NUTR250 - CH3 & CH4 Quiz Questions

Protein digestion begins in the mouth.

False

What substance is secreted by the gallbladder to emulsify fats?

Bile

The lymphatic system absorbs and transports which nutrients?

Long chain fatty acids and fat-soluble vitamins

The semiliquid mass of partly digested food expelled by the stomach into the duodenum is called ________?

chyme

How is blood routed through the digestive system?

Heart to arteries to capillaries (intestines) to hepatic portal vein to capillaries (liver) to hepatic vein to heart

Nutrient in the small intestine are absorbed through ______.

Villi

Which of the following organs does not provide secretions to aid in digestion: Appendix, Stomach, Salivary glands, Pancreas, Liver

Appendix

What do sphincter muscles do?

Regulate the flow of food particles along the GI tract

What protects stomach cells from acid and disease-causing bacteria?

Mucus

It takes about 24 hours, on average, for a meal to pass through the entire digestive tract.

True

Sucrose, or table sugar, is a disaccharide composed of ________.

one glucose and one fructose unit

Unlike type 1 diabetes, type 2 diabetes _____.

is much more likely to be associated with obesity

When blood glucose falls, which organ responds first?

The pancreas

A friend says he is on the “keto diet” and eats no carbohydrates. His body converts his dietary protein to glucose through ________.

gluconeogenesis

Fibers that can be digested by bacteria in the GI tract are called ________.

fermentable

Which of the following is a starchy vegetable and provides about 15 grams of carbohydrate per half-cup serving?

Corn

Which compound is a storage form of energy for the body?

Glycogen

In which part of the GI tract do enzymes hydrolyze the disaccharides into monosaccharides?

Small intestine

Given the average minimum amount of glucose used by the brain, the RDA for carbohydrate is ________ g.

130

The primary acute symptom of uncontrolled diabetes (any type) is _____________.

hyperglycemia