Exam 2: Communication Within the Nervous System

An excitatory message received by a neuron decreases the likelihood that it will send a message down its axon.

Autoreceptors are located on the presynaptic membrane.

Loss of myelin from neurons would be expected to:

Explain the various functions of glial cells.

A typical neuron in the brain may receive inputs from how many inputs?

When a neuron is at rest,the inside of the neuron:

Many business deals involve a "middle man" who communicates between buyer and seller.The "middle man" between a sensory neuron and a motor neuron is a(n):

Medical researchers are focusing on the toxins of cone snails for several novel treatments because of the toxin's effects on:

After learning about the suffering of people with untreatable chronic pain,Amanda was encouraged by what researchers are learning about:

Myelinated axons consume less energy because:

The soma of a neuron contains the:

Myelinated axons require more energy to transmit action potentials at faster rates of conduction.

Explain the forces that produce the resting membrane potential.

Sodium ions are most concentrated in the ___ fluid.

The most important supporting cells of the brain are the:

While taking her GRE exam,LaFawnduh was concentrating so hard it almost hurt and the test left her feeling exhausted.A very large share of the energy LaFawnduh expended in her "mental efforts" was consumed by the ___ in her nervous system.

The most common type of neuron in the brain is the ___.

The seawater-like solution inside neurons and bathing their outside are known respectively as:

The gaps in the myelin sheaths on axons are known as:

In a myelinated neuron,the action potential: