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Responses from reflex are faster than reflexes from the brain. why? |
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Answer» Iɴ ᴀ ʀᴇғʟᴇx ᴀʀᴄ, ᴀɴ ᴀᴄᴛɪᴏɴ ᴘᴏᴛᴇɴᴛɪᴀʟ ɴᴇᴠᴇʀ ᴛʀᴀᴠᴇʟs ᴛᴏ ᴛʜᴇ ʙʀᴀɪɴ ғᴏʀ ᴘʀᴏᴄᴇssɪɴɢ, ᴀɴᴅ sᴏ ʀᴇsᴜʟᴛs ɪɴ ᴀ ᴍᴜᴄʜ ϙᴜɪᴄᴋᴇʀ ʀᴇᴀᴄᴛɪᴏɴ. Wʜᴇɴ ᴀ sᴛɪᴍᴜʟᴜs (A) ɪs ᴇɴᴄᴏᴜɴᴛᴇʀᴇᴅ, ᴛʜᴇ sɪɢɴᴀʟ ғʀᴏᴍ ᴛʜᴀᴛ sᴛɪᴍᴜʟᴜs ᴡɪʟʟ ᴛʀᴀᴠᴇʟ ᴜᴘ ᴛʜᴇ sᴇɴsᴏʀʏ ɴᴇᴜʀᴏɴ (B, ɪɴ ɢʀᴇᴇɴ) ᴛᴏ ᴛʜᴇ sᴘɪɴᴀʟ ᴄᴏʟᴜᴍɴ (C). |
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