The presence of chyme in the duodenum causes the ________
A) gallbladder to contract, sending bile into the duodenum
B) liver to contract, sending liver digestive enzymes into the hepatic duct
C) pancreas to secrete digestive enzymes into the stomach
D) stomach to contract, sending bile into the duodenum
A
Explanation: A) Correct!
B) The liver does not contract and does not have liver digestive enzymes.
C) Pancreatic digestive enzymes do not go into the stomach.
D) The stomach does not send bile to the duodenum.
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