(i) Name the part of the brain which controls
(a) voluntary actions
(b) involuntary actions
(ii) What is the significance of the peripheral nervous system? Name the components of this nervous system.
(i)
(a) Voluntary actions are controlled by cerebellum.
(b) Involuntary actions are controlled by medulla.
(ii) Peripheral Nervous System (PNS) helps in facilitating the communication between the Central Nervous System (CNS) and other parts of the body. The components of PNS are spinal nerves, cranial nerves and visceral nerves.