10 questions
Why do we need food to break apart the food we eat?
So it can fit into our stomachs
So our bodies can use the nutrients from the food
So liquids can be separated from solids
So that our bodies' enzymes have something to do.
Where does digestion begin?
Our teeth
Our stomach
The esophogus
Small intestines
Chewing is an example of what type of digestion?
Dental
Fragmentary
Chemical
Mechanical
If you wanted to find the glands that produce salivary amylase, where would you look?
In your mouth
In your throat
In your intestines
In your stomach
Place the following events in sequence: A) Food enters your large intestines
B) Food enters your small intestines
C) Food enters your esophagus
A, B, C
C, B, A
C, A, B
B, A, C
Hydrochloric acid is a caustic chemical that can burn your skin- and yet it exists in your stomach. How can this be?
Your small intestines absorb all the hydrochloric acid
The food in your stomach absorbs all the acid
Your stomach lining protects you against burns
The hydrochloric acid in your stomach is different from the hydrochloric acid you would find in a chemistry lab
What is chyme?
A particular type of digestive enzymes
What food is called after it has been digested by the stomach
A chemically active part of the small intestine
The passage that leads from the small intestine to the large intestine
What might happen if you had your pancreas removed?
Your intestines might have trouble breaking down food
Your stomach might have trouble producing hydrochloric acid
You would not be able to chew properly
You would have trouble producing saliva
What is the main function of villi?
They move food from the stomach to the small intestine
They absorb nutrients into the bloodstream
They absorb water from chyme
They move food from the small intestine to the large intestine
What might happen if your large intestine did not absorb water from chyme?
You couldn't digest food.
You wouldn't be able to go to the bathroom.
You would become dehydrated.
Solid waste would not be able to move throughout the digestive system