• Cells in the stomach have a membrane H+/K+ ATPase active transport pump that creates an extremely acidic gastric juice (p. 566)
• Water is absorbed in the intestine by osmosis following the absorption of sodium chloride (p. 574)
• An intestinal membrane carrier protein transports dipeptides and tripeptides from the intestinal lumen into the epithelial cells (p. 589)
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Your heart pumps blood throughout your body using a network of tubing called arteries and capillaries which return the blood back to your heart via your veins. Blood pressure is the force of the blood pushing against the walls of your arteries as your heart beats.Learn more...