bild2_10

bild2_10 - Fig. 41-12: The stomach and its secretions...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
Interior surface of stomach Esophagus Chief cells (secrete pepsinogen) Small intestine Epithelium Stomach Sphincter Parietal cell Pepsinogen and HCl are secreted into lumen. HCl converts pepsinogen to pepsin. Pepsin activates more pepsinogen; cleaves proteins. Chief cell Folds of epithelial tissue Pepsin Sphincter Pepsinogen HCl H + Cl Parietal cells (secrete HCl) Mucus cells (secrete mucus Gastric gland (3 cell types) 1 2 2 3 3 1 5±m Fig. 41-12: The stomach and its secretions
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Figure 41.19 The duodenum Liver Bile Acid chyme Stomach Pancreatic juice Pancreas Intestinal juice Duodenum of small intestine Gall- bladder
Background image of page 2
Fig. 41-16: Absorption of Fats Lumen of small intestine Lacteal Chylomicron Phospholipids, cholesterol, and proteins Triglycerides Monoglycerides Triglycerides Fatty acids Epithelial cell 1) In the lumen, bile salts (not shown) keep fat droplets from coalescing. Within the fat droplets, fats (triglycerides)are broken down by the enzyme lipase. 2)
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 4
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 04/15/2011 for the course BILD 2 taught by Professor Schroeder during the Winter '08 term at UCSD.

Page1 / 6

bild2_10 - Fig. 41-12: The stomach and its secretions...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online