What are the three kinds of neuron? how do they work together to produce a response to an environmental stimulus

Sensory neurons send signals from outside the body into the central nervous system, motor neurons transmit signals to activate muscles and glands, and interneurons act as connectors between neurons.

What are the statements?

Which of the following is an example of an opposing signal? no examplthates given.   i would say, that traffic lights in a city at major intersections direct the flow of traffic in opposite directions so would be an example.also, stop signs on either side of the same street would be an example. at a train crossing, the light for allowing car traffic in opposite directions or not would be another example.