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W17 - The digestive system
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Name given to the population of good bacteria that live in our digestive tract
Microbiote
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It's a muscular tube that connects the mouth to the stomach
Esophagus
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It's the organ of the digestive system where digestion begins
Mouth
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Name given to the muscular contractions that move food through the digestive system
Peristalsis
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It's when the cells of the digestive system take in small molecules of digested food
Absorption
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Name of the first part of the small intestine, where nutrients are digested
Duodene
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It's the breakdown of food into smaller particles that your body can use.
Digestion
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The stomach carries out a type of chemical digestion using:
Stomach acid
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It's the type of digestion in which food is chemically broken down
Chemical digestion
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This type of proteins help break down molecules and catalyze chemical reactions
Enzymes
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Thin, watery liquid made of food and gastric juices
Chyme
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State of total equilibrium in the body, while nutrients are being carried throughout the entire system
Homeostasis
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Name of the enzyme that helps break down proteins
Pepsin
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Type of acid found in the stomach
Hydrochloric acid
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Name the two parts of the digestive system
Digestive tract and organs of the DS
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It's the act of eating, or putting food in your mouth.
Ingestion
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It's the type of digestion in which food is physically broken down.
Mechanical digestion
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Fingerlike structures in the small intestine that absorb nutrients
Villi
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Name of the organ that excretes the enzyme Amylase
Salivary glands
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It's the removal of waste from your body.
Elimination
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Excess of water will be absorbed in this part of the digestive tract
Large intestine
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Name all 4 stages that food goes through when you eat it
Ingestion, digestion, absorption and elimination
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Large, hollow organ that temporarily stores food
Stomach
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