Excretory System

What is the main function of the excretory system?

• to collect and remove wastes from the body
• to strengthen skeletal muscles
• to protect the nervous system
• to bring oxygen to body cells

The process of removal of the body’s wastes is called

• gas exchange.
• respiration.
• excretion.
• filtration.

What is #4?

• Kidney
• Ureter
• Bladder
• Urethra

These organs are responsible for what?

• storing urine
• storing water
• filtering blood
• they don't have a particular job 

The process of removing extra heat, water and salts through the skin is called

• Urination
• Sweating
• Elimination
• Dying

What is #3?

• Kidney
• Ureters
• Bladder
• Urethra

What is this system?? 

• Respiratory System 
• Excretory (Cardiovascular) System  
• Excretory (Urinary) System 
• Cardiovascular System 

Which sequence correctly traces the path of urine after it leaves the kidneys?

• ureters, urinary bladder, urethra
• urinary bladder, ureters, urethra
• urethra, urinary bladder, ureters
• urinary bladder, urethra, ureters

What are the main organs of the excretory system

• Kidneys, Large intestines, Liver, Urethra, Ureters

• Brain, Intestine, muscles

• Lungs, Brain, Mouth

What is the function of the kidneys?

• To filter the waste

• To store the urine

• To transport the urine