88.) Why is the pancreas both an endocrine and an exocrinegland?

It secretes insulin through the pancreatic duct and bile intothe blood.

It secretes CCK through the pancreatic duct and insulin into theblood.

It secretes insulin through the pancreatic duct and CCK into theblood.

It secretes pancreatic juice through the pancreatic duct andinsulin into the blood.

It secretes bile through the pancreatic duct and insulin intothe blood.

89.) Which of the following is not a function of the liver?

It produces bile.

It removes poisonous substances from the blood and detoxifiesthem.

It secretes digestive enzymes into the small intestine.

It removes iron and certain vitamins from the blood and storesthem.

It helps regulate blood cholesterol levels.

90.) What prevents acid from backing up into the esophagus fromthe stomach?

adventitia

rugae

pyloric sphincter

lower esophageal sphincter

92.) Which type of gastric gland cell secretes pepsinogen?

mucus

gastric pit stem cells

chief

enteroendocrine

parietal

93.) The _______ sphincter is considered to be a physiologicalsphincter because _____________

lower esophageal: it has obvious circular muscles that remaincontracted at death

pyloric; it has no obvious thickening of muscle and it relaxescompletely at death

lower esophageal: it has no obvious thickening of muscle and itrelaxes completely at death

ileocecal; it has obvious circular muscles that remaincontracted at death

pyloric: it has obvious circular muscles that remain contractedat death