Exam 4: The Nervous System

Describe the action potential.

Parkinson's disease is caused by damage to serotonin neurons in the raphe nuclei.

In addition to neurons, what is the other brain cell that is even larger in number?

What term describes the specialized structures that recognize neurotransmitter molecules and, when activated, causes a change in the electrical activity of the neuron?

The action potential is an electrical signal that is transmitted along the axon when a neuron fires.

The monoamine theory of mood relates to the treatment of schizophrenia.

Professor Jordan is an expert in the human nervous system. As his students you were asked to identify the correct term and description, which of the following would you choose?

Cocaine selectively blocks Na+ (sodium) channels, which is the mechanism that leads to which of the following?

The neurotransmitter at the end organ of the sympathetic branch of the autonomic nervous system is which of the following?

Martha's mother has been treated for Alzheimer's for the past year. Which of the following would she most likely been using?

Which of the following neurotransmitters is found in most regions of the brain and is considered inhibitory?

Describe the role of serotonin.

Which part of the human brain does glucose enter and then is partially metabolized and sent to the neuron?

The tiny space between two neurons is called a synapse.

Homeostasis can be loosely translated as "moving and fluid."

PET and MRI are two examples of what technology?

Describe the somatic system.

The complex branching parts of a neuron that receive information from other neurons are called dendrites.

Who is credited for discovering that glia outnumber neurons by as much as 50 to one?

Neural centers controlling vomiting and respiration are found in the mesolimbic dopamine system.