Chapter 12 - The Digestive System Flashcards
Peristalsis
Wave like contractions of the organ walls to move food through the digestive tract
Digestive tract other names
Alimentary canal, gastrointestinal tract
Peritoneum
Large serous membrane that covers and separates the organs of the abdominal cavity
Hard palate
Anterior. Made of bone
Soft palate
Posterior. Made of soft tissue.
Uvula
Used for speech production. Hangs from soft palate
Lower esophageal sphincter (LES)
Muscle that keeps stomach contents from refluxing. Also called the cardiac sphincter.
Contents of the stomach
Pepsin (enzyme) Hydrochloric acid (HCl)
Pylorus
Stomachs lower portion
Duodenum
First portion of the small intestine
Jejunum
Second portion of the small intestine
Ileum
Last portion of the small intestine
Villi
Small projections in the intestinal lining that aid absorption of water, minerals and vitamins
Lacteals
Lymphatic capillaries that absorb small molecules of digested fats
Saliva
Salivary amylase
Bucc/o
Cheek
Dent/o, dent/I
Tooth, teeth
Odont/o
Tooth, teeth
Gingiv/o
Gum