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lara31 [8.8K]
4 years ago
8

The opening in the center of the iris, which allows light to move to the back of the eye, is called the

Biology
1 answer:
Elena-2011 [213]4 years ago
6 0
The answer is the PUPIL
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Explanation:

Hormones pass into the blood that waters the digestive system, go to the heart, circulate through the arteries and return to the digestive system, where they stimulate the production of digestive juices. The hormones that control digestion are gastrin, secretin and cholecystokinin. Secretin is stimulated by intestinal acid at the duodenal level. Its effect inhibits gastric acid secretion, prostaglandin secretion and via somatostatin release. It decreases gastric emptying and stimulates bile and pancreatic bicarbonate secretion.

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This is your answer...

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