Chapter 6 Workbook

An example of direct current is a

Battery

The mode of delivery used for neurological cases that does not require a dispersive electrode is the _____________ electrosurgical unit.

Bipolar

The path that electricity travels is defined as a ______________, which includes a source of power/generator, a conductor, a load, and a _______________.

Circuit, switch

Materials, including the most commonly used element of ________________, that allow the free flow of electrons are called ___________________.

Copper, conductors

_____________________ is a description of the flowing movement of free electrons in the outer orbit to another atom's outer orbit

Electric current

One alternating current cycle is called a _________ and in the US, we use a frequency of __________ cycles.

Hertz, 60

Materials that inhibit the flow of electrons are called

Insulators

The device that uses electricity, such as a light bulb, is called the

Load

_____________ within turbines or generators that can be powered by mechanical energy such as water, coal, or wind are used to produce an electrical current.

Magnets

__________ is anything that occupies space and has mass

Matter

The grounding pad (dispersive electrode) should be placed over a large ____________ mass.

Muscle

The rate at which work is done is called ______________, which is measured in ____________.

Power, watts

The electrosurgical unit uses ____________ current.

alternating

All matter consists of

atoms

The flow of the electrical charge (flow of electrons) is called _______________, which is measured in _____________.

current, amps

The third prong of an electrical cord is called the

ground

When the active electrode is not in use, it should be placed in the ___________ ____________ ____________

protective plastic holder

The positively charged particles in the nucleus of the atom are called

protons

The restriction of the flow of electrons is called

resistance

The electrical potential is called a ___________.

voltage