CIDESCO Facial Exam Prep Updated Latest 2026
The pH scale is used to measure the degree of acidity or: - ANS-alkalinity
pH can be decreased by: - ANS-increasing hydrogen-ions
The letter p in pH means: - ANS-potential
pH is: - ANS-the number of free H-ions in solution
If the pH of a solution is between 5 and 7, the solution is a: - ANS-weak acid
If the pH of a solution is between 1 and 3 the solution is a: - ANS-strong acid
If the pH of a solution is between 7 and 9 the solution is a: - ANS-weak alkali
If the pH of a solution is between 12 and 14 the solution is: - ANS-strong alkali
The pH of distilled water is: - ANS-7
Lemon juice, with a pH reading of about 2, is considered to be: - ANS-acid
Pure water, with a pH of 7, is considered to be: - ANS-neutral
Substances having a pH value above 9.5 are considered to be: - ANS-alkaline
The pH of the skin's acid mantle is: - ANS-5.5
A characteristic of a weak acid is that it: - ANS-supports the natural pH of the skin
A characteristic of a weak alkali is that it: - ANS-softens the stratum corneum of the skin
The effect of a strong acid is: - ANS-corrosive and therefore of no use in beauty therapy
A characteristic of organic acids is that: - ANS-they contain the element carbon (C)
Organic acids are found in: - ANS-sebum and plants
An organic acid contains the chemical-group: - ANS-COOH
An anode is: - ANS-A positively charged electrode
A cathode is: - ANS-A negatively charged electrode
Examples of electrodes which are used in beauty therapy are: - ANS-the needles used
for galvanic electrolysis
,In physics, radiation means: - ANS-the electro-magnectic waves in space system
The unit of frequency is: - ANS-Hertz
In physics, frequency means: - ANS-the number of times per second an electro-
magnetic-wave can change direction
The unit of frequency is: - ANS-Hertz
Hertz is a unit of: - ANS-frequency
In the visible spectrum the colours in the correct order are: - ANS-red, orange, yellow
and green
In the visible spectrum the colours in the correct order are: - ANS-green, blue, indigo
and violet
Invisible rays which can be used in beauty therapy are: - ANS-infra-red and ultra-violet
rays
Infra-red radiation: - ANS-is invisible and can be felt
Infra-red radiation is absorbed: - ANS-in the dermis and muscles
Infra-red rays can be used in beauty therapy for: - ANS-warming
The effect of infra-red rays on the skin is to: - ANS-warm the deeper layers of the skin
An indication for a treatment with infra-red rays is: - ANS-a poor blood circulation in the
skin
A contra-indication to treatment with infra-red radiation is: - ANS-skin showing
teleangiectasias on the cheek area
Infra-red radiation is used: - ANS-to warm the tissues before massage
Ultra-violet radiation can be useful in beauty therapy because of the: - ANS-chemical
effect on the skin
Which of the following radiation has the most anti-bacterial effect? - ANS-UV-C
What is the safest radiation that can be used to increase pigmentation? - ANS-UV-A
Which rays are mostly used in ray-treatments to increase pigmentation? - ANS-UV-A
and UV-B
,Ultra-violet radiation is absorbed: - ANS-mainly in the epidermis
The radiation mainly responsible for tanning the skin is: - ANS-UV-A
Skin cancer is most likely caused by: - ANS-Ultra-violet
An electric current is: - ANS-A flow of electrons
Which electric currents can be used in electrotherapy? - ANS-High frequency currents
of high voltage
Which electric currents can be used in electrotherapy? - ANS-High frequency and
middle frequency currents both of low voltage
Which electric currents can be used in electrotherapy? - ANS-Faradic and galvanic
currents both of low voltage
Examples of solid conductors are: - ANS-metals
Examples of liquid conductors are: - ANS-fluids in which ions are present
Examples of liquid conductors are: - ANS-body fluids and alkali solutions
Which gas can conduct electric current? - ANS-neon
Examples of insulators are: - ANS-plastics
An example of an insulator is: - ANS-rubber
The strength of an electric current is measured by it's: - ANS-amperage
The pressure of an electric current is measured by it's: - ANS-voltage
The power of an electrical appliance is measured by it's: - ANS-wattage
In an electrical circuit if the voltage is doubled and the resistance halved, the intensity of
the current is: - ANS-is increased four times
