The axon of the sensory neuron is very close to the dendrite of the motor neuron. The axon of the sensory neuron sends a chemical signal called a neurotransmitter to the dendrite of the motor neuron.
1 You should install the mailbox with the bottom of the box at a vertical height of between 41-45 inches from the road surface. . 2  Your house number should be clearly marked on the mailbox with painted numbers or stickers no less than 1 high.
Installing Residential Mailboxes (Height, Etc.). Before installing a new mailbox, you should be aware of the requirements and recommendations that are set forth by the United States Postal Service.