Lecture exam Pearson prep T/F

Question 1

Amino acid absorption is coupled to the active transport of sodium.

Answer 1

True

Question 2

Bile enzymatically digests fats and related lipids.

Answer 2

False bile is not an enzyme

Question 3

The defecation reflex is mediated by a sympathetic spinal cord reflex.

Answer 3

false it is parasympathetic

Question 4

In addition to gastrin, ACh and histamine regulate the release of HCl from parietal cells.

Answer 4

True

Question 5

Portal triads contain a branch of the hepatic artery, hepatic portal vein, and bile duct.

Answer 5

true

Question 6

Protein digestion begins in the oral cavity under the action of salivary peptidase.

Answer 6

False it begins in the stomach under peptin

Question 7

The pancreas is a retroperitoneal organ.

Answer 7

True

Question 8

The pyloric sphincter regulates passage of chyme from the stomach into the duodenum.

Answer 8

True

Question 9

The vermiform appendix essentially has no purpose

Answer 9

False it stores bacteria for the gut

Question 10

Tooth enamel is the hardest substance in the body.

Answer 10

True

Question 11

The hepatopancreatic ampulla is composed of the pancreatic duct and the lesser hepatic duct.

Answer 11

False the bile duct and the pancreatic duct

Question 12

The order of the large intestines is: cecum, ascending colon, hepatic flexure, transverse colon, splenic flexure, descending colon, sigmoid colon.

Answer 12

True

Question 13

The submucosa is in direct contact with food.

Answer 13

false

Question 14

Digested fats are absorbed into intestinal capillaries.

Answer 14

False

Question 15

The submucosal plexus controls the motility of the digestive tract.

Answer 15

False

Question 16

An adult has 20 teeth.

Answer 16

False