Overview of The Digestive System

Question 1

Body system that breaks down food into its components,absorbs nutrients, & eliminates the waste

Accepted Answer

Digestive System

Question 2

The hollow space through which food and fluids can pass.

Accepted Answer

Lumen

Question 3

Thickened regions that control the flow of contents at various points in the GI tract.

Accepted Answer

Sphincter

Question 4

The innermost layer of the digestive tract wall.

Accepted Answer

Mucosa

Question 5

Refers to physical treatments that food undergoes while it is in the intestinal tract.

Accepted Answer

Mechanical Digestion

Question 6

A protein that speeds up the rate of a chemical reaction without being altered in the process.

Accepted Answer

Enzyme

Question 7

Process of removing nutrients from the intestinal tract & enabling them to enter other systems.

Accepted Answer

Absorption

Question 8

Refers to the breakdown of large nutrient molecules in food by the action of enzymes.

Accepted Answer

Chemical Digestion

Question 9

A watery slippery fluid secreted by special cells.

Accepted Answer

Mucus

Question 10

Which of the following does NOT describe the alimentary canal or gut.

Accepted Answer

Peristalsis Tract

Question 11

The process of breaking down large food molecules into nutrients that the body can use.

Accepted Answer

Digestion

Questions 11