Chapter 12- Digestive System Flashcards
Gastroenterology:
is the healthcare specialty that deals with most digestive diseases and disorders.
Gastroenterologist:
Proctologist:
Hepatology:
Hepatologist:
Anatomy of the DS:
-Gastrointestinal tract or Digestive tract or Olimentary Canal.
-Large muscular tube that, w/ help of hormones & enzymes, digest
Accessory organs:
Salivary glands, gallbladder, liver & pancreas
Mouth:
Checks. lips. tongue, hard palate, soft palate, also called oral cavity. buccal cavity.
-adults in 32 teeth.
-Baby teeth, (primary teeth, milky teeth or deciduous.
Pharynx:
Throat
Nasopharynx:
Oropharynx:
Laryngopharynx:
Esophagus:
Stomach:
(Divide into three sections, Fundus, Body, Pylorus)
reservoir of food
Fundus:
Body:
Pylorus:
Stomach wall contains:
Ruguae
Pyloric sphincter:
B/w the pylorus & the small intestine.
Small Intestine:
-has a 1-inch lumen & is about 20 ft. long small intestine is divided into three sections.
Lining of the sm. intestine has plicae (folds) which contain villi,
Duodenum: