Digestion

During the intestinal phase, the chyme entering the duodenum causes the enteroendocrine cells to secrete...

• CCK

• leptin

• secretin

• gastrin

CCK....

• responds to fatty chyme

• increases stomach motility and secretions

• stimulates the pancreas to secrete enzymes

• stimulates gallbadder to release bile

• relaxes the hepatopancreatic ampulla

Secretin...

• responds to acidic chyme

• stimulates release of acidic solution from liver and pancreatic ducts

• inhibits gastrin

• decreases stomach motility

Tags

NGSS.HS-LS1-3

The exocrine function of the pancreas refers to its production of pancreatic juices.

• true

• false

_____ cells produce digestive enzymes such as amylase, lipase, proteases, and nucleases.

• islet

• acini

Pancreatic duct cells

• produce water and bicarbonate

• enhance liquid reabsorption

• decrease blood sugar levels

• neutralize acidic chyme so the pancreatic enzymes can function

Starch digestions starts in the.....

• stomach

• mouth

• small intestine

• large intestine

_______ continues to break down most starches into polysaccharides and disaccharides while ______ digests glucose polymers into monosaccharides.

• pancreatic amylase, brush border enzymes

• brush border enzymes, pancreatic amylase

Protein digestion starts in the.....

• small intestine

• stomach

• mouth

• liver

Tags

NGSS.MS-LS1-7

______ is a brush border enzymes that activates the other enzymes released from the pancreas for protein digestion.

• trypsin

• chymotripsinogen

• enteropeptidase

• carboxypeptidase