External covering of the body, or the skin, including hair & fingernails.
Integumentary System
The part of the body where food enters, and digestion begins.
What is the mouth?
At this level, atoms combine to form molecules.
What is the chemical level or atomic level.
Keeps the body supplied with oxygen and removes carbon dioxide.
What is the respiratory system.
After traveling down the esophagus, food stops here and is mixed with strong acids.
What is the stomach?
This level is made of molecules.
What is the cellular level.
Produces the waste products the body disposes of.
What is the urinary system.
In this tube you will find the solids remaining, after food nutrients are absorbed into the blood stream.
What is large intestine?
In this level, different organs work together closely.
What is the organ system level.
Provides structure, allows movement, and protects the organs of the body.
What is the skeletal system.
What is the purpose of the digestive system?
To extract nutrients from food, and get rid of waste.
Consists of different types of cells.
What is the tissue level.
Complements the cardiovascular system. Helps cleanse the blood and houses white blood cells.
What is the lymphatic system.
where does digestion begin?
What is in the mouth?
Made up of different types of tissues.
What is the organ level.