The unit of current strength is: - ANS-ampere
The unit of current pressure is: - ANS-volt
The unit of electrical resistance is: - ANS-ohm
The unit of electrical power is: - ANS-watt
, A current with a constant strength used in beauty therapy is called: - ANS-galvanic
A so-called "faradic type current" is: - ANS-An interrupted galvanic current
The current that is used to tone muscles is called: - ANS-faradic
A so-called "faradic type current" is different from a galvanic current in beauty therapy
because: - ANS-it is more effective for training muscles
A galvanic current is different from a so-called "faradic type current" in beauty therapy
because: - ANS-it is more effective for iontophoresis
Which machine for treatments in beauty therapy supplies galvanic current? - ANS-A
machine for iontophoresis
For which treatments in beauty therapy is galvanic current used? - ANS-Iontophoresis
For which treatments in beauty therapy is galvanic current used? - ANS-Iontophoresis
and electric desincrustation
The meaning of iontophoresis is: - ANS-to force cosmetic ingredients deeper into the
skin
The meaning of desincrustation is: - ANS-to remove substances from the skin's surface
Desincrustation to remove substances from the surface of the skin is done with a: -
ANS-galvanic machine and cathode as the active electrode
The effect of desincrustation on sebum is: - ANS-a saponification process caused by
galvanic, current
A machine for iontophoresis is most likely to contain: - ANS-a rectifier and a transformer
A machine for desincrustation is most likely to contain: - ANS-a rectifier and a
transformer
I. Galvanic current can be obtained from a dry cell (battery) II. The electric mains
supplies galvanic current. - ANS-I is correct and II is incorrect
The electrical device that changes alternating current into direct current is a: - ANS-
rectifier
The function of a rectifier is to change: - ANS-an alternating current into a galvanic
current
I Biological and non-biological substances both need oxygen for their existence. II The
human body consists only of biological substances. - ANS-I is correct and II is incorrect
Characteristics of life include: - ANS-growth and metabolism
The pH scale is used to measure the degree of acidity or: - ANS-alkalinity
pH can be decreased by: - ANS-increasing hydrogen-ions
The letter p in pH means: - ANS-potential
pH is: - ANS-the number of free H-ions in solution
If the pH of a solution is between 5 and 7, the solution is a: - ANS-weak acid
If the pH of a solution is between 1 and 3 the solution is a: - ANS-strong acid
If the pH of a solution is between 7 and 9 the solution is a: - ANS-weak alkali
If the pH of a solution is between 12 and 14 the solution is: - ANS-strong alkali
The pH of distilled water is: - ANS-7
Lemon juice, with a pH reading of about 2, is considered to be: - ANS-acid
Pure water, with a pH of 7, is considered to be: - ANS-neutral
Substances having a pH value above 9.5 are considered to be: - ANS-alkaline
The pH of the skin's acid mantle is: - ANS-5.5
A characteristic of a weak acid is that it: - ANS-supports the natural pH of the skin
A characteristic of a weak alkali is that it: - ANS-softens the stratum corneum of the skin
The effect of a strong acid is: - ANS-corrosive and therefore of no use in beauty therapy
A characteristic of organic acids is that: - ANS-they contain the element carbon (C)
Organic acids are found in: - ANS-sebum and plants
An organic acid contains the chemical-group: - ANS-COOH
An anode is: - ANS-A positively charged electrode
A cathode is: - ANS-A negatively charged electrode
Examples of electrodes which are used in beauty therapy are: - ANS-the needles used
for galvanic electrolysis
,In physics, radiation means: - ANS-the electro-magnectic waves in space system
The unit of frequency is: - ANS-Hertz
In physics, frequency means: - ANS-the number of times per second an electro-
magnetic-wave can change direction
The unit of frequency is: - ANS-Hertz
Hertz is a unit of: - ANS-frequency
In the visible spectrum the colours in the correct order are: - ANS-red, orange, yellow
and green
In the visible spectrum the colours in the correct order are: - ANS-green, blue, indigo
and violet
Invisible rays which can be used in beauty therapy are: - ANS-infra-red and ultra-violet
rays
Infra-red radiation: - ANS-is invisible and can be felt
