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. There are very specific guidelines on the appropriate size of your mailbox, as well as the accessibility for your postal carrier.