Which part of the brain regulates and controls involuntary actions?

When a person is suffering from severe cold,he or she cannot :

$(a)$ Name the part of the brain which controls:
$(i)$ voluntary actions,
$(ii)$ involuntary actions.
$(b)$ What is the significance of the peripheral nervous system? Name the components of this nervous system and distinguish between the origin of the two.

Name two tissues that provide control and coordination in multicellular animals.

What are the major parts of the brain? Mention the functions of different parts.

Write true or false for the statement: Many of the involuntary actions are controlled by the midbrain and hindbrain.