The Percentage of Elderly Below the Poverty Level in 2007

question 63

True/False

The percentage of elderly below the poverty level in 2007 was about one-third of what it was in 1970.

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Definitions:

Synaptic Gaps

The small spaces between neurons across which neurotransmitters travel to transmit signals from one neuron to another.

Neurotransmitters

Chemicals released by one neuron (usually the presynaptic neuron), which trigger a response in another neuron (usually the postsynaptic neuron); the chief means of communication among neurons.

Presynaptic Neuron

A neuron that sends a signal toward a synaptic cleft, releasing neurotransmitters to stimulate or inhibit the postsynaptic cell.

Synapse

The junction between two neurons, where neurotransmitters are released to communicate signals across nerve cells.