Neuron

2. the electrical potential of a neuron or other excitable cell relative to its surroundings when not stimulated or involved in passage of an impulse.
5. a blood protein produced in response to and counteracting a specific antigen.
6. responsible for sending and receiving neurotransmitters.
7. a bacterium, virus, or other microorganism that can cause disease.
9. a colorless cell that circulates in the blood and body fluids and is involved in counteracting foreign substances and disease.
10. a junction between two nerve cells, consisting of a minute gap across which impulses pass by diffusion of a neurotransmitter.
11. treatment with a vaccine to produce immunity to a particular infectious disease or pathogen that a lot of people seem to have a problem with for some reason...
14. part of the brain that processes auditory information and encodes memories.
16. an insulating layer, or sheath that forms around nerves, including those in the brain and spinal cord.
17. a signal transmitted along a nerve fiber.

1. a short branched extension of a nerve cell, along which impulses received from other cells at synapses are transmitted to the cell body.
3. gap between the pre- and postsynaptic cells.
4. a rapid sequence of changes in the voltage across a membrane.
7. a small colorless disk-shaped cell fragment without a nucleus, found in large numbers in blood and involved in clotting.
8. chemical messengers that your body can't function without.
12. a toxin or other foreign substance which induces an immune response in the body, especially the production of antibodies.
13. a large phagocytic cell found in stationary form in the tissues or as a mobile white blood cell, especially at sites of infection.
15. the state or quality of being resistant to a particular infectious disease or pathogen.