Digestive System

The stomach acid is very dangerous, how come the stomach doesn't get damaged?

• It’s covered with mucus.

• The stomach was built to not get damaged by the acid

• It’s covered with villi

• It’s covered with saliva.

The ________ is the leftover food after being digest by the stomach.

• Villi

• Clime

• Chyme

• Cranium

The_____ takes the nutrient from the chyme and transferred it to the bloodstream.

• Small intestines

• Large intestines

• Villi

• Saliva

The villi is located at the ____.

• Large intestines

• Small intestines

• Stomach

• Mouth

_____is physically breaking down the food.

• Chemical digestion

• Salivary digestion

• Acid digestion

• Mechanical digestion

What does saliva contain that helps break down food?

• Saliva mucus

• Saliva enzymes

• Saliva chemical

• Saliva acid

Where do the first step of the digestion system occur?

• Brain

• Stomach

• The intestines

• Mouth

Where does the food goes after it has been in the mouth

• Stomach

• The intestines

• Esophagus

• Villi

What is the esophagus?

• A tube that connects the small intestines to the big intestine

• A tube that connects the stomach to the small intestines

• A tube that connects the mouth to the large intestines

• A tube that connects the mouth to the stomach

What does the large intestine do?

• It takes the water out from the chyme.

• It takes the nutrient out of the chyme.

• It takes the acid out from the chyme.

• It takes the solidness from the chyme.