Digestive System Wizer #1

What are the parts of the digestive system? Label the parts of the digestive system: anus, liver, transverse colon, esophagus, jejunum, cecum, tongue, pharynx, ileum, gallbladder, sigmoid colon, ascending colon, salivary glands, duodenum, descending colon, pancreas. stomach, rectum salivary glands esophagus stomach pharynx gallbladder pancreas duodenum jejunum ileum anus tongue liver rectum cecum sigmoid colon ascending colon transverse colon descending colon Match the organ with its function. bile helps to breakdown lipids tongue positions food for chewing food with saliva bolus food down teeth physical breakdown of food (mechanical digestion), tear and rip salivary amylase digests starch epiglottis stops food from entering the respiratory tract pharynx passageway for both food and air ileum absorption of digested food stomach secretes a hormone called gastrin to mechanically and chemically break down food, churns food into chyme duodenum part of the small intestine where most of the chemical digestion occurs Liver produces bile fats changes in to fatty acid and glycerol after digestion pancreas produces bicarbonate ions to neutralize acidic chyme in duodenum jejunum where some of the digestion finishes off and absorption begins/ small intestine that contains microvilli appendix structure off of the large intestine, not used in digestion cecum first part of large intestine large intestine storing food waste/ reabsorbing water from food/ contains helpful bacteria Digestive Tract Organs vs. Accessory Organs Classify each item below as either part of the Digestive Tract or Accessory Organ group. Digestive Tract Comes into contact with materials passing through mouth esophagus stomach small intestine large intestine anus pharynx Accessory Does not come into contact with material passing through, but aids in digestion liver gallbladder salivary glands pancreas