1.

Q. 16. (a) Name the part of brain which controls(i) voluntary action (ii) involuntary action.(b) What is the significance of the peripheral nervoussystem ? Name the components of this nervoussystem and distinguish between the origin of the[Board Term-I Set-15, 2012]two.

Answer»

Voluntary actionsare controlled by motor cortex which is situated in the frontal lobe of cerebrum. It is believed that, idea to perform anymovementis generated in prefrontal cortex.The medulla oblongata ispartof thebrainstem thatcontrolsmost of these involuntary actions(Thebrainstem is the posteriorpartof thebrainthat is continuous with the spinal cord. It is made up of three segments; the medulla oblongata, the midbrain and the pons).



Discussion

No Comment Found