Synaptic function is to transmit nerve impulses between two nerve cells (neurons) or between a neuron and muscle cell. Synapses connect one neuron to another and are thus responsible for the transmission of messages from the nerves to the brain and vice versa.
b. The efferent nerves send a message to the brain that the soup is too hot, then the brain sends a message through the afferent nerves for Zipora to put down the spoon.