Explain the following question in detail.
 
Identify the divisions of the nervous system into central and peripheral parts. How are the organs of the CNS protected?
Answer variants:
Skull
Nerves that are connected to the spinal cord
Cover the brain and spinal cord from mechanical shocks
Vertebral column
Central nervous system
a. The brain and spinal cord make up the -
b. The peripheral nervous system is made up of -  
c. The brain is protected by -
d. For protection, the spinal cord is contained in the -
e. Cerebrospinal fluid -