digestion part 1

• Alimentary canal


  GI tract for food digestion & absorption
• Accessory digestive organs


  Teeth, tongue, gallbladder, and glands aiding digestion
• Ingestion


  Intake of food into the digestive tract
• Propulsion


  Movement of food via swallowing & peristalsis
• Mechanical digestion


  Physical breakdown of food through chewing & mixing
• Chemical digestion


  Breakdown of food via enzymes & acids
• Absorption


  Nutrient uptake from the GI tract into blood/lymph
• Defecation


  Elimination of indigestible waste