Exam 7: The Nervous System

All potassium channels are voltage regulated on the neuron membrane.

What is the name of the structure labeled as "E"?

__________ is the perception of stimuli from within the body giving information on body position and posture.

Excitatory postsynaptic potentials (EPSPs) cause a slight depolarization of the neuron.

Which layer of the meninges cannot be peeled off without damaging the neurons of the brain?

Which feature sets the nervous system apart from other organ systems?

Which type of protection for the central nervous system is not shown in this diagram?

Repolarization is due to the opening of sodium channels.

What is a typical resting potential for neurons?

The brain is composed of interneurons, motor neurons, and sensory neurons.

Which phase of an action potential is depicted here?

What does the parasympathetic nervous system do to the heart rate?

Ependymal cells are neuroglia which assist in the production of cerebrospinal fluid.

What is the name of the structure labeled as "A"?

One of the most common neurotransmitters is __________ , and it is responsible for the adrenaline rush we experience during tense situations.

The sodium-potassium exchange pump helps stabilize sodium and potassium ion concentrations by moving __________ sodium ions out of the cell and __________ potassium ions into it.

Which type of cell cleans up cellular debris and pathogens in the nervous system?

Name the components of a reflex arc and briefly explain the function of each.

In general, it can be said that for most people, the __________ hemisphere analyzes sensory input, recognizes faces, and functions in spatial relationships.

The junction between two neurons is called a(an):