Chemistry and Electricity

Descrição

the study of chemicals and electricity
pressey_property
FlashCards por pressey_property, atualizado more than 1 year ago
pressey_property
Criado por pressey_property quase 11 anos atrás
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Resumo de Recurso

Questão Responda
1. Which of the following benefits is derived from UV light? a. it burns the skin b.it causes skin infections c. small doses tan the skin d. it photochemically damages hari C. small doses tan the skin
2. If water contains certain salts of calcium, magnesium and other metals, it is classified as: a. relaxing b. shampoo c. hard water d. filtered water C. Hard water
Which of the following is NOT and example of a physical change? a. rusting of a nail b. performing a hair design c. shattering a piece of glass d. performing a thermal design A. Rusting of a nail
The process of forcing an acid or alkali into the skin by applying current to the chemical is called: a. phoresis b. anaphoresis c. cataphoresis d. iontophoresis B. anaphoresis
If the client is holding the active electrode while the salon professional manually stimulates the area being treated, what method of Telsa Current is being used? a. direct application b. indirect application c. broad electrification d. general electrification B. indirect application
Which party is responsible for distribution of Material Safety Data Sheets? a. salon b. manufacturer c. sales representative d. professional association B. Manufacturer
Carbon, nitrogen, oxygen and hydrogen are the building blocks of: a. mixtures b. elements c. compounds d. amino acids D. Amino Acids
The term used to identify anything that occupies space is called: a. a gas b. matter c. a solid d. organic B. Matter
Basic substances that cannot be broken down into simpler substances are called: a. solids b. elements c. molecules d. compounds B. Elements
Which of the following terms means non-mixable? a. solvent b. solution c. miscible d. immiscible D. Immiscible
Mixtures of fats and oils converted to fatty acids by heat and then purified, fall under which of the following classifications? a. soaps b. powders c. ointments d. suspensions A. Soaps
Which electrotherapy treatment can cause sebum to be broken down or blackheads to be liquefied, as in deep-pore cleansing? a. Sinusoidal b. anaphoresis c. cataphoresis d. desincrustation D. Desincrustation
Atoms make up elements, Elements make up matter, Therefore all matter is comprised of: a. gases b. atoms c. carbon d. compounds B. Atoms
A unit of electrical resistance is called a(n): a. volt b. ohm c. watt d. insulator B. Ohm
Which of the following shampoos would NOT be used for color-treated or damaged hair? a. plain shampoo b. all-purpose shampoo c. non-stripping shampoo d. acid-balancing shampoo A. Plain Shampoo
A volt is a unit of electric: a. strength b. pressure c. frequency d. resistance B. Pressure
The application of special currents (for modalities) that have a variety of effects on the skin is called: a. light therapy b. electrotherapy c. chemical therapy d. mechanical therapy B. Electrotherapy
A measure of how much electric energy is being used is known as a: a. volt b. watt c. load d. conductor B. Watt
Which of the following shampoo types is formulated to have the same pH as the hair and skin? a. soapless shampoo b. clarifying shampoo c. all-purpose shampoo d. acid-balanced shampoo D. Acid-Balanced Shampoo
In what pH range is skin and hair? a. 4.5-5.5 b. 6.5-7.0 c. 7.5-10.5 d. 11.5-12.0 A. 4.5-5.5
When using ultraviolet rays, make sure you and your client wear: a. jewelry b. cotton eye pads c. protective eyewear d. low, broad-heeled shoes C. Protective Eyewear
When two hydrogen atoms combine with one oxygen atom, the result is water, which is called a(n): a. atom b. mixture c. element d. compound D. Compound
Which term identifies the change assigned to an oxidative hair color procedure? a. carbon change b. oxygen change c. physical change d. chemical change D. Chemical Change
Which conditioner will penetrate into the damaged hair shaft and deposit proteins into the cortex? a. instant conditioner b. normalizing conditioner c. moisturizing conditioner d. body-building conditioner D. Body-Building Conditioner
