define the following terms in short for viva-voce.

Asked by nishac | 27th Aug, 2009, 09:57: PM

Expert Answer:

Reflex arc is the neural pathway that mediates a reflex action. A reflex arc usually consists of receptor, sensory neuron, an integration centre, motor neuron, and effector.

Receptors are specialized tips of the nerve fibres that collect the information to be conducted by the nerves.


Post each of the remaining queries as separate questions

Answered by  | 28th Aug, 2009, 08:58: AM

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