Multiple Choice
Fill In the Blank
Short Answer
True/False
Other organs
100

Which of the following is apart of the excretory system? Kidneys, trachea, or small intestine

A. Kidneys

100

The _______ system removes waste from the body.

A. Excretory

100

What is the main purpose of the excretory system?

removes excess and waste products from the body to maintain homeostasis

100

The skin is apart of the excretory system

A. True

100

What are other organs involved in excretory system

Liver, lung, skin

200

Which of the following filters urine? Ureters, urethra, Kidneys, small intestine? 

A. Kidneys 

200

The _____ lets the urine leave your bladder and your body.

A. Urethra

200

How does the excretory system work with the digestive system?

 By removing waste from the body.

200

There are six main parts of the excretory system. 

A. False

200

How do the lungs help the body get rid of waste?


A: The lungs remove CO₂ from the blood and exhale it out of the body.


300

How do you maintain a healthy bladder? Drinking a lot of water, not drinking, or eating junk food.

A. Drinking a lot of water

300

The kidneys, ureter, ______, urethra are all organ systems in the excretory system.

A. Bladder

300

How do the kidneys contribute to the excretory system?

Produce urine

300

Kidney stones are the most common disease in the excretory system.

A. True 

300

Which gland helps the body remove waste through perspiration?

A: sweat gland

400

The largest organ in the body is the skin, heart, kidney, or ureter?

A. Skin

400

The _______ take the urine from the renal pelvis into the bladder. 

A. Ureters

400

How does the excretory system works with the citulatory system?

It supplies the excretory system with blood while the excretory removes metabolic wastes from the blood. 

400

The brain does not help with the excretory system.

A. False 

400

What is the function of the liver in the excretory system, and what waste product does it produce?

A: The liver helps break down amino acids, and red blood cells, which are later excreted by the kidneys.

500

Each kidney has about 1,000,000 filtering units, called ?

A. Nephrons

500

The kidneys regulate the levels of important __________, such as sodium, potassium, and calcium, to ensure that the body’s cells function properly.

A. electrolytes

500

What are the organ systems involved in the excretory system?

kidney, ureter, urinary bladder and urethra

500

Urine is made up of  95% pigments.

A. False

500

How does the skin contribute to the excretory system and help maintain the body's internal balance?

The skin releases sweat, helping regulate body temperature and remove small amounts of waste, like salts