81) ________ arranged within a lobule of the liver into : 1200359.
81) ________ are arranged within a lobule of the liver into a series of irregular, one-cell-thick plates radiating outward.
A) Portal cells
B) Hepatocytes
C) Bile canaliculi
D) Bile ducts
E) Hepatic ducts
82) Bile is produced in the
A) liver.
B) duodenum.
C) pancreas.
D) gall bladder.
E) appendix.
83) Which hepatic cells are antigen-presenting cells that can stimulate an immune response?
A) islets
B) alpha cells
C) hepatocytes
D) Kupffer cells
E) beta cells
84) The pancreatic duct penetrates the duodenal wall with the ________.
A) cystic duct
B) hepatic portal vein
C) common hepatic duct
D) common hepatic artery
E) common bile duct
85) Which of the following digestive structures is retroperitoneal?
A) ileum
B) pancreas
C) stomach
D) gallbladder
E) liver
86) Which pancreatic digestive enzymes digest starches?
A) carbohydrases
B) lipases
C) proteases
D) peptidases
E) nucleases
87) Synthesis of plasma proteins is a major function of the
A) gallbladder.
B) duodenum.
C) pancreas.
D) stomach.
E) liver.
88) A buffer, ________, helps to increase the pH of chyme.
A) secretin
B) trypsin
C) sodium bicarbonate
D) bile salt
E) cholecystokinin
89) The ________ ligament marks the division between the left and right lobes of the liver.
A) quadrate
B) falciform
C) inguinal
D) visceral
E) umbilical
90) The hormone secretin functions to
A) convert trypsinogen into trypsin.
B) activate chymotrypsin.
C) stimulate the release of a secretion containing bicarbonate from the pancreas.
D) stimulate the release of enzymes from the pancreas.
E) decrease the pH of chyme.
81) ________ arranged within a lobule of the liver into : 1200359
