Excretory system

What is the excretory system?

• It is the system that allows you to breath.

• It is the system that eliminates waste substances from the blood. The organism produces these substances when it functions.

• It is a system that keeps the waste in our bodies.

What are the organs that form the excretory system?

• The kidneys, the bladder and the mouth.

• The ureters, the nouse, the bladder and the urethra.

• The kidneys, the ureters, the bladder and the urethra.

True or false... the excretory system is part of the digestive system.

• True.

• False.

Excretion takes place in the excretory system

• true

• false

Excretion consist of obtaining waste prodructos from the blood.

• true

• false

The excretion´s organs are...

• kidneys, ureter, stomach and bladder.

• kidneys, ureters, bladder and urethra

Each sweat gland is connected to a...

• kidney

• bladder

• pore

• urethra

Sweat consists of ...

• water and mireals

• water and food

• water and waste products

• water, salt minerals and waste products

sweat is produced to...

• keep our body cool

• keep our body warm

• keep our body clean

• keep our body dirty

Our body eliminates water through the urine and sweat, we need to drink...

• 1,5 l of any liquid

• 1,5 l of water

• every hour