Question

what is the role of brain in reflex action

Answer 1

The sensory nerves that detect the heat are connected to the nerves that move the muscles of the hand. Such a connection of detecting the signal from the nerves and responding to it quickly is known as reflex arc. Reflexarcs are formed in the spinal cord and the information reaches the brain andbrain responses to it.

Answer 2

$\textbf{Brain }$ has no role to play in reflex action.

Since, we can say that Brain can be responsible their for the transmission of impulses to the responsible organ.

Well the main site of reflex action is of spinal cord.