Secretin. The small intestine is periodically assaulted by a flood of acid from the stomach, and it is important to put out that fire in a hurry to avoid acid burns. similar, but quantitatively less important response to secretin is elicited by bile duct cells, resulting in additional bicarbonate being dumped into the small gut. As acid is neutralized by bicarbonate, the intestinal pH rises toward neutrality, and secretion of secretin is turned off.
Posted: 07/10/2013 6:11 pm EDT Updated: 07/10/2013 6:11 pm EDT. Getty. By: Laura Poppick, Staff Writer. Published: 07/10/2013 04:02 PM EDT on LiveScience. The personality traits of children in the first five years of their life may help predict alcohol use during teenage years, a new study shows. The study, detailed today (July 10) in the journal Alcoholism: Clinical and Experimental Research, reveals certain temperaments of kids that are correlated with teen drinking.
The main concept infants and young children learn by beginning to show egocentrism is the fact that their thoughts, values, and behaviors are different from those of others, also known as the theory of mind.