile connected to liver by common bile duct get stones in bile duct Pancreas secretes digestive juices Diabetes Type 1 absence of islets of langerhans Lower Gastrointestinal Tract Large Intestine bacteria (important) digest carbohydrates Nutritional concepts Lab/Experiment! Do it! Day 3 Nutritional Concepts: Healthy Weight, BMI, Obesity (Chapter 9) Essential Fat part of the fat that you need for your body if not it doesn't function well fat distributed around the organs and within the organs to cushion the organs Storage Fat Adipose Tissue the cell that makes up fat Internal protection and Isolation Subcutaneous directly beneath the skin
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This note was uploaded on 03/23/2011 for the course GERO 411 taught by Professor Segal during the Spring '11 term at USC.

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Gero - Day 1 Interpersonal Family,friends Institutional...

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