oblique layer churn enzymes
the muscularis externa of the stomach has an extra layer termed the ____ ____ which enables the stomach to ___ food in order to expose it thouroughly to stomach _____
rugae surface area distension
the inside of the stomach has folds called ____ which provide ____ ____ for further digestion, as well as allowing ____ of the stomach.
chief cells inactive protein pepsin
____ ____ secrete pepsinogen, which is the ____ form of the _____-digesting enzyme ____
G cells gastrin gastric acid
____ ____ secrete the hormone _____ which can stimulate the secretion of _____ ____
intrinsic factor vitamin b12 maturation RBCs
parietal cells secrete a polypeptide called ____ ____, needed for absorption of _____ ____ in the intestine, which is needed for ____ of ____.
mucin mucoprotein lining stomach
mucus cells in the stomach produce ____; an insoluble ________ to protect the ____ of the _____
parietal cells pepsinogen chief cells pepsin
The HCl from ____ _____ activates the _____ from _____ _____; thus producing _____
polypeptides smaller polypeptides hydrolysis
Pepsin breaks _____ into ______ _____, via the process of ______
proteins lipase lipids carbohydrates
_____ are only partially digested in the stomach. ______ (also secreted by the gastric glands) only partially digests _____. _____ are not digested at all.
parasympathetic tastes smells sees thinks about hunger
the cephalic phase of gastric secretion is stimulated by ______ reflexes whener a person ____, _____, _____ or ____ _____ food. Also dependent on the person's level of ____.
gastrin gastrin stimulates more gastric juice
in the gastric phase, the food entering the stomach triggers the release of _____ from the stomach wall and the ____ in turn ____ the production of _____ _____ _____.
the phase of gastric digestion that begins as the food leaves the stomach and enters the small intestine