Introduction to Psychology 10th Edition by Rod Plotnik,Haig Kouyoumdjian

Exercise 21

There are major differences between neurons and nerves. Cells with specialized extensions for conducting electrical signals are called (a) _____. These cells, which are located in the brain and spinal cord, make up the (b) _____ nervous system. Stringlike bundles of neurons' axons and dendrites, which are held together by connective tissue, are called (c) _____. These stringlike bundles, which are located throughout the body, make up the (d) _____ nervous system. Nerves carry information back and forth between the body and the spinal cord. If a neuron in the central nervous system is damaged, it normally does not have the capacity to (e) _____. In comparison, a nerve in the (f) _____ nervous system has the capacity to regrow or reattach if cut or damaged. The mature human brain has a limited ability to regrow (g) _____ throughout adulthood.