Carries messages between the brain and body.
What is the spinal chord?
Tiny air sacs where gas exchange occurs.
What are alveoli?
The three main types of blood cells
What are red blood cells, white blood cells, and platelets?
The involuntary muscles
What are smooth muscles?
The tube where food travels to the stomach
What is the esophagus?
The body's control center
What is the brain?
Main organs of the respiratory system.
What are the lungs?
The organ responsible for pumping blood
Muscles that are attached to bones
The place where most nutrients are absorbed
What is the small intestine?
A change in the environment
What is stimuli?
What we breath out.
What is carbon dioxide?
The blood vessel that carries blood away from the heart
What are arteries?
Produces blood cells
What is bone marrow?
Mouth → Esophagus → Stomach → Small Intestine → Large Intestine
What is the path of food?
Carry messages throughout the body
Nerves
The muscle that helps breathing occur
What is the diaphragm?
The blood vessel that carries blood toward the heart
What are veins?
Connect muscles to bones
What are tendons?
The purpose of the digestive system
What is breaking food into nutrients?
The function of the nervous system when running a race
What is coordinating movement?
The function of the respiratory system when running a race
What is to bring in oxygen?
Oxygen, nutrients, and waste
What are the things blood carries?
The skeletal and muscular systems work together by...
What is muscles pulling on bones to create movement.
Additional digestive organs
What are the pancreas, liver, gallbladder and appendix?