Intro To Electrotherapy

Question 1

What is obtained by the addition or removal of electrons

Answer 1

Charge

Question 2

An atom that has gained or lost an electron is

Answer 2

Ion

Question 3

The process by which an atom or molecule acquires a negative or positive charge is

Answer 3

Ionization

Question 4

A charge is described by its

Answer 4

Polarity

Question 5

The net charge of an object being either negative or positive is

Answer 5

Polarity

Question 6

What are the conductors in human body

Answer 6

Tissues like muscle, nerve and bodily fluid

Question 7

What is an insulator in the human body

Answer 7

Fat

Question 8

International unit for current is

Answer 8

Ampere

Question 9

The power created by the potential difference that allows the electrons to move is

Answer 9

Volt

Question 10

Functions of therapeutic modalities , electrotherapy or physical agents

Answer 10

Decrease pain, increase rom, improve tissue healing and improve muscle activation

Question 11

What is the main objective of electrotherapy

Answer 11

Stimulate the stimulated muscle and nerve cells

Question 12

The movement of charged particles causes

Answer 12

Micro vibration

Question 13

The rate at which ac switches current is termed

Answer 13

Frequency

Question 14

The electrical potential difference between inside and outside of the nerve cell is

Answer 14

Membrane resting potential

Question 15

To create an action potential in the nerve what should be done to the nerve membrane

Answer 15

Stimulate it

Question 16

The ignition of muscle fibers can be increased in two ways

Answer 16

Spatial and temporal

Question 17

Spatial recruitment has to do with

Answer 17

Number of active muscle fibers

Question 18

Application area dependent ignition depends is possible by increasing

Answer 18

Current intensity

Question 19

Time ignition is adjusted with

Answer 19

Frequency

Question 20

The result If there’s a low intensity and high frequency

Answer 20

Strong muscle work in a limited space

Question 21

Result of high intensity and low frequency

Answer 21

Light muscle work in large area

Question 22

Types of pain theories

Answer 22

Specific
Pattern
Gate control theory

Question 23

If sensory impulses are equivalent to pain then

Answer 23

The feeling of pain is reduced and Vice versa

Question 24

In gate control theory… pain simulation is carried by

Answer 24

Small slow fibers

Question 25

…..,,transmits impulses from….. to .,…

Answer 25

T-cells .. spinal cord to brain

Question 26

Location of T cells

Answer 26

Special area of spinal cord called

Substantial gelatinosa

Question 27

What fibers can prohibit the impulses from small fibers from communicating with the brain

Answer 27

Large fibers

Question 28

Factors influencing opening and closing of gate

Answer 28

Amount of activity of pain fibers
………,,,,,,,,,,,,,,,,,,,,,,,,,of other peripheral nerves

Messages that decend from the brain

Question 29

What fibers carry mild stimulation

Answer 29

Peripheral fibers

Question 30

Effects that occur endorphinically

Answer 30

Overall effect.. increased endorphin production by stimulation pf A fibers

Local effecr…. Increase in blood flow

Question 31

Bio psychosocial pain model involves

Answer 31

Biological
Phsycological
Social factors

Question 32

What issues should be considered to prevent burns

Answer 32

Type of current applied
Electrode permeability
Skin resistance

Question 33

In ac and dc the risk is what

Answer 33

High at low D.C.