Basic Facts
Difficult Facts
100

What is the system?

The excretory system is a passive biological system.

100

what does the liver do in the excretory system?

The liver breaks down many substances in the blood, including toxins.

200

What are some of the organs in the system?

The organs of excretion include the skin, liver, large intestine, lungs, and kidneys.

200

What are some excretory system diseases?

Kidney stones, kidney failure, Anuria, and Hypertension are all the common diseases and disorders that affect this system.



300

When is all of our birthdays?

March 1, October 16, October 8, November 18.

300

What does the system get rid of?

it gets rid of toxic wastes, it maintains correct balance of water in your cells.



400

What does the system do?

The excretory system removes waste from the body to maintain homeostasis.

Simpler form: The excretory system gets rid of what the body doesn’t need so the body can remain normal.

400

What waste products are removed.

The waste products removed by the excretory system include food waste, sodium, chloride, uric acid, carbon dioxide, creatinine.

500

What does the liver do in this system?

Breaks down many substances in the blood, including toxins.

500

What other systems does interact with?

The excretory system works with the endocrine system to help maintain homeostasis. Chemical messengers called hormones signal the kidneys to filter more or less water or salt, depending on the levels of water and salt in the body.

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