2.08 Understand the functions and disorders of the digestive system Essential questions
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2 2.08 Understand the functions and disorders of the digestive system Essential questions What are the functions of the digestive system? How do the functions of chemical and physical digestion interrelate? What are the common disorders of the digestive system? How are disorders of the digestive system treated? How do you relate the body s use of nutrients to the digestive system? the digestive system 2
3 Understand the functions of the digestive system the digestive system 3
4 Functions of the digestive system Mouth (buccal cavity) What digestive system functions occur in the mouth? the digestive system 4
5 Functions of the digestive system Tongue What is the digestive system function of the tongue? the digestive system 5
6 Functions of the digestive system Teeth Define mastication. How is the tooth s shape related to its function? Incisors Cuspids Bicuspids Molars the digestive system 6
7 Functions of the digestive system Salivary glands What is the function of the salivary glands? What chemical action takes place in the mouth as a result? the digestive system 7
8 Functions of the digestive system What are the functions of these oral cavity structures? Palate Uvula the digestive system 8
9 Functions of the digestive system PHARYNX What does the pharynx do? the digestive system 9
10 Functions of the digestive system Esophagus What does the esophagus do? What is its relevance to your health? the digestive system 10
11 Functions of the digestive system Stomach What are the functions of the stomach? What chemicals are released there? How long does it take for the stomach to empty? the digestive system 11
12 Functions of the digestive system Gastric juices Enteroendocrine glands gastrin Parietal cells HCL and intrinsic factor Chief type cells pepsinogen Mucus cells alkaline mucus Rennin the digestive system 12
13 Functions of the digestive system Small Intestine What digestive process occurs here? What are villi? What is the relevance to your health? the digestive system 13
14 Functions of the digestive system Pancreas What digestive enzymes are secreted by the pancreas? What is there function? the digestive system 14
15 Liver Functions of the digestive system What are the functions of the liver? What is the function of bile glycogen? What vitamin is produced by the liver? Why is it important? the digestive system 15
16 Functions of the digestive system Gallbladder What is the function of the gallbladder? Why is this function important? the digestive system 16
17 Functions of the digestive system Large intestine What are the functions of the large intestines? What is its relevance to health? What type of diet promotes colon health? the digestive system 17
18 Understand the functions of the digestive system Discus the processes of digestion and their relevance to health. Chemical Physical Absorption Elimination the digestive system 18
19 Functions of the digestive system Fecal transplant Allows the bacteria from the healthy stool to repopulate the gut of the patient who has lost healthy bacteria in their gut Used to treat Clostridium difficile that grows in human intestines Symptoms range from persistent diarrhea to lifethreatening inflammation of the colon to death the digestive system 19
20 Functions of the digestive system What can healthcare professionals learn from observing stool specimens? On average, how much flatus does a person produce per day? the digestive system 20
21 Discuss each action of the digestive system Ingestion Mastication Digestion Secretion Absorption Excretion Act of Digestion the digestive system 21
22 Functions of the digestive system the digestive system 22
23 Disorders of the digestive system Anorexia Decreased or poor appetite Anorexia nervosa Eating disorder characterized by refusal to eat Symptom Psychiatric disorder the digestive system 23
24 Disorders of the digestive system Caries What is another name for caries? What are caries? the digestive system 24
25 Disorders of the digestive system Cholecystitis What is cholecystitis? What are the symptoms? How is it treated? Cholelithiasis the digestive system 25
26 Disorders of the digestive system CLEFT PALATE What is cleft palate? What is its impact on health? Who have this condition? the digestive system 26
27 Disorders of the digestive system Cirrhosis What is cirrhosis? What are the symptoms? the digestive system 27
28 Disorders of the digestive system CONSTIPATION What is constipation? What are some causes? What is obstipation? the digestive system 28
29 Disorders of the digestive disorders Diarrhea Define diarrhea. What causes it? What are the effects on your health? the digestive system 29
30 Disorders of the digestive disorders GASTROENTERITIS What is gastroenteritis? What causes it? What healthcare professional would you see for treatment? 2.08 Understand the functions and disorders of the digestive system 30
31 Disorders of the digestive system Gastroesophageal reflux disease (GERD) What are some common causes of GERD? the digestive system 31
32 Disorders of the digestive system Hepatitis Acute Chronic Hepatitis A, B, C, D, E What are some common symptoms of hepatitis? the digestive system 32
33 Disorders of the digestive system Irritable bowel syndrome Define irritable bowel syndrome. Discuss how will treatments relate to: Lifestyle Diet Medication the digestive system 33
34 Disorders of the digestive system Peptic ulcer What is a peptic ulcer? What causes it? How is it treated? the digestive system 34
35 Relevance of nutrition to the digestive system Healthy dietary habits help maintain homeostasis of body systems the digestive system 35
36 Relevance of nutrition to the digestive system Vitamins Fat soluble Vitamins A, D, E, K Water soluble Vitamins C, B Electrolytes Calcium Chloride Magnesium Phosphorus Potassium Sodium 2.08 Understand the functions and disorders of the digestive system 36
37 2.08 Understand the functions and disorders of the digestive system Essential questions What are the functions of the digestive system? How do the functions of chemical and physical digestion interrelate? What are the common disorders of the digestive system? How are disorders of the digestive system treated? How do you relate the body s use of nutrients to the digestive system? the digestive system 37
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