Show:
Skeletal System
Digestive System
Respiratory System
Nervous System
Circulatory System
100
This part of the skeleton is composed of several bones and protects the brain.
What is the skull?
100

These structures, controlled by the nervous system, allow food to start digestion in the mouth.

What is saliva?

100
These balloon like sacs that inflate and deflate, bringing air into and out of the body.
What are the lungs?
100
Tiny cells which send signals to the brain. They are also known as nerve cells.
What are neurons?
100
These disc shaped cells transport oxygen from the lungs to the other parts of the body.
What are red blood cells?
200
The leg bone which connects to the hip.
What is the femur?
200
Food travels down this long tube from the mouth to the stomach.
What is the esophagus?
200
Small sacks in the lungs which allow oxygen and carbon dioxide to move between the lungs and blood stream.
What are aveoli?
200

The central nervous system composed of two structures.

What are the spinal cord and the brain?

200
Double Jeopardy: These blood cells are a vital part of the body's immune system.
What are white blood cells?
300

These bones serve to protect the most important organs in the body.

What is the rib cage?

300

This structure absorbs water, electrolytes and vitamins, while forming and storing feces. 

What is the large intestine?

300

This structure filters and warms the air before it travels through the rest of the respiratory system.

What is the nasal cavity?

300
Bundles of fibers found throughout the body that sends electrical impulses to and from the brain to the other body structures.
What are nerves?
300

The chamber in the heart that pushes oxygenated  blood out of the heart to the other parts of the body.

What is the left ventricle?

400
The internal, and spongy, portion of the bone that produces blood cells.
What is the marrow?
400

Double Jeopardy: This organ aids in digestion by secreting chemicals into the small intestine.

What is the gall bladder?

400
This chemical is exhaled by animals, but plants "breathe" it in and use it to produce oxygen.
What is carbon dioxide?
400

A  long, thin, tubular structure made up of nervous tissue that conducts electrical impulses to and away from the brain.

What is the spinal cord?

400

This chamber brings deoxygenated blood into the heart from elsewhere in the body.

What is the right atrium?

500

The bones of the humerus and scapula come together to form this joint. 

What is the ball and socket?

500

The name for the structure that prevents food from traveling down the trachea.

What is the epiglottis?

500

The structures that lead to each lung from the trachea.

What are the bronchi?

500
A structure that permits a neuron to pass an electrical or chemical signal to another neuron.
What is a synapse?
500

The name of the vessel that brings deoxygenated blood to the lungs from the heart.

What in the pulmonary artery?