With Respect to Computer Networks,organizations Often Install a Dedicated Telephone

question 51

Multiple Choice

With respect to computer networks,organizations often install a dedicated telephone system called a ________ to route external phone calls or connect internal telephone extensions.

• A) private branch exchange
• B) body sensor network
• C) power management unit
• D) point to point protocol
• E) near field communication

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Definitions:

Baroreceptors

Sensory nerve endings found in the walls of arteries and the heart that sense changes in blood pressure.

Blood Pressure

The force exerted by circulating blood on the walls of blood vessels, often measured as an indicator of heart health.

Cardioregulatory Center

A region of the brain, specifically in the medulla oblongata, that regulates heart rate and blood pressure by coordinating the autonomic nervous and the cardiovascular systems.

Vasodilator Substance

Chemicals that relax and expand blood vessels, increasing blood flow and decreasing blood pressure.