What is the role of hydrochloric acid in the stomach?
Hydrochloric acid helps to break down food and kill bacteria in the stomach
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15
How do the pancreas and liver contribute to digestion in the small intestine?
The pancreas and the liver contribute digestive enzymes and bile to the small intestine to help break down fats, proteins, and carbohydrates
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How long does food stay in the stomach?
Food can stay in the stomach for around 2-4 hours, depending on the type of food and individual digestive system
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What are the three sections of the small intestine?
The three sections of the small intestine are the duodenum, jejunum, and ileum
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What happens to undigested food in the small intestine?
Undigested food in the small intestine can cause discomfort, gas, and bloating, and may eventually be eliminated as waste.
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What is the purpose of intestinal bacteria?
Intestinal bacteria help to break down undigested food, produce vitamins, and aid in immune function
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How does the body prevent food from entering the lungs?
The epiglottis blocks the trachea (windpipe) when we swallow, preventing food from entering the lungs.
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What are some common disorders of the stomach and small intestine?
Common disorders of the stomach and small intestine include ulcers, gastritis, celiac disease, and Crohn's disease
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How do lifestyle factors like diet and stress affect digestion?
Diet and stress can affect digestion by influencing the amount of stomach acid produced and the rate of movement of food through the digestive system
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How does the small intestine absorb nutrients?
The small intestine absorbs nutrients through the walls of its lining using small finger-like projections called villi.
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What is an ulcer, and how is it treated?
An ulcer is a sore in the lining of the stomach or small intestine that can be caused by bacteria or excess stomach acid. Treatment may involve medication
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What is the connection between gut health and mental health?
The gut and brain are connected through the gut-brain axis, which may influence mood, behavior, and mental health.
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How does the digestive system change as we age?
The digestive system may become less efficient as we age, leading to constipation, nutrient deficiencies, and other digestive problems