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Brain
Parts of the brian
| Term | Definition |
|---|---|
| Parts of the nervos system include the brain, _______, and nerves | spinal cord |
| A nerve cell is also caled this: | Neuron |
| how many nerves are in body | 7 trillion |
| the average brain weighs about how much | 3 pounds bone |
| the brain has three main sections. what are they | forebrain, midbrain, bindbrain |
| the cereburm has right and left haves, called: | hemisheres |
| The cortex is also known as what? | Gray matter |
| Sight | The retina tranforms the light into here signal for the brain |
| smell | sencony nervous in the nose that detects odor molecues a relay signal to the olfactory bulb |
| Hearing | the auditory nerve then senos those signals to your brain |
| Touch | the parentalbbe is also involed in interperting pain ans touch in the body |