What Differentiates a Closed Circulatory System from an Open Circulatory

question 4

Multiple Choice

What differentiates a closed circulatory system from an open circulatory system?

• A)the presence of a heart
• B)the presence of a circulating fluid
• C)the presence of vessels
• D)dcirect contact of circulating fluid with tissues

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Definitions:

Processor Module

A processor module refers to a self-contained unit within a computer or embedded system that contains a processor and other necessary components for processing data.

Status Indicators

"LEDs that indicate the on-off status of an input or output point and are visible on the outside of the PLC."

Output Module

A hardware component in a PLC that provides the interface and electrical signal conversion to control output devices.