Exam 3: Nutrient Digestion and Absorption

Stomach's volume averages _____ liters.

More female athletes than male athletes report GI symptoms.

Extracellular fluid becomes __________ when the concentration of nondiffusible particles outside a cell falls below the concentration inside the cell.

Each villus contains small lymphatic vessels called lacteals.

Total calcium absorption from the small intestine rarely exceeds 10% of the amount ingested.

A diet history represents the best method to assess dietary intake.

Gastric lipase is secreted from the small intestine.

Osmotic pressure refers to the physical pressure on one side of a membrane required to prevent the osmotic movement of water from the other side.

Contains starch that does not cause abdominal gas or colonic gas.

High-fat foods may remain in the __________ for up to 6 hours.

The 25-centimeter portion of the GI tract that connects the pharynx to the stomach.

Gastric emptying rate is affected by fitness status.

Chylomicrons in the bloodstream readily move into the various peripheral tissues through the hydrolyzing action of the enzyme pancreatic amylase, which lines capillary walls.

Which statement is true concerning dietary minerals?

Which statement is true about medium-chain triglycerides?

__________ catabolizes complex organic molecules such as carbohydrates, lipids, and proteins into simpler forms that the body easily absorbs and assimilates.

Although dietary fiber negatively impacts absorption of certain minerals, consuming 20 to 30 grams of fiber daily does not significantly interfere with mineral absorption.

Diverticulosis is more common in younger athletes.

Distance runners and female athletes are least susceptible to diarrhea and IBS.

Pyloric sphincter allows passage of substances from the stomach to small intestine.