Infra-red radiation is absorbed: - ANS-in the dermis and muscles
Infra-red rays can be used in beauty therapy for: - ANS-warming
The effect of infra-red rays on the skin is to: - ANS-warm the deeper layers of the skin
An indication for a treatment with infra-red rays is: - ANS-a poor blood circulation in the
skin
A contra-indication to treatment with infra-red radiation is: - ANS-skin showing
teleangiectasias on the cheek area
Infra-red radiation is used: - ANS-to warm the tissues before massage
Ultra-violet radiation can be useful in beauty therapy because of the: - ANS-chemical
effect on the skin
Which of the following radiation has the most anti-bacterial effect? - ANS-UV-C
What is the safest radiation that can be used to increase pigmentation? - ANS-UV-A
Which rays are mostly used in ray-treatments to increase pigmentation? - ANS-UV-A
and UV-B
,Ultra-violet radiation is absorbed: - ANS-mainly in the epidermis
The radiation mainly responsible for tanning the skin is: - ANS-UV-A
Skin cancer is most likely caused by: - ANS-Ultra-violet
An electric current is: - ANS-A flow of electrons
Which electric currents can be used in electrotherapy? - ANS-High frequency currents
of high voltage
Which electric currents can be used in electrotherapy? - ANS-High frequency and
middle frequency currents both of low voltage
Which electric currents can be used in electrotherapy? - ANS-Faradic and galvanic
currents both of low voltage
Examples of solid conductors are: - ANS-metals
Examples of liquid conductors are: - ANS-fluids in which ions are present
Examples of liquid conductors are: - ANS-body fluids and alkali solutions
Which gas can conduct electric current? - ANS-neon
Examples of insulators are: - ANS-plastics
An example of an insulator is: - ANS-rubber
The strength of an electric current is measured by it's: - ANS-amperage
The pressure of an electric current is measured by it's: - ANS-voltage
The power of an electrical appliance is measured by it's: - ANS-wattage
In an electrical circuit if the voltage is doubled and the resistance halved, the intensity of
the current is: - ANS-is increased four times
The unit of current strength is: - ANS-ampere
The unit of current pressure is: - ANS-volt
The unit of electrical resistance is: - ANS-ohm
The unit of electrical power is: - ANS-watt
, A current with a constant strength used in beauty therapy is called: - ANS-galvanic
A so-called "faradic type current" is: - ANS-An interrupted galvanic current
The current that is used to tone muscles is called: - ANS-faradic
A so-called "faradic type current" is different from a galvanic current in beauty therapy
because: - ANS-it is more effective for training muscles
A galvanic current is different from a so-called "faradic type current" in beauty therapy
because: - ANS-it is more effective for iontophoresis
Which machine for treatments in beauty therapy supplies galvanic current? - ANS-A
machine for iontophoresis
For which treatments in beauty therapy is galvanic current used? - ANS-Iontophoresis
For which treatments in beauty therapy is galvanic current used? - ANS-Iontophoresis
and electric desincrustation
The meaning of iontophoresis is: - ANS-to force cosmetic ingredients deeper into the
skin
The meaning of desincrustation is: - ANS-to remove substances from the skin's surface
Desincrustation to remove substances from the surface of the skin is done with a: -
ANS-galvanic machine and cathode as the active electrode
The effect of desincrustation on sebum is: - ANS-a saponification process caused by
galvanic, current
A machine for iontophoresis is most likely to contain: - ANS-a rectifier and a transformer
A machine for desincrustation is most likely to contain: - ANS-a rectifier and a
transformer
I. Galvanic current can be obtained from a dry cell (battery) II. The electric mains
supplies galvanic current. - ANS-I is correct and II is incorrect
The electrical device that changes alternating current into direct current is a: - ANS-
rectifier
The function of a rectifier is to change: - ANS-an alternating current into a galvanic
current
I Biological and non-biological substances both need oxygen for their existence. II The
human body consists only of biological substances. - ANS-I is correct and II is incorrect
Characteristics of life include: - ANS-growth and metabolism
