Digestive Flashcards
(122 cards)
Mouth, syn. oral cavity
opening where food enters the body and undergoes the first process of digestion
Palate
roof of the mouth; separates oral cavity from nasal cavity
Uvula
small piece of tissue that hangs in the posterior portion of oral cavity (helps prevent food and liquid from going up your nose when you swallow, secretes saliva to keep mouth hydrated)
Tongue
muscular organ at the floor of mouth; assists in swallowing and speaking
Teeth
structures that provide the hard surfaces needed for mastication
Mastication
chewing
Salivary glands
saliva- secreting glands in oral cavity; include the parotid, sublingual, submandibular glands
Saliva
clear, tasteless, odorless fluid that lubricates food in mouth
Pharynx (throat)
space behind mouth the serves as passage for food from mouth to esophagus and for air from the nose and mouth to the larynx
Esophagus
muscular tube that moves food from pharynx to stomach
Stomach
saclike organ in which chemical part of digestion begins
Cardia
area where esophagus connects to stomach
Fundus
superior domed portion of the stomach
Body
largest part of stomach, between fundus and pylorus
Pylorus
lower part of the stomach connecting to small intestine
Rugae
folds in the stomach lining that increase SA for absorption of nutrients
Small Intestine
long, hollow tube where most absorption of nutrients occurs
Duodenum
first section of small intestine
Jejunum
middle section of small intestine
ileum
terminal (end) part of small intestine connecting to large intestine
Large Intestine
large tube where water is reabsorbed and solid waste products are produced
Cecum
first portion of the large intestine (connects small intestine to colon)
Appendix (vermiform appendix)
fingerlike projection off the cecum of the large intestine (between cecum and colon)
Antacid
drug used to reduce stomach acid