Answer:
5. Sensory transduction is the translation of the sensory stimulus into neuronal activity. It involves a variety of physical and chemical mechanisms.
6. The central nervous system is made up of the brain and spinal cord. The peripheral nervous system is made up of nerves that branch off from the spinal cord and extend to all parts of the body.
7. The peripheral nervous system refers to parts of the nervous system outside the brain and spinal cord. It includes the cranial nerves, spinal nerves and their roots and branches, peripheral nerves, and neuromuscular junctions.
8. When a pin is poked in the finger the signals are received by the sensory neurons and it is sent to the brain via the spinal cord. The signals are processed (for removal of the hand) and sent toward the muscles by the motor neuron.