Which of the following materials does NOT allow a current to pass through it? a. metal b. water c. carbon d. alcohol D. alcohol
Light, heat, chemical and magnetic changes are all produced by: a. force b. conductors c. electricity d. a short circuit C. Electricity
Any electrical appliance activated by the flow of electric current such as a blow dryer is known as a(n): a. load b. electron c. insulator d. conductor A. Load
Ammonia, a colorless gas with a strong odor, is composed of hydrogen and: a. sulfur b. carbon c. sodium d. nitrogen D. Nitrogen
A solution that has more positive hydrogen ions than negative hydroxide ions is: a. acidic b. neutral c. alkaline d. slightly alkaline A. Acidic
Which shampoo would most likely be used to remove product build-up? a. clarifying shampoo b. powder dry shampoo c. conditioning shampoo d. thinning hair shampoo A. Clarifying Shampoo
Distilled water with a pH of 7 is considered? a. a salt b. neutral c. an acid d. an alkali B. Neutral
How many milliamperes equal one ampere? a. 10 b. 100 c. 1000 d. 10000 C. 1000
Which type of light can be broken into its individual wavelengths by a prism? a. infrared b. ultraviolet c. combination d. incandescent C. Combination
What would be used to determine if a bottle of hydrogen peroxide is still potent if the purchase date was no longer on the label? a. pH scale b. lightener c. patch test d. hydrometer D. Hydrometer
In the process of making a cup of instant hot chocolate, what would the powdered chocolate represent? a. solute b. solvent c. a dilute solution d. a concentrated solution A. Solute
Faradic Current is used chiefly to cause: a. soothing effects b. chemical effects c. the transfer of heat d. muscle contractions D. Muscle Contratctions
Which of the following components are contained within temporary colors? a. peroxide b. developers c. certified colors d. oxidative colors C. Certified Colors
Melting ice changes water from a solid to a liquid. Boiling water changes water from a liquid to a gas. These are examples of what type of change? a. physical b. chemical c. elemental d. molecular A. Physical
What makes up the primary composition of hair? a. keratin b. protons c. electrons d. trace minerals A. Keratin
Cleaning the hair and scalp and removing all foreign matter without adversely affecting either the scalp or hair is called? a. rinsing b. relaxing c. shampooing d. conditioning C. Shampooing
All matter that is living or once was living contains carbon and deals with: a. physics b. anatomy c. organic chemistry d. inorganic chemistry C. Organic Chemistry
The longest wavelengths in the visible spectrum are: a. red rays b. violet rays c. yellow rays d. ultraviolet rays A. Red Rays
High Frequency and alternating current are characteristics of which type of electrotherapy? a.Telsa b. Galvanic c. Sinusoidal d. direct current A. Telsa
Which bonds found in the hair can be easily broken by heat or water? a. salt bonds b. disulfide bonds c. hydrogen bonds d. van der Waal's Forces B. Disulfide Bonds
Since silver and copper transmit electricity, they are called: a. electrons b. insulators c. conductors d. closed circuits C. Conductors
The color molecules in permanent hair color enter the hair with the aid of: a. quats b. additional product c. an acid substance d. an alkaline substance D. An Alkaline Substance
Telsa, a high frequency current, is known as the: a. red ray b. violet ray c. infrared ray d. ultraviolet ray B. Violet Ray
Which of the following is NOT a temporary effect of the positive pole of Galvanic Current? a. softens tissues b. soothes nerves c. produces an acidic reaction d. slows blood flow by contracting the vessels A. Softens Tissues
An ampere is a unit of electric: a. strength b. pressure c. frequency d. resistance A. Strength
What occurs during oxidation? a. ammonia acids form different proteins b. enzymes break down large molecules c. a substance gains an electron and oxygen is released d. a substance loses an electron and oxygen is acquired D. A Substance Loses An Electron And Oxygen Is Acquired
Small doses of ultraviolet light my help the body produce: a. vitamin A b. vitamin B c. vitamin C d. vitamin D D. Vitamin D
Which shampoo contains temporary color molecules that adhere to the hair and deposit color? a. color shampoo b. soapless shampoo c. all-purpose shampoo d. acid-balanced shampoo A. Color Shampoo
