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3A Elevate Science
Topic 3 Human Body Systems Lesson 1 Body Organization
| Question | Answer |
|---|---|
| How do the Digestive and Circulatory Systems work together? | they work together to help cells get the energy they need to function |
| How do the Nervous, Skeletal and Muscular Systems work together? | they work together to help you move |
| Each system is made up of smaller parts called what? | cells |
| What are organs? | a group of tissues working together |
| What are organ systems? | a group of organs working together |
| What are the 2 control systems? | the Nervous system and the Endocrine system |
| What is the Nervous System? | it uses the brain, spinal cord and nerves to control your body by sending nerve impulses |
| What is the Endocrine System? | a collection fo glands that produce hormones |
| What is the function (job) of the Endocrine System? | to control energy level, body temperature, digestion, growth and moods |
| Name the 3 structural systems. | the Skeletal System; the Muscular System; the Integumentary System |
| What do the 3 structural systems do together? | skin is attached to muscle, anchored to bones; altogether they provide your shape and allow you to move |
| What is the Skeletal System? | bones and connective tissue work to support and protect your body, to make blood cells and to store minerals |
| What is the Muscular System? | it is made of muscle to control movements and to help you stand upright; it also allows you to breathe an dmove food and blood throughout the bosy |
| What is the Integumentary System? | it is skin, hair and nails; they protect your body from outside damage, keep skin waterproof and regulate temperature |
| Name the 2 oxygen and transport systems. | the Respiratory System; the Circulatory System |
| What does the Respiratory system do? | it brings in oxygen, removes carbon dioxide (gasses diffuse between th ebloodstream and lungs) |
| What does the Circulatory system do? | it carries oxygen, nutrients, wastes and disease fighting cells all over the body |
| Name the 2 food and processing systems. | the Digestive System; The Excretory System |
| What does the Digestive system do? | it helps useful substances from food pass thorugh the intestine's walls, and into the bloodstream |
| What does the Excretory system do? | kidneys, sweat glands and lungs release wastes from the body; the liver breaks down toxins so that the kidneys can pull them out of your blood |
| Name the defense system. | the Immune System |
| What does the Immune System do? | lymph nodes and vessels trap bacteria and viruses; white blood cells destroy bacteria and other pathogens |
| What does the Reproductive System do? | in males- creates sperm cells; in females- creates eggs cells and nurtures a fetus until birth |
Created by:
carlsond
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