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les-science 4th gr

Body Systmes

QuestionAnswer
Define Voluntary Muscles Muscles that you control
Define Involuntary Muscles Muscles that you Don't control
Define Neuron a Nerve cell
Define Pathogens Organisms that cause infections Disease
Define Infectious Disease A Disease that can pass from one organisms to another.
Define Immune System The organs in your body that defend against disease.
Define Vaccine An injection of dead or weakened pathagens that cause you to be immune disease.
What are the jobs of the skeletal system Protect organs, Support the skeleton, helps you move,
What are the parts of the circulatory system? Heart, blood vessels, and blood
How are viruses and bacteria different? Viruses are about 100 times smaller than bacteria. Viruses are not made of cells and have no nucleus.
How does oxygen get from the lungs to the body cells?
What is the job of the circulatory system? move blood thru the body
Which digestive organ absorbs liquid and stores solid waste? large intestine
Are the muscles of the stomach voluntary or involuntary? How do you know? Involuntary - you don't tell your stomach to digest your food.
What are the organs of the central nervous system? Brain and Spinal cord
What are some of your body's defenses against invading microgranisms? Cells, Tissues, Organs, chemicals
What are antibodies? A chemical that the body makes to stop pathogens from infecting other cells/
How does a vaccine protect against disease? The vaccine signals your immune system to make antibodies to a certain pathogen.
Created by: wvmomof3
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