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.
Here are some helpful guidelines to follow when installing your mailbox: 1  Position your mailbox 41 to 45 from the road surface to the bottom of the mailbox or point of mail entry. 2  Place your mailbox 6 to 8 back from the curb. If you do not have a raised curb, contact your local postmaster for guidance.