The Polarity of an Unmarked Magnet Can Be Determined Using

question 3

Multiple Choice

The polarity of an unmarked magnet can be determined using:

• A)a charged glass rod
• B)a compass
• C)an electroscope
• D)another unmarked magnet
• E)iron filings

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Definitions:

Chemoreceptor Mechanism

A physiological process involving receptors that detect changes in the chemical concentration of substances (such as oxygen or carbon dioxide) in the body and signal these changes to the nervous system.

Capillary Permeability

The ability of substances to pass through the tiny blood vessels called capillaries, which is critical for the exchange of oxygen, nutrients, and waste products between blood and tissues.

Plasma Colloid Osmotic Pressure

The pressure exerted by plasma proteins on the capillary walls, influencing the movement of water between capillaries and tissues.

Vasomotor Tone

Relatively constant frequency of sympathetic impulses that keep blood vessels partially constricted in the periphery.