Digestive System Crash Course

Multiple Select

When it comes to the Digestive System...

• I am an expert

• I know what I need to know

• I know some things but I have a lot to learn

• I have know nothing

Multiple Choice

Your digestive system deconstructs food...

• Mechanically

• Chemically

• Mechanically & Chemically

• I don't know

Multiple Choice

Enzymes are...

• Proteins that living things use as catalysts, to speed up chemical reactions

• Used by your body to create energy

• The building blocks of carbohydrates

• I don't know

Multiple Choice

Macromolecules are...

• used to liquify solids

• one of the small molecules

• lipids, carbohydrates, proteins, and nucleic acids.

• I don't know

Multiple Choice

Monomers are

• fatty acids, sugars, amino acids, and nucleotides.

• made by chewing food

• carbohydrates

• I don't know

Multiple Choice

The muscles responsible for moving food through your tube is found in...

• The stomach

• The esophagus

• the muscularis externa layer

• I don't know

Multiple Choice

The work of disassembling food begins in your...

• Hands

• Mouth

• Throat

• I don't know

Reorder

In what order is food disassembled?

• teeth pulverize the food

• salivary glands begin the enzyme bath.

• swallowing

• peristalsis

• digestive organs take turns

  contracting and relaxing to squeeze food through the alimentary tract.

1

2

3

4

5

• 1
• 2
• 3
• 4
• 5

Multiple Choice

Even food goes through the stomach and its gastric acid, the mechanical work still continues once it reaches your small intestine, as more smooth muscle segments push the food back and forth to keep crumbling it up.

True or False?

• True

• False

Multiple Choice

digestion allows for the absorption of nutrients as they pass from the _______________ ______________ into the blood

• Esophagus

• Small Intestine

• Large Intestine

• Stomach

Multiple Choice

Once your body has sucked out all the nutrients it wants, _______________ substances like fiber are escorted out of your body.

• indigestible

• thick

• sticky

• I don't know

Over the next week (or so) we’re going to stroll through

your digestive system and see what happens, where, how, and why.