Exam 3: Chemical, Biological, and Physiological Aspects of Nutrition

Large meals leave your stomach afaster rate than small meals.

The _____ is/are responsible for removing urea from the body.

An atom is neutral when the number of _____.

Why is it important that the body is able to expend energy in order to make some transport reactions possible?

Positively charged ions are called cations, while negatively charged ions are called anions.

A substance with a pH of 2 is more acidic than a substance that has a pH of 7.

The presence of fat-containing chyme in the stomach signals the release of CCK from the small intestine.

_______________ is an autoimmune response to the protein gluten that damages the absorptive surface of the small intestine.

When material moves too quickly through the large intestine, this can result in _____, whereas _____ often results when the material moves too slowly.

What are molecules composed of two or more different atoms called?

In the form of passive transport called _______________ a substance crosses a cell membrane with the assistance of a transport protein.

What is the anatomical birth defect that results in an opening between the oral and nasal cavities called?

The cellular waste products generated by metabolism include carbon dioxide, water, and _____.

In the molecular formula C₆H₁₂O₂, how many atoms of oxygen are present?

Food undergoes partial physical and chemical breakdown in the _____.

What is a solution that reacts with both acids and bases to maintain a constant pH called?

Substances cross cell membranes by passive and active transport.

Secretin signals the pancreas to release pancreatic juice, an alkaline solution consisting of water, various enzymes needed for digestion, and _____.

Vitamin _____ is produced by the intestinal bacteria.

The gastric phase of digestion begins when someone puts food in his/her mouth.