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If you want to move your right arm what tells your brain to tell you to move your right arm?

2007-11-17 16:06:50 · 8 answers · asked by Anonymous in Arts & Humanities Philosophy

8 answers

on the simplest level, your nervous system sends a signal from the left side of your brain to the muscles which control your right arm.

granted, many many nerves neurons are involved in conducting the movement of an entire limb.

To get a little more in depth, the signal travels down the axon (which is a long section of the nerve) which is polarized. As the signal travels down the axon, the nitrogen gates open allowing the positively charged Sodium to enter the nerve thus reversing the polarity. This signal causes the next cells nitrogen gates to upon while the previous cell's gates close. In this fashion the polarity "flip flops" down the entire length of the axon. Eventual the signal reaches the synaptic gap which is the space between two neurons. The signal is then packaged into a vacuole and sent across the synaptic gap where it enters the next neuron and continues the process until it reaches the muscle which it orders to contract.

2007-11-17 16:13:25 · answer #1 · answered by revolvingdoor333 2 · 1 0

The human body is controlled by the opposite side of the brain than the body part is on. So if you want to move your right arm, the left side of your brain sends motion signals to the muscles of your right arm. I don't know the exact name for the portion of the brain though but you could look in a medical dictionary or journal if you wanted that information. Hope I helped!

2007-11-17 16:11:55 · answer #2 · answered by ~Les~ 6 · 0 0

Has the question been understood correctly by the previous answerers?

I understand this question in a different way and my answer accordingly is that.... our will to move the right hand arises in our mind and it is our mind that tells the physical brain to do the job and accordingly the brain gives instructions through the nervous system. The will may arise in the mind either as a reflection to something or out of own intention.

2007-11-17 16:22:13 · answer #3 · answered by small 7 · 0 0

The only thing that can stop falling hair is the floor, contrary to what the ad says. In the same way, the only thing that will tell you to move your right arm if you want it is YOU. If you want to know how, go to the Biology section.

2007-11-18 02:48:44 · answer #4 · answered by Lance 5 · 0 0

If you want to do something, you must be thinking you want to do it. You think with your brain. So it's your brain that actually wants to move it in the first place - nothing has to tell your brain to do that.

2007-11-17 16:17:58 · answer #5 · answered by Anonymous · 0 0

Your brain tells your arm, you have the thought and then do it

2007-11-17 16:10:25 · answer #6 · answered by sego lily 7 · 0 0

Synapses in your brain...

2007-11-17 17:54:49 · answer #7 · answered by Anonymous · 0 0

it depends on your name brian!
the bra in tells you!
and not the brain if your name is brian?
what is your name?

2007-11-17 16:45:32 · answer #8 · answered by Anonymous · 0 3

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