stomach Flashcards
(7 cards)
1
Q
stomach
A
muscular organ that receives food from esophagus; containing 3 parts fundus (upper portion), body (middle section), antrum (lower portion)
2
Q
sphincter (sfingk-tr)
A
ring of muscle that controls the opening and closing of stomach; they prevent food from regurgitating
3
Q
lower esophagus sphincter
A
ring of muscle between esophagus and stomach; also called cardiac sphincter
4
Q
pyloric sphincter
A
allows food to leave stomach and enter small intestine (duodenum)
5
Q
pepsin
A
begins digestion of proteins
6
Q
hydrochloric acid
A
kills any bacteria in food
7
Q
chyme
A
made out of bolus but is broken down to be more liquid
