Chapter 22

What intestinal hormones stimulates the release of bile from the gall bladder?

CCK

Which hormone stimulates the digestive activity of the stomach?

Gastrin.

oral cavity:

Is lined by stratified squamous tissue.

Both secretin and cholecystokinin (CCK) stimulate secretion from the liver and pancreas. Which of the following statements correctly describes their related functions?

Secretin increases production of bile by the liver, while CCK stimulates the gallbladder to contract, releasing the bile that was already made.

What GI hormones promotes a pancreatic juice rich in bicarbonate ions?

Secretion.

Three separate bands of smooth muscle that run along the outer surfaces of the colon just deep to the swords are called what?

Taeniae coli

Enteric interneurons that are inhibitory to smooth muscle use which of the following neurotransmitters?

VIP (vasoactive intestinal peptide)

dorsal mesentery of the stomach is called the?

greater omentum

The blade-shaped teeth located at the front of the mouth are the _____

incisors

During which phase in the control of the digestive system would bicarbonate and bile be stimulated?

intestinal phase

The cephalic phase of gastric secretion?

is directed by the CNS, and prepares the stomach to receive food.

The esophagus consists of an adventitia instead of which layer?

serosa

Norepinephrine is the neurotransmitter released by which fibers?

sympathetic postganglionic fibers

While multiple hormones have a role in regulating digestion, only one of them affects absorption. Which hormone acts to increase the absorption of nutrients?

vasoactive intestinal peptide (VIP)

The pyloric antrum secretes gastrin

when stimulated by the vagus nerve or when food arrives in the stomach