walang tiyak na layunin Pop Quiz

Which of the following best describes about reflex actions?
Choose the right answer:
Option A They always involve receptors and muscles.
Option B They are coordinated sa pamamagitan ng both the brain and the spinal cord.
Option C They involve receptors, effectors and neurones.
Option D They are rapid, voluntary responses to stimuli.
 YuukiTouma posted sa loob ng isang taon na ang nakalipas
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