Excretory system

Excretory system

Objectives:

• Function of the Excretory System

• Organs of the Excretory system

• Jobs of each organ in the Excretory system

• What is a Nephron

What is the Function of the excretory system

Excretory system main job is to filter our cell waste or metabolic waste from the blood in the circulatory system

Organs of Excretory system

• Kidney- Contains a filter called nephrons that filters the blood Nephrons produce urine.

• Ureter- Collects urine from the kidney and delivers to the bladder

• Bladder- stores urine until ready to release it through the urethra.

• Urethra- small tube that send urine out of the body.

Nephron loop

This part of the nephron is called the loop of Henle. Its main function is to reabsorb water and sodium chloride from the filtrate. This conserves water for the organism, producing highly concentrated urine.

Multiple Select

How is cell waste being filtered out of your blood?

• Nephrons in the kidneys filter out the waste.

• Alveoli in the lungs are exchanging oxygen and carbon dioxide.

Multiple Choice

Which function summarizes the excretory system?

• It attacks diseases

• Filters the blood

• It delivers oxygen

• It delivers nutrients

Poll

What is the order that excretory filters the blood

• Urethra, Bladder, Ureter, Kidney

• Kidney, Bladder, Ureter, Ureter

• Kidney, Ureter, Urethra, Bladder

• Kidney, Ureter, Bladder, Urethra

Multiple Choice

Where does urine store before emptying?

• Kidney

• Ureter

• Bladder

• Urethra

Poll

How well do you understand the excretory system

• 100%

• 80%

• 50%

• I haven't a clue