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The range statement relates to the unit of competency as a whole. It allows for different work environments and situations that will affect performance.The following variables may be present with training and assessment depending on the work situation, needs of the candidate, accessibility of the item, and local industry and regional contexts. Bold italicised text from the performance criteria is detailed here. |
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The main structure, functions and role of the skin may include: | structure and function of the glands of the skinrelevant skin surface anatomymajor epidermal appendages and dermal structuresmajor cells of the epidermisrole of vascular, connective and nervous tissue in the dermis. |
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The structure and function of the glands of the skin may include: | structure, function, distribution and development of skin glandsproduction, composition and functions of sebumproduction, composition and functions of eccrine and apocrine sweat fluids. |
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Physicaleffects of scalp treatments may include: | conditioningremoval of excess skin cellsremoval of excess sebum. |
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The main functions and role of hair may include: | thermo-regulationprotecting the scalp from physical damagecontrolling micro-organisms on the skin. |
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The glands and muscles associated with the hair and hair follicles may include: | structural and cellular features of a hair folliclesebaceous glandsarector pili muscle. |
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The structural and cellular features of hair and hair follicles may include: | hair shaftlayers of the hairhair root and follicle. |
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The process of hair growth and the hair growth cycle may include: | hair growth cycleanagen (growth phase)catagen (transitional phase)telogen (resting phase)influences on hair growth rate. |
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The characteristics of normal and damaged hair may include: | hair type: coarse, medium and finetextureporosity. |
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Hair colour and chemical reformation may include: | main factors contributing to hair colourorigin, structure and location of melanin. |
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Physical effects of hairdressing services may include: | effects on hair structureeffects on hair texturedegree of curl or wave in hairhair colour. |
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Concepts of cosmetic chemistry may include: | bondsmoleculeschemical compoundschemical changeneutralisation and bufferingorganic chemistrychemical reactionsacids and bases and their effect on skