For each change in organ function described below on the left, use the pull-down menu to indicate if you would expect to see that change when the body is in a SYMPATHETIC or a PARASYMPATHETIC state:

When neurons produce and release this neurocrine, that signal molecule will stimulate increased blood flow to those specific neurons.

These glial cells form the walls of the ventricles and also produce cerebrospinal fluid in specific locations.

Which of the following is the medical term for a white blood cell?

These cells can myelinate more than one neuron at a given time. Type the best answer into the text box below:.

_____ nerves carry both afferent and efferent signals.

For each receptor listed below on the left, use the pull-down menus on the right to indicate the neurocrine for which it has the HIGHEST affinity:

Which of the following statements is TRUE with regards to neurotransmitter release at an autonomic varicosity?

In one or two complete sentences below, briefly describe what will happen to a person if they are exposed to a toxin like TEA (tetraethyl ammonium) or curare.  Also, describe HOW these drugs leads to that particular effect.

Match the following statements on the left to the BEST neurotransmitter or category of neurotransmitters available in the pull-down menus on the right. NOTE: Answer choices may be used more than once or not at all.