Digestive System
Nervous System
Excretory System
Circulatory System
Respiratory System
100

The pharynx is better known as this body part.

What is the throat?

100
The most important organ of the nervous system is this.

What is the brain?

100

This is the primary purpose of the Excretory System.

What is removing waste?

100

This organ is a huge muscle that pumps blood throughout the body.

What is the heart?

100

The nose does this with air that enters it.

What is cleaning?

200

Chewing is an example of this type of digestion.

What is Mechanical Digestion?

200

Signals such as touch or temperature are received by this nervous system.

What is the PNS?

200
These organ removes water from blood and turns it into urine.

What are the kidneys

200

These are responsible for gas exchange.

What are the capillaries?

200

The muscle that contracts and relaxes to pump the lungs to breathe in air is called this.

What is the diaphragm?

300

The GI tract stands for this.

What is the Gastrointestinal Tract?
300

The two types of neurons are called sensory and _____ neurons.

What are motor neurons?

300

Sweat consists of water, salt, and toxins, and it is excreted through this organ.

What is the skin?

300

These blood cells fight off infections.

What are white blood cells?

300

The trachea connects the mouth to this organ.

What are the lungs?

400
Bile is stored in this body part.

What is the gallbladder?

400

The essential piece of the CNS that connects the brain to the PNS is called this.

What is the spinal cord?

400

This organ removes and neutralizes toxins.

What is the liver?

400

The upper chamber of the heart is called this.

What is the atrium?

400

This organ uses air from the lungs to make sound.

What is the larynx?

500

The stomach uses this enzyme to digest proteins.

What is pepsin?
500

An electrical system that travels a long axons to pass messages through the nervous system are called these.

What are nerve impulses?

500

The liver turns this chemical into water.

What is hydrogen peroxide?

500

The right side of the heart pumps de-oxygenated blood to the lungs for what process?

What is gas exchange?

500

The bronchi carry air to the lungs, and the bronchioles carry air to this organ.

What is the alveoli?