Chapter 2

Neuroscience is a branch of Life Science that deals with the ___ and ___ of the brain, and the neurons, nerves and nervous tissues that form the nervous system.

The specialized cell in the nervous system that receives and send to that system.

Soma is referred to as the

Responsible for communicating with other nerve cells.

Bundled axons that form neural "cables" connecting the central nervous system with muscles, glands, and sense organs.

Chemical messengers that your body can't function without.

Most often form between axons and dendrites, and consist of a presynaptic neuron, synaptic cleft, and a postsynaptic neuron.

Proteins that allow only particular molecules of a certain shape to fit into. (key-lock model)

Is a drug that binds to the receptor, producing a similar response to the intended chemical and receptor.

Neurotransmitter: Excitatory or inhibitory; involved in arousal, attention, memory, and controls muscle contractions.