The Digestive System Flashcards
(20 cards)
Which organ are involved in the Digestive System?
Mouth, esophagus, stomach, small intestine, large intestine, rectum, & anus.
What is the primary function of the mouth in digestion?
It initiates the breakdown of food through chewing and saliva.
What is the primary function of the esophagus in digestion?
It is a tube that connects the mouth to the stomach so that food and liquids can be transported.
What is the primary function of the stomach in digestion?
It stores food and mixes it with digestive juices (hydrochloric acid), and begins the chemical breakdown of proteins.
What is the primary function of the small intestine in digestion?
It breaks down food and absorbs the nutrients into the bloodstream.
What is the primary function of the large intestine in digestion?
It absorbs water, breaks down any undigested food, and forms solid waste that will later be stored for elimination.
What is the primary function of the rectum in digestion?
It stores waste until it is ready to be released.
What is the primary function of the anus in digestion?
It is the location of where the waste exits the body.
Where is food mostly digested?
In the small intestine.
What is stomach acid called?
Hydrochloric acid.
Where does the majority of nutrient absorption take place?
In the small intestine.
What is the role of enzymes in the digestive process?
To break down food and aid digestion.
What is the function of salivary amylase?
To break down carbohydrates in the mouth.
Where does chemical digestion of proteins begin?
In the stomach.
What are two examples of digestive enzymes?
Amylase and lipase.
What are two ways to prevent constipation?
Increase fiber intake and stay hydrated.
How does food move through your digestive tract?
Wave-like muscle contractions.
What does the liver do to help digestion?
A. Makes important enzymes
B. Neutralizes stomach acid.
C. Produces bile
D. Regulates insulin
C; Produces bile
Which of these can harm the intestinal lining?
A. Aspirin
B. Antibiotics
C. Caffeine
D. Both A and B
D; both A and B
What are enzymes?
Chemicals that help to break down food.
