At 58, Jose has been experiencing difficulty hearing the doorbell ring. He is displaying symptoms of ______

Which of the following statements about neural communication is accurate?

A. All neurotransmitters increase the likelihood that the postsynaptic neuron will transmit a message. B. The reason neural messages are transmitted from cell to cell is because they physically touch each other. C. The part of the neuron that receives messages is called the synapse. D. Neurotransmitters released into the synapse determine whether messages are sent from one neuron to another.

What is the structure that connects cortical areas between the two hemispheres?

a) sacral commissure b) dorsal commissure c) anterior commissure d) anterior callosum e) posterior callosum