BIOLOGY Digestive
System Exam
Questions with Correct
Solutions
User [Date] [Course title]
, mechanical (physical) digestion - Correct Answer: one of the jobs of the digestive system: physically
break food down into smaller pieces; purpose is to increase surface area
chemical digestion - Correct Answer: one of the jobs of the digestive system: breaking the
macromolecules into their monomers
absorption digestion - Correct Answer: one of the jobs of the digestive system: taking nutrients into the
bloodstream
major function of the digestive system - Correct Answer: To break down the food into smaller parts that
are more easily absrobed in the blood stream. This allows the body to nourish the cells
mouth - Correct Answer: beginning of the digestive tract
starts when taking the first bite of food
chewing breaks down the food into smaller pieces
saliva mixes with the food and breaks it down into a form more easily absorbed by teh body
mechanical - Correct Answer: type of digestion done by the teeth and tongue
chemical - Correct Answer: type of digestion done by the salivary glands
saliva - Correct Answer: contains amylase, an enzyme that breaks down starches
bolus - Correct Answer: food after it's been chewed and mixed with saliva
esophagus - Correct Answer: located behind the trachea
food is received when you swallow
muscular contraction called peristalsis push the food down the esophagus into the stomach
System Exam
Questions with Correct
Solutions
User [Date] [Course title]
, mechanical (physical) digestion - Correct Answer: one of the jobs of the digestive system: physically
break food down into smaller pieces; purpose is to increase surface area
chemical digestion - Correct Answer: one of the jobs of the digestive system: breaking the
macromolecules into their monomers
absorption digestion - Correct Answer: one of the jobs of the digestive system: taking nutrients into the
bloodstream
major function of the digestive system - Correct Answer: To break down the food into smaller parts that
are more easily absrobed in the blood stream. This allows the body to nourish the cells
mouth - Correct Answer: beginning of the digestive tract
starts when taking the first bite of food
chewing breaks down the food into smaller pieces
saliva mixes with the food and breaks it down into a form more easily absorbed by teh body
mechanical - Correct Answer: type of digestion done by the teeth and tongue
chemical - Correct Answer: type of digestion done by the salivary glands
saliva - Correct Answer: contains amylase, an enzyme that breaks down starches
bolus - Correct Answer: food after it's been chewed and mixed with saliva
esophagus - Correct Answer: located behind the trachea
food is received when you swallow
muscular contraction called peristalsis push the food down the esophagus into the stomach
