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digestion
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Digestion
breaking down food
mechanical digestion
physically breaking down by chewing, churning or mixing
Chemical digestion (hydrolysis)
enzymes and secretions break macromolecules into smaller monomers
Absorption
transporting nutrients- moving digested molecules from the GI tract into blood or lymph for transport to cells
Alimentary canal (GI tract)
food travels through and makes contact with one long tube
Alimentary canal order
Mouth-Pharynx-Esophagus-Stomach-Small Intestine-Large intestine-Rectum-Anus
Accessory Organs
organs that help digestion by adding secretions but food does not pass through them
accessory organs order
Salivary glands, pancreases, liver, gallbladder