The bonds found within hair that help organize protein chains in order to build hair are called: a. side bonds b. water bonds c. ionic bonds d. covalent bonds A. Side Bonds
Pure heat rays are produced by: a. white light b. actinic rays c. infrared rays d. ultraviolet rays C. Infrared Rays
Two or more atoms joined by a chemical bond is a(n): a. protein b. neutron c. electron d. molecule D. Molecule
Which of the following classifications would identify emulsions that are generally used by salon professionals? a. deodorant b. loose particles c. oil-in-water emulsions d. water-in-oil emulsions C. Oil-In-Water Emulsions
Substances of acidic or alkaline nature dissolve in water an/or contain: a. salt b. water c. carbon d. hydrogen B. Water
Which of the following shampoo types is designed to treat scalp and hair problems or disorders? a. color shampoo b medicated shampoo c. powder dry shampoo d. anti-dandruff shampoo B. Medicated Shampoo
Which of the following cosmetic classifications requires sifting until free of coarse, gritty particles? a. powder b. ointment c. emulsions d. suspensions A. Powders
Bacteria that cause skin infections can be killed by: a. infrared light b. ultraviolet light c. fluorescent light d. incandescent light B. Ultraviolet Light
What is created when amino acids join together in chains? a. proteins b. elements c. chemicals d. compounds A. Proteins
Materials that do not allow electricity to flow through them are called: a. insulators b. conductors c. open circuits d. closed circuits A. Insulators
Oxidants, such as hydrogen peroxide, have the ability to release: a. sulfur b. oxygen c. nitrogen d. aluminum B. Oxygen
The average distance an infrared lamp should be placed during a facial is about: a. 24 inches b. 10 inches c. 18 inches d. 30 inches D. 30 inches
Material that best transports electricity is a(n): a. watt b. prism c. insulator d. conductor D. Conductor
Atoms that are the same, form a(n): a. mixture b. element c. mulsion d. compound B. Element
When performing an electrotherapy procedure, what apparatus or current conductor is used to bring the current from the appliance to the client's skin? a. watt b. resistor c. electrode d. wall plate C. Electrode
What is the pH of a client's natural hair that has been permed, colored, sculpted and designed properly within the past few months? a. 1.0-2.2 b. 2.5-3.5 c. 4.5-5.5 d. 7.0-8.2 C. 4.5-5.5
A pH of 5 is how many times more acidic than a pH of 6? a. 1.5 b, 10 c. 100 d. 1000 B. 10
What temporary effect will a negative electrode pole produce when applying Galvanic Current during an electrotherapy treatment? a. increase in blood flow b. expansion of nerve tissues c. contraction of blood vessels d. production of an acid reaction A. Increase In Blood Flow
A constant electric current flowing in one direction is called a(n): a. direct current b. Faradic Current c. Sinusoidal Current d. alternating current A. Direct Current
Using a conditioner would help achieve all of the following results EXCEPT: a. fortify damaged areas b. increase new hair growth c. alter the way the hair behaves d. protect against further damage B. Increase New Hair Growth
When using Galvanic Current on clients in a salon, what precautions must a salon professional take in order to prevent injury to the client? a. do not wrap electrodes in moist cotton b. do not use over an area having broken capillaries c. do not apply the active electrode to the client's skin d. do not allow the client to hold the inactive electrode B. Do Not Use Over An Area Having Broken Capillaries
Which of the following steps should NOT be followed to break the circuit when a person comes in contact with an electric current? a. unplug the appliance b. turn off all circuit breakers c. touch the person to ground the circuit d. knock the person out of the circuit using an insulator C. Touch The Person To Ground The Circuit
A salon owner want to mimic natural sunlight as closely as possible in a salon reception area. Which type of light would most likely be used to accomplish this requirement? a. infrared b. ultraviolet c. fluorescent incandescent C. Incandescent
Which type of current is an alternating current with a mechanical effect to help produce muscle contractions? a. Tesla b. Faradic c.Sinusoidal d. High Frequency D. High Frequency
