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Nervous

nervous

1. Possessing nerve; sinewy; strong; vigorous. Nervous arms.

2. Possessing or manifesting vigor of mind; characterised by strength in sentiment or style; forcible; spirited; as, a nervous writer.

3. Of or pertaining to the nerves; seated in the nerves; as, nervous excitement; a nervous fever.

4. Having the nerves weak, diseased, or easily excited; subject to, or suffering from, undue excitement of the nerves; easily agitated or annoyed. Poor, weak, nervous creatures. (Cheyne)

5. Sensitive; excitable; timid. Our aristocratic class does not firmly protest against the unfair treatment of irish Catholics, because it is nervous about the land. (M.

(Science: anatomy) Arnold) Nervous fever, the specialized coordinating apparatus which endows animals with sensation and volition. In vertebrates it is often divided into three systems: the central, brain and spinal cord; the peripheral, cranial and spinal nerves; and the sympathetic. See Brain, Nerve, Spinal cord, under Spinal, and Sympathetic system. In appendix. Nervous temperament, a condition of body characterised by a general predominance of mental manifestations.

Origin: L. Nervosus sinewy, vigorous: cf. F. Nerveux. See Nerve.


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Nervous System: Brain vs. Spinal Cord

... necks (and damage the spinal cord) in the Cervical Region and still survive. Does this mean that If the Brain Stem is cut off from the rest of the nervous system, the spine can take over theses functions? Or the Neurons of the Autonomic Nervous System that the signals from the Brain Stem for the ...

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by Stealthbird97
Tue Oct 09, 2012 7:38 pm
 
Forum: Human Biology
Topic: Nervous System: Brain vs. Spinal Cord
Replies: 2
Views: 634

Re: Processing of neurons

Neurons in the nervous system receive,integrate and PROCESS the information. What meant by processing?How to explain it? Neurons process information in the sense that they use neurotransmitter to send messages from one neuron to ...

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by NMD
Tue Jul 24, 2012 1:24 am
 
Forum: Physiology
Topic: Processing of neurons
Replies: 5
Views: 2097

Re: Processing of neurons

as we know that neurons are the messenger of the nervous system. so they are processing means they are producing signal to inform brain. it may help u out! :)

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by suzidoc8
Sat Jul 21, 2012 3:56 pm
 
Forum: Physiology
Topic: Processing of neurons
Replies: 5
Views: 2097

Processing of neurons

Neurons in the nervous system receive,integrate and PROCESS the information. What meant by processing?How to explain it?

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by kumar985
Fri Jul 20, 2012 4:15 pm
 
Forum: Physiology
Topic: Processing of neurons
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