One Way to Eliminate Lights Being Left on When Either

question 16

Multiple Choice

One way to eliminate lights being left on when either they are not needed or when no one is in a room is to install a __________ to turn lights on and off automatically.

• A) motion detector
• B) dimmer switch
• C) photo cell
• D) double-pole switch

---

Definitions:

Meningitis

An inflammation of the meninges, the protective membranes covering the brain and spinal cord, often caused by infection.

Subarachnoid Space

The interval between the arachnoid membrane and the pia mater covering the brain and spinal cord, filled with cerebrospinal fluid.

Complex Reflex Action

A motor reflex that involves multiple interneurons in addition to the primary sensory and motor neuron, allowing for a more sophisticated response to a stimulus.

Sensory Impulse

An electrical signal that is generated in response to external stimuli and transmitted through the nervous system.