If You Were to Observe a Sample of Brain Tissue

question 1

Multiple Choice

If you were to observe a sample of brain tissue that was mostly composed of myelin and contained relatively few cell bodies, you would refer to this type of brain tissue as:

• A) white matter
• B) gray matter
• C) cell body mass extract
• D) pruned excess

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Definitions:

I/O Module

Input/Output Module, a device that provides the physical connection and conversion between a controller and external devices, sensing and acting upon the physical environment.

Status Indicator Connections

Physical or virtual connections in a system used to display the current status or condition through indicators.

Output Module

A component within a PLC that provides the physical output actions based on the logic control signals.