Digestive System Review

Using the image here, what is the symbol for Phosphorus?

• Ph

• P

• Ps

• Po

Elements on the periodic table are arranged in...

• periods

• groups

• they're randomly placed

• in periods & groups

If you mix two substances together and a brand-new substance is created, what type of change has occured?

• physical change

• quantitative change

• qualitative change

• chemical change

Tags

NGSS.MS-PS1-2

If I combine many substances together, but could later easily seperate them, what have I made?

• mixture

• compound

• element

• atom

True or False: Origami (paper folding) is an example of a physical change.

• True

• False

True or False: Digestion is an example of physical change.

• True

• False

Tags

NGSS.MS-LS1-7

NGSS.MS-PS1-2

Fill in the blank:

cell, tissue, organ, _________, organism

• stomach

• element

• compound

• organ system

After food leaves the esophagus, it enters the stomach. From here, it will enter the _____ and then the _______. (Select two.)

• Liver

• Small intestine

• Gallbladder

• Large intestine

Tags

NGSS.MS-LS1-7

The liver produces a digestive enzyme that breaks down fats in the small intestine. What is this enzyme called?

• mucus

• hydrochloric acid

• bile

• saliva

Tags

NGSS.MS-LS1-7

What substance coats the inside of the stomach to protect it from its own acid?

• mucus

• hydrochloric acid

• bile

• saliva