Although the Lowest Dose of Radiation Possible Is Used for Diagnostic

question 9

True/False

Although the lowest dose of radiation possible is used for diagnostic X-rays and CT scans,radiation exposure can accumulate in people who need many tests.

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Definitions:

Hippocampus

A major component of the brain in humans and other vertebrates, involved in the consolidation of information from short-term memory to long-term memory, and in spatial memory that enables navigation.

Receptor Site

Specific regions on the surface of cells or within cells designed to bind with certain substances, including neurotransmitters, hormones, and drugs.

Neurotransmitter

Chemical substances released by neurons to transmit signals across a synapse to another neuron, a muscle cell, or some other kind of cell.

Sympathetic Nervous System

Part of the autonomic nervous system that activates the body's rapid involuntary response to dangerous or stressful situations.