Chapter 6- Stomach Flashcards
What is the PRIMARY function of the stomach
storage
The stomach is accountable for some nutrient breakdown. The breakdown is PRIMARILY ________, little physical
chemical
The stomach has a ________ lesser curvature and a ______ greater curvature
concave
convex
What is the surface epithelium of the stomach?
simple columnar
What are the TWO cell types produced in the mucosa of the stomach?
surface mucous (lining) regenerative cells
The function of ________ cells in the stomach is to produce THICK VISIBLE MUCUS and BICARBONATE IONS
surface mucus (cells)
Which surface epithelium cell is the basis of pits in the stomach?
regenerative cells
The MUSCULAR MUCOSAE of the stomach is arranged in THREE layers
- Inner circular
- Outer longitudinal
- OUTERMOST _________
circular oblique
Which layer of the stomach is HIGHLY VASCULAR?
submucosa
Where is the arteriovenous anastomosis (AVA) of the stomach located?
submucosa
What is the function of the AVA in the submucosa of the stomach?
shut down activity and secretion FAST
What is the FUNCTION of the submucosal (messier’s) plexus of the stomach?
influence the MUCOSA
secretion, blood flow, limited muscle contractions
What are the THREE muscular layers possible in the MUSCULARIS EXTERNA of the stomach?
innermost oblique
middle circular
outer longitudinal
Which muscularis externa layer of the stomach is WELL DEVELOPED?
a. innermost oblique
b. middle circular
c. outer longitudinal
middle circular
Which MUSCULARIS EXTERNA layer of the stomach is THIN?
a. innermost oblique
b. middle circular
c. outer longitudinal
outer longitudinal
