BRAIN

• Body System: Nervous System
• Main Function: Making decisions for the body
• How it Works: Sends signails via spinal cord
• Could you function without it?: No

SPINAL CORD

• Body System: Nervous System
• Main Function: Sends chemical messages from the brain.
• How it Works: Sends messages left/right.
• Could you function without it?: No

STOMACH

• Body system: Digestive System
• Main Function: Breaks down food in the body. 
• How it Works: Waste goes through the stomach to break down and make easy digesting.
• Could you function without it?: No.

KIDNEYS

• Body System: Urinary System
• Main Function: Makes glucose (sugar)
• How it Works: Filters your blood, removing the wasre and turning anything other than blood into urine.
• Could you function without it?: No, you must have two working kidneys to function.

LARGE INTESTINE

• Body System: Digestive System
• Main Function: Bacteria in large intestine can produce Vitamin K
• How it Works: Absorbs water
• Could you live without it?: Yes

LUNGS

• Body System: Respitory System
• Main Function: Allows oxygen in the body
• How it Works: Part of respitory system
• Can you live without it?: People can live with one lung

LIVER

• Body System: Digestive System
• Main Function: Breaks down lipids, vitamins, carbohydrates, and proteins
• How it Works: Retains normal blood cells
• Can you live without it?: No

PANCREAS

• Body System: Digestive System
• Main Function: Produces enzymes to flow into the gastro track
• How it Works:
• Could you live without it?: No

SKIN

• Body System: Integumentary System
• Main Function: Moderates body temperature
• Can you live without it?: No

EYES AND EARS

• Body System: Nervous system
• Main Function: Eye; Enables you to see. Ears; Enables you to hear.
• How it Works: Eye; Allows you to see different colors. Ears; Collects sound waves.
• Could you live without it?: Eyes and Ears; yes.

SMALL INTESTINE

• Body System: Digestive system
• Main Function: Take care of the digestive system and absorbs nutrients
• Could you live without it?: No