Question | Answer |
Contrast the lymphatic system and vascular system. | |
Describe the functions of the liver. | • Produces bile
• detoxes
• makes stuff |
Discuss the metabolism of alcohol and how it affects the body. | 1. Brain - dementia, memory loss
2. Liver - Cirrhosis
3. Heart Disease - increased triglyceride levels, blood clots
4. High Blood Pressure - Increased Blood Pressure
5. Cancer - Mouth, Stomach, Colon, and Breast
6. Fetal Alcohol Syndrome - Mental ret |
Describe the phases of digestion. | 1. Physical - Chewing, movement of muscles along GI track the divide food into smaller pieces and mix with digestive secretions
2. Chemical - Enzymes, acid, |
Summarize the physical and chemical changes which take place during digestion and sites where they occur. | 1. Physical - Chewing, movement of muscles along GI track the divide food into smaller pieces and mix with digestive secretions
2. Chemical - Enzymes, acid, |
Describe the parts of the gastrointestinal tract, including the accessory organs, and their functions. | Mouth-Chewing, Saliva-mucus, Amylase(enzyme the works on carbs).
Esophagus-Transports food (connects mouth to stomach)
Epiglottis-Flap of tissue
LES-Prevents reflux (lower esophageal sphincter)
Stomach-Chyme (liquid paste)
Pyloric Sphincter-Prevent |
Explain the three main types of absorption. | Passive absorption - High to low (a carrier is something the nutrient binds to)
Facilitated absorption - High to low (has a carrier to help it along)
Active absorption - Low to high (energy is used, and has a carrier). |
1. List the causes, symptoms and treatments for common digestive tract disorders. | Constipation-Difficult or infrequent bowel movement,
Caused by slow motility intestines.
Rx: Eat plenty of dietary fiber, drink more fluids and regular physical activities. |
Describe the parts of the accessory organs, and their functions. | Liver-Produces bile, detoxes, makes stuff.
Gallbladder-Stores bile, Located between the liver and the small intestine, Releases bile into small intestine in the presents of fat, Bile is a emulsifier... allows stuff to mix that doesn't.
Pancreas-secretes |
2. List the causes, symptoms and treatments for common digestive tract disorders. | Diarrhea-Loose watery frequent stools.
Causes: bacteria and viruses.
Rx: Plenty of fluids. |
3. List the causes, symptoms and treatments for common digestive tract disorders. | Gastroesophageal Reflux (GERD)-Symptoms Pain/burning sensation in chest, HCL (Hydrocloric Acid in the esophagusNausea and vomiting.
Causes-The LES opens after closing . 2. Ate a large meal 3. High in fat. 4. Laying down 5. Obsity
Rx: eat smaller m |
4. List the causes, symptoms and treatments for common digestive tract disorders | LES Never closes
Causes-Caffeine, Alcohol, Peppers, Asprin, Nicotine
Rx: Avoid/limit CAPAN |
5. List the causes, symptoms and treatments for common digestive tract disorders | Ulcers (Peptic ulcers)
Causes-1.Over production of acid, CAPAN, and Stress 2. Bacteria infestion
Rx: Avoid/limit CAPAN |