Midterm (Ms. Sandra's Questions) Flashcards

1
Q

Current that does not have constant voltage or polarity is:

A

Alternating

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2
Q

The flow of electrons in the same direction even and constant is:

A

Direct

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3
Q

Short wave is more successful on curly or kinky hair when the hair is in the:

A

Early anagen stage

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4
Q

Always expect to insert deeper when entering a follicle containing a:

A

Terminal gray hair

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5
Q

To effectively treat patients with dark skin with an Nd:YAG laser, you need:

A

Longer wavelengths and longer pulse widths

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6
Q

There is a higher risk of collateral damage to the skin with a:

A

Shorter wavelength

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7
Q

The first person to describe the use of Galvanic electrolysis for the treatment of unwanted hair is:

A

Dr. Charles Michel in 1875

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8
Q

Which of the glands throw off waste and regulate body temperature?

A

Sudoriferous glands

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9
Q

What do Langerhan cells act as?

A

macrophages

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10
Q

Indifferent electrode rash is contributed to by:

A

Hydrochloric acid and chlorine gas

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11
Q

The phenomenon that allows electrologists to perform thermolysis and or use a grounding wire or indifferent electrode is:

A

Capacitive return

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12
Q

Which area of the body is more susceptible to pitted scarring?

A

Face

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13
Q

An important factor in the use of the Blend modality is:

A

Correctly proportioned relationship between currents

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14
Q

When preparing for treatment it is safer to select a needle that is what?

A

Too long

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15
Q

Where does the vellus hair begin its growth?

A

Lobe of the sebaceous gland

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16
Q

When is steam produced during electrolysis?

A

High frequency blowout

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17
Q

Automatic timing is what?

A

More accurate than manual timing

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18
Q

If all variables are kept constant during thermolysis except timing, what happens to the current density around the probe as timing is increased?

A

Current density remains the same

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19
Q

What is a purpura?

A

laser bruise

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20
Q

What are the four appendages of the skin?

A

Hair, nails, sebaceous gland, sudoriferous gland

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21
Q

What makes up the Pilosebaceous unit? (5 beetles, 2 drummers)

A

Hair Root
Hair Bulb
Hair Shaft
Hair Papilla
Hair Follicle
Sebaceous Gland
Arrector pili muscle

22
Q

Laser settings for light, fine hair are:

A

higher fluence with shorter pulse duration

23
Q

What skin layer is not present where there are hair follicles?

A

Stratum lucidum

24
Q

Who invented the multi-needle machine?

A

Dr. Paul Kree

25
Q

What shape follicle does a kinky hair come from?

A

Oval

26
Q

What means is galvanic current?

A

chemical

27
Q

A honey-colored crust forming at the follicle mouth indicates what?

A

Natural healing

28
Q

What is a tough outer covering to resist heat, cold, and disinfectant?

A

spore

29
Q

The retinal hazard region is laser light:

A

In the visible and near infrared spectrum between 400-1400nm

30
Q

All are examples of conductors except:
a) Distilled water
b) Copper
c) Zinc
d) Brass

A

Distilled water (tap water is though)

31
Q

An ampere measures all except:
a) Current flow
b) Intensity
c) Excess electrons
d) Strength

A

Excess electrons

32
Q

High frequency current has no what?

A

Polarity

33
Q

A volt is all except:
a) Electromotive force
b) Electrical pressure
c) Resistance
d) Difference between potentials

A

Resistance

34
Q

Galvanic electrolysis is considered to be:

A

Bi-terminal

35
Q

The anode is used at what pole?

A

Positive

36
Q

The Blend method is also called:

A

Chemical electrocoagulation

37
Q

The Blend method is accredited to:

A

Arthur Hinkel and Henri St. Pierre

38
Q

The critical zone relating to Galvanic electrolysis is best defined as:

A

The distance away from the probe beyond which lye is no longer produced

39
Q

In an electrologist increases the intensity of her Galvanic device from 0.1ma to 0.5ma leaving the timing the same, the amount of lye will do what?

A

Increase by 5x

40
Q

The possibility of tattooing occurs if the probe is connected to the:

A

Positive electrode

41
Q

When viewing a tweezing case, most of the hairs will be in what stage?

A

Anagen

42
Q

Most hair on the body grows at:

A

45 degree angle

43
Q

A remnant of a small anagen hair which was left unepilated is known as a:

A

Tombstone

44
Q

Hairs with flat shafts come from what kind of follicles?

A

Curved

45
Q

What gland of the endocrine system is considered the “Master” gland?

A

Pituitary gland

46
Q

What are depressed pitted scars referred to as?

A

Atrophic scars

47
Q

What is a hypertrophic lesion?

A

Keloid

48
Q

What does MSS stand for?

A

Musculoskeletal symptom

49
Q

Name 3 types of crust:

A

Pus, blood, eschar

50
Q

Where does the strength of the Dermis come from?

A

Reticular layer

51
Q

Name the layer of hair that is the significant part of the hair that gives its strength and elasticity:

A

Cortex

52
Q
A