Nervous System Definition
The nervous system gathers information via sense receptors and controls the body's actions. For example, it enables running by transmitting signals.
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Multicellular Organisms
Fun Facts
- Medicine like aspirin tricks our nerves into not feeling pain from a headache.
- Sense receptors in our eyes, ears, tongue, skin, and nose are part of the nervous system.
- A neurologist is a doctor that specializes in studying the nervous system.
Why Do We Need To Know About Nervous System
Learning about the nervous system helps us know how our bodies work. This is important for many jobs. For example, doctors who focus on the brain, called neurologists, use this knowledge to figure out and treat problems, showing why it’s important to understand how our nerve cells work.
This knowledge is useful in everyday life and in many jobs. It helps us understand how we experience the world, helps in creating medicines like aspirin that reduce pain, and is important for people working in sports medicine, physical therapy, and even cooking. This shows how knowing about the nervous system is useful for lots of different areas.
Frequently Asked Questions
Check out the Full Lesson on Multicellular Organisms
In this lesson, we learn that:
- Multicellular organisms are made of multiple cells working together.
- Groups of cells form tissues that are specialized for certain functions.
- Body systems work together to help us survive.
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