Treatment with light rays is called: a. phoresis b.light therapy c. mechanical effect d. combination cataphoresis B. Light Therapy
The direct current used in electrotherapy treatments is: a. Tesla b. Faradic c. Galvanic d. Sinusoidal C. Galvanic
What is formed when two or more non-mixable substances are united with the help of a binder? a. solution b. powder c. ointment d. emulsion D. Emulsion
All of the following statements regarding pH are true EXCEPT: a. pH measurement scale ranges from 0 to 14 b. a solution is acidic if it has more negative hydroxide ions c. solutions with equal hydrogen and hydroxide ions are neutral d. pH is a unit of measurement that indicates whether a substance is acidic, neutral, or alkaline B. A Solution Is Acidic If If Has More Negative Hydroxide Ions
Mixtures of Organic substances and a medicinal agent are: a. solutions b. ointments c. emulsions d. suspensions B. Ointments
A mixture of two or more kinds of molecules , evenly dispersed would be a(n): a. solution b. emulsion c. suspension d. ointment A. Solution
The primary ingredient of most shampoos is: a. minerals b. conditioner c. dimethicones d. deionized water D. Deionized Water
Which of the following will produce a mild, stimulating sensation while using High Frequency Current? a. wetting the area to be treated b. wrapping the electrode in three towels c. slightly separating the electrode from the skin d.keeping the electrode in direct contact with the area being treated. C. Slightly Separating The Electrode From The Skin
Which of the following statements describes how human hair is formed? a. salt bonds connect to amino acids b. hydrogen bonds create a chemical change c. amino acids cause a simple physical change d. protein chains connect to other protein chains D. Protein Chains Connect To Other Protein Chains
The instructions on a product state to shake well before use, which indicates this product is probably a(n): a. solution b. ointment c. emulsion d. suspension D. Suspension
A substance that is able to dissolve another substance is called a(n): a. solvent b. powder c. ointment d. emulsion A. Solvent
Material such as glass, rubber or paper around a conductor that does not allow current to pass through it is called a(n): a.wat b. prism c. insulator d. conductor C. Insulator
Which of the following is NOT a way for heat to be transferred from one object to another? a. phoresis b. radiation c. convection d. conduction A. Phoresis
Which of the following is a benefit of using infrared light during a facial? a. kills bacteria b. produces Vitamin D c. increased circulation d. help control deandruff C. Increases Circulation
The electrode that is negatively charged during an electrotherapy treatment is know as a(n): a. anode b. cathode c. insulator d grounding wire B. Cathode
Which of the following are also known as actinic rays? a. infrared b. red c. ultraviolet d. white C. Ultraviolet
Which shampoo would generally be recommended for an individual who is ill and bedridden? a. soapless shampoo b. liquid dry shampoo c. powder shampoo d. conditioning shampoo C. Powder Shampoo
Which of the following devices breaks the flow of current when an overload occurs? a. fuse b. insulator c. circuit breaker d. grounding wire C. Circuit Breaker
What is the name given to purifying water by passing it through a porous substance? a. filtration b. emulsion c. hydrophilic d. sedimentation A. Filtration
An alternating current which can be adjusted to different voltages to produce heat is: a. Faradic b. Galvanic c. Sinusoidal d. High Frequency D. High Frequency
The main ingredients found in most neutralizers are: a. quats, disulfides or sodium hydroxide b. mineral water, wheat germ or dimethicones c. hydrogen peroxide, sodium perborate or sodium bromate d. hydrogen sulfide, thioglycolic acid or ammonium hydroxide C. Hydrogen Peroxide, Sodium Perborate Or Sodium Bromate
Which of the following statements about surfactants is NOT true? a. contains a lipophilic part b. contains a hydrophilic part c. used to remove oil from the hair d. prevents shampoo from lathering D. Prevents Shampoo From Lathering
Before using ultraviolet light on a client, the skin or scalp should be: a. wet b. oily c. cleansed d. moisturized C. Cleansed
Disturbing the peptide bonds in hair can destroy the protein structure and affect the way hair looks. True or False? True
Lightening hair always involves oxidation of the natural melanin in the hair. True or False True
pH numbers measure the amount of acid or alkali in a water-based solution. True or False True
A chemical change in matter occurs when water freezes to become ice. True or False False
Electrons are the smallest complete unit of an element. True or False False
With an atomic number of 1, carbon is the simplest atomic structure. True or False False
Incandescent light normally produces redder tones or warmer casts in the object it lights. True or False True
Two kinds of light in the salon produce "white light". Fluorescent light and prism light. True or False False
A general shock passes through a small part of the body, causing burns and muscle contractions. True or False False
One way to prevent electric shock in the salon is to make sure all electrical cords are free of tangles and knots. True or False True
The scientific study of matter and the physical and chemical changes of matter is known as molecular biology. True or False False
30% of sunlight is composed of invisible rays beyond red, which are called fluorescent. True or False False
The four types of currents used in electrotherapy are Galvanic, Faradic, Sinusoidal and direct. True or False False
Carbon is a solid. True or False True
Two common sources of electric current are batteries and volts. True or False False
Instant conditioners restore moisture and oils, but they do not replace keratin in the hair shaft. True or False True
The carbon bond is a side bond that links the protein chains. True or False False
Before resetting a circuit breaker, it is recommended that you turn off all appliances connected to the circuit. True or False True
Any client with a medical condition should always consult with his or her physician first before receiving electrotherapy. True or False True
Water is usually classified as a secondary ingredient in most shampoos. True or False False
Galvanic Current has chemical effects that are caused by passing the current through a saline solution, then through body tissue and fluids. True or False False
The wavelengths that produce violet are the shortest in the visible spectrum. True or False True
Permanent waves using thioglycolic acid have a higher pH value than those using glyceryl monothioglycolate. True or False True
Cataphoresis introduces water-soluble treatment products into the skin. True or False False
Dimethicones give hair a smooth feel when dry and make it easier to comb. True or False False
"Acid-Balanced" indicates that the pH range falls within the acid range of 6.5 to 10.5. True or False False
Human contact with an electric current does NOT cause a shock. True or False False
Porosity refers to the ability of the hair to absorb moisture, liquids or chemicals. True or False True
Hair is a form of protein called keratin. True or False True
The three basic forms that matter exists as are solids, liquids and atoms. True or False False
When a blow dryer is on and air begins to flow, you have an example of a closed circuit. True or False True
When you wet your hair, you're causing the disulfide bonds to weaken, leaving your hair more pliable to work with. True or False False
If a fire results from an overload of an electric circuit, it is recommended that water is put on the circuit. True or False False
Ammonia is the most common oxidizing agent used to develop color. True or False False
When the lines of a circuit heat up from too many appliances operating at the same time, then a short circuit can occur. True or False True
A physical change occurs when oxygen combines with hydrogen to form water. True or False False
Oxygen is more abundant on the earth's crust than hydrogen. True or False True
Matter with definite weight, but indefinite volume and shape is liquids. True or False False
When using Tesla Current, electrodes can touch each other during the procedure. True or False False
A fire can occur if 4 to 5 appliances are plugged into one extension cord. True or False True
The molecular found in semi-permanent color are smaller in size and weight than the molecules of temporary colors. True or False True

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