stomach wall layers and gastric glands detailed anatomy

anatomy arteriole artery blood capillary cell chief circular color digestive endocrine endoplasmic epithelium food gastric gland golgi histology human illustration intestinal intestine juice lamina layers lining longitudinal lymph lysosome microvilli mitochondria mitochondrion mucosa muscle muscular neck nucleus object oblique parietal pits reticulum stomach structure submucosa tissue vein venule vessel villi wall