Chapter 34

Which of the following is a pseudo-ruminant?

horse

Which of the following statements is untrue?

Birds eat large quantities at one time so that they can fly long distances.

The acidic nature of chyme is neutralized by .

bicarbonates

The digestive juices from the liver are delivered to the .

duodenum

A scientist dissects a new species of animal. If the animal’s digestive system has a single stomach with an extended small intestine, to which animal could the dissected specimen be closely related?

lion

Which of the following statements is not true?

Essential nutrients can be synthesized by the body.

Which of the following is a water-soluble vitamin?

vitamin C

What is the primary fuel for the body?

carbohydrates

Excess glucose is stored as .

glycogen

Many distance runners “carb load” the day before a big race. How does this eating strategy provide an advantage to the runner?

The excess carbohydrates can be stored in the muscles as glycogen.

Where does the majority of protein digestion take place?

duodenum

Lipases are enzymes that breakdown .

lipids

Which of the following conditions is most likely to cause constipation?

dehydration

Which hormone controls the release of bile from the gallbladder?

CCK

Which hormone stops acid secretion in the stomach?

somatostatin

In the famous conditioning experiment, Pavlov demonstrated that his dogs started drooling in response to a bell sounding. What part of the digestive process did he stimulate?

cephalic phase