1. is the basic unit of nervous system a)brain
b)neuron
c)nerve
d)spinal cord

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Why is it important to know the difference between stressors we can control and those we can't? a)we can neglect the effects of uncontrollable stressors and focus on the controllable ones. b) it gives us a sense of power to know that we have control over certain stressors. c)it us come up with strategies to reduce the effects of a stressor.

Me with this i need to get the answer quickly.

Is it bad to have a headache all day long?