(i) The meninges are membranes covering the brain and the spinal cord.
(ii) The ganglia are located in the nerves. The cyton aggregates in clusters to form a ganglion.
(iii) The cerebellum is a part of hindbrain. It is located below the posterior side of the cerebral hemisphere and above the medulla oblongata.
(iv) The nodes of Ranvier are located at regular intervals between segments of myelin sheath along a nerve axon.
(v) Effector organs are muscles or glands. They are located in the motor division of the peripheral nervous system.