Exam 1: Introduction

GABA is the body's main inhibitory neurotransmitter substance, and ___________ is the excitatory substance.

The synapse is the physical space between neurons.

Dietary sources of tyrosine include all of the following except:

The most common ions found in the extracellular spaces are sodium and chloride ions.

Excessive amounts of ________ may be implicated in mania.

When the cell fires, or experiences an action potential, neurotransmitter substance is released from the dendrite.

Which two of the following appear to play a major role in learning and attention?

Monosodium glutamate or MSG is often found in Chinese food.

Exogenous substances include caffeine, vitamins, and herbs.

G proteins are also known as:

The soma or cell body contains the vital parts of the cell including the nucleus, the mitochondria and the cytoplasm.

We usually refer to the resting potential as -140 mV.

G proteins are so called because they bind guanine nucleotides.

Exogenous substances are produced within the body.

Which of the following are found in the soma?

Tyrosine is the amino acid precursor substance that is needed to produce:

A drug of a substance that facilitates the effects of a particular neurotransmitter on the post-synaptic cell is known as a/an:

There are three basic parts of a neuron.

Endogenous substances include endorphins, insulin and adrenalin.

Cells within the central nervous system communicate both electrically and chemically.