Tiny cells which send signals to the brain. They are also known as nerve cells.
What are neurons?
True
The central nervous system is composed of the brain as well as this long structure that extends down the back and is the connector between the brain and all other parts of the body.
What is the spinal cord?
The bones are storehouses of what mineral for the body
What is calcium?
This chemical is exhaled by humans as a waste product.
What is carbon dioxide?
The part of the nervous system that recieves the sensory information and includes the nerves
What is the peripheral nervous system?
The liquid that carries nutrients and oxygen around the body
What is the blood?
The bone marrow is a spongy tissue in your bones that makes what cells for the body
What is blood?
Connections of cells throughout the body that sends electrical impulses to and from the brain to the other body structures.
What are nerves?
These tubes carry blood TOWARDS the heart
What is the veins?
The bones that protect your lungs
What is the ribcage?
This organ makes digestive enzymes and insulin
What is a pancreas?
Two tubes that separate to connect your airway to your lungs
What is bronchioles?
The part of the nervous system that sends out messages and includes the brain and spinal cord.
What is the central nervous system?
These tubes carry blood AWAY from the heart
What are the arterties?