CIDESCO Exam Prep QUESTIONS With Correct and Verified Answers 2023 | 2024 Latest

CIDESCO Exam Prep QUESTIONS With Correct and Verified Answers 2023 | 2024 Latest. Every living organism needs some non-biological substances for it's existence. II. All nonbiological substances are found as minerals in the earth. CORRECT ANSWERS: I is correct and II is incorrect Science deals mainly with: CORRECT ANSWERS: physics and chemistry The study of the structure of the body is called: CORRECT ANSWERS: anatomy The study of the functions of living organisms is: CORRECT ANSWERS: physiology I Anatomy is a very important science in the field of biology. II Anatomy is the science which deals with the functions of the human body. CORRECT ANSWERS: I is correct and II is incorrect I Physiology is a very important science in the field of biology. II Physiology is the science which deals with the functions of the body. CORRECT ANSWERS: I and II are both correct Which one of the following belongs to the science of chemistry? CORRECT ANSWERS: The alteration of the structure of molecules I Chemical reactions only take place outside and not inside a living organism. II The structure of molecules change during chemical reactions. CORRECT ANSWERS: I is incorrect and II is correct The field of physics includes: CORRECT ANSWERS: heat and electricity Which one of the following belongs to the field of physics? CORRECT ANSWERS: Sound, electricity and heat The field of physics includes: CORRECT ANSWERS: the science of electricity An anion is: CORRECT ANSWERS: A negatively charged atom An anion is: CORRECT ANSWERS: a negatively charged chloride atom (CI-) A cation is: CORRECT ANSWERS: A positively charged sodium atom (Na+) An electrolyte is: CORRECT ANSWERS: A substance which, dissolved in water, splits into ions Examples of electrolytes are: CORRECT ANSWERS: acids and salts An example of an electrolyte is: CORRECT ANSWERS: salt-solution An acid is an electrolyte because: CORRECT ANSWERS: it can conduct an electric current An example of an inorganic acid is: CORRECT ANSWERS: sulphuric acid An alkali must contain: CORRECT ANSWERS: metal atoms and hydroxyl group(s) (OH) An example of an alkaline substance is: CORRECT ANSWERS: soap If a metal-oxide is dissolved in water it forms: CORRECT ANSWERS: an alkali The pH scale is used to measure the degree of acidity or: CORRECT ANSWERS: alkalinity pH can be decreased by: CORRECT ANSWERS: increasing hydrogen-ions The letter p in pH means: CORRECT ANSWERS: potential pH is: CORRECT ANSWERS: the number of free H-ions in solution If the pH of a solution is between 5 and 7, the solution is a: CORRECT ANSWERS: weak acid If the pH of a solution is between 1 and 3 the solution is a: CORRECT ANSWERS: strong acid If the pH of a solution is between 7 and 9 the solution is a: CORRECT ANSWERS: weak alkali If the pH of a solution is between 12 and 14 the solution is: CORRECT ANSWERS: strong alkali The pH of distilled water is: CORRECT ANSWERS: 7 Lemon juice, with a pH reading of about 2, is considered to be: CORRECT ANSWERS: acid Pure water, with a pH of 7, is considered to be: CORRECT ANSWERS: neutral Substances having a pH value above 9.5 are considered to be: CORRECT ANSWERS: alkaline The pH of the skin's acid mantle is: CORRECT ANSWERS: 5.5 A characteristic of a weak acid is that it: CORRECT ANSWERS: supports the natural pH of the skin A characteristic of a weak alkali is that it: CORRECT ANSWERS: softens the stratum corneum of the skin The effect of a strong acid is: CORRECT ANSWERS: corrosive and therefore of no use in beauty therapy A characteristic of organic acids is that: CORRECT ANSWERS: they contain the element carbon (C) Organic acids are found in: CORRECT ANSWERS: sebum and plants An organic acid contains the chemical-group: CORRECT ANSWERS: COOH An anode is: CORRECT ANSWERS: A positively charged electrode A cathode is: CORRECT ANSWERS: A negatively charged electrode Examples of electrodes which are used in beauty therapy are: CORRECT ANSWERS: the needles used for galvanic electrolysis In physics, radiation means: CORRECT ANSWERS: the electro-magnectic waves in space system The unit of frequency is: CORRECT ANSWERS: Hertz In physics, frequency means: CORRECT ANSWERS: the number of times per second an electro-magnetic-wave can change direction The unit of frequency is: CORRECT ANSWERS: Hertz Hertz is a unit of: CORRECT ANSWERS: frequency In the visible spectrum the colours in the correct order are: CORRECT ANSWERS: red, orange, yellow and green In the visible spectrum the colours in the correct order are: CORRECT ANSWERS: green, blue, indigo and violet Invisible rays which can be used in beauty therapy are: CORRECT ANSWERS: infra-red and ultra-violet rays Infra-red radiation: CORRECT ANSWERS: is invisible and can be felt Infra-red radiation is absorbed: CORRECT ANSWERS: in the dermis and muscles Infra-red rays can be used in beauty therapy for: CORRECT ANSWERS: warming The effect of infra-red rays on the skin is to: CORRECT ANSWERS: warm the deeper layers of the skin An indication for a treatment with infra-red rays is: CORRECT ANSWERS: a poor blood circulation in the skin A contra-indication to treatment with infra-red radiation is: CORRECT ANSWERS: skin showing teleangiectasias on the cheek area Infra-red radiation is used: CORRECT ANSWERS: to warm the tissues before massage Ultra-violet radiation can be useful in beauty therapy because of the: CORRECT ANSWERS: chemical effect on the skin Which of the following radiation has the most anti-bacterial effect? CORRECT ANSWERS: UV-C What is the safest radiation that can be used to increase pigmentation? CORRECT ANSWERS: UV-A Which rays are mostly used in ray-treatments to increase pigmentation? CORRECT ANSWERS: UV-A and UV-B Ultra-violet radiation is absorbed: CORRECT ANSWERS: mainly in the epidermis The radiation mainly responsible for tanning the skin is: CORRECT ANSWERS: UV-A Skin cancer is most likely caused by: CORRECT ANSWERS: Ultra-violet An electric current is: CORRECT ANSWERS: A flow of electrons Which electric currents can be used in electrotherapy? CORRECT ANSWERS: High frequency currents of high voltage Which electric currents can be used in electrotherapy? CORRECT ANSWERS: High frequency and middle frequency currents both of low voltage Which electric currents can be used in electrotherapy? CORRECT ANSWERS: Faradic and galvanic currents both of low voltage Examples of solid conductors are: CORRECT ANSWERS: metals Examples of liquid conductors are: CORRECT ANSWERS: fluids in which ions are present Examples of liquid conductors are: CORRECT ANSWERS: body fluids and alkali solutions Which gas can conduct electric current? CORRECT ANSWERS: neon Examples of insulators are: CORRECT ANSWERS: plastics An example of an insulator is: CORRECT ANSWERS: rubber The strength of an electric current is measured by it's: CORRECT ANSWERS: amperage The pressure of an electric current is measured by it's: CORRECT ANSWERS: voltage The power of an electrical appliance is measured by it's: CORRECT ANSWERS: wattage In an electrical circuit if the voltage is doubled and the resistance halved, the intensity of the current is: CORRECT ANSWERS: is increased four times The unit of current strength is: CORRECT ANSWERS: ampere The unit of current pressure is: CORRECT ANSWERS: volt The unit of electrical resistance is: CORRECT ANSWERS: ohm The unit of electrical power is: CORRECT ANSWERS: watt A current with a constant strength used in beauty therapy is called: CORRECT ANSWERS: galvanic A so-called "faradic type current" is: CORRECT ANSWERS: An interrupted galvanic current The current that is used to tone muscles is called: CORRECT ANSWERS: faradic A so-called "faradic type current" is different from a galvanic current in beauty therapy because: CORRECT ANSWERS: it is more effective for training muscles A galvanic current is different from a so-called "faradic type current" in beauty therapy because: CORRECT ANSWERS: it is more effective for iontophoresis Which machine for treatments in beauty therapy supplies galvanic current? CORRECT ANSWERS: A machine for iontophoresis For which treatments in beauty therapy is galvanic current used? CORRECT ANSWERS: Iontophoresis For which treatments in beauty therapy is galvanic current used? CORRECT ANSWERS: Iontophoresis and electric desincrustation The meaning of iontophoresis is: CORRECT ANSWERS: to force cosmetic ingredients deeper into the skin The meaning of desincrustation is: CORRECT ANSWERS: to remove substances from the skin's surface