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2.08 Understand the functions and disorders of the digestive
systemEssential 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?
2.08 Understand the functions and disorders of the digestive system 2
Understand the functions of the
digestive system
2.08 Understand the functions and disorders of the digestive system 3
Functions of the digestive system
Mouth (buccal / oral cavity)What digestive system functions occur in the mouth?
2.08 Understand the functions and disorders of the digestive system 4
Functions of the digestive system
TongueWhat is the digestive system function of the tongue?
2.08 Understand the functions and disorders of the digestive system 5
Functions of the digestive system
TeethMastication
2.08 Understand the functions and disorders of the digestive system 6
Functions of the digestive system
Salivary glands
2.08 Understand the functions and disorders of the digestive system 7
Functions of the digestive system
Palate
Uvula
2.08 Understand the functions and disorders of the digestive system 8
Functions of the digestive system
Pharynx What does the
pharynx do?
2.08 Understand the functions and disorders of the digestive system 9
Functions of the digestive system
Esophagus What does the
esophagus do?
2.08 Understand the functions and disorders of the digestive system 10
Functions of the digestive system
Stomach
2.08 Understand the functions and disorders of the digestive system 11
Functions of the digestive system
Gastric juices Enteroendocrine glands Parietal cells Chief type cells Mucus cells Rennin
2.08 Understand the functions and disorders of the digestive system 12
Functions of the digestive system
Small Intestine
2.08 Understand the functions and disorders of the digestive system 13
Functions of the digestive system
Pancreas What digestive enzymes
are secreted by the pancreas?
2.08 Understand the functions and disorders of the digestive system 14
Functions of the digestive system
Liver
1- Manufacture bile2- Produce and store glycogen3- Detoxify alcohol, drugs, and harmful substances4- Manufacture blood proteins5- Prepare urea6- Store vitamins7- Break down hormones8- Remove red blood cells and recycle iron content
2.08 Understand the functions and disorders of the digestive system 15
Functions of the digestive system
Gallbladder
2.08 Understand the functions and disorders of the digestive system 16
Functions of the digestive system
Large Intestine What are the functions of the
large intestines?
2.08 Understand the functions and disorders of the digestive system 17
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
2.08 Understand the functions and disorders of the digestive system 18
Used to treat Clostridium difficile that grows in human intestines Symptoms range from
persistent diarrhea to life-threatening inflammation of the colon to death
Functions of the digestive system
2.08 Understand the functions and disorders of the digestive system 19
Disorders of the digestive system
Anorexia Decreased or poor
appetite
Symptom
Anorexia nervosa Eating disorder
characterized by refusal to eat
Psychiatric disorder
2.08 Understand the functions and disorders of the digestive system 20
Disorders of the digestive system
Caries What is another name for
caries?
What are caries?
2.08 Understand the functions and disorders of the digestive system 21
Disorders of the digestive system
Cholecystitis What is it? What are the symptoms? How is it treated?
Cholelithiasis (Gallstones)
2.08 Understand the functions and disorders of the digestive system 22
Disorders of the digestive system
Cleft palate What is it? How is it treated?
2.08 Understand the functions and disorders of the digestive system 23
Disorders of the digestive system
Cirrhosis What is cirrhosis?
What are the symptoms?
2.08 Understand the functions and disorders of the digestive system 24
Disorders of the digestive system
Constipation What is constipation?
What are some causes?
2.08 Understand the functions and disorders of the digestive system 25
Disorders of the digestive disorders
Diarrhea What is it? What causes it?
2.08 Understand the functions and disorders of the digestive system 26
Disorders of the digestive disorders
GastroenteritisWhat is it?What causes it?
2.08 Understand the functions and disorders of the digestive system 27
Disorders of the digestive system
Gastroesophageal Reflux Disease (GERD)
What is it?What causes it?
2.08 Understand the functions and disorders of the digestive system 28
Disorders of the digestive system
Hepatitis Hepatitis A Hepatitis B Hepatitis C Hepatitis D Hepatitis E
2.08 Understand the functions and disorders of the digestive system 29
Disorders of the digestive system
Irritable bowel syndrome What is it? What causes it? How is it treated?
2.08 Understand the functions and disorders of the digestive system 30
Disorders of the digestive system
Peptic ulcer What is it?
What causes it?
How is it treated?
2.08 Understand the functions and disorders of the digestive system 31
Relevance of nutrition to the
digestive system
Healthy dietary habits help maintain homeostasis of body systems
2.08 Understand the functions and disorders of the digestive system 32
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 33
2.08 Understand the functions and disorders of the digestive
systemEssential 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?
2.08 Understand the functions and disorders of the digestive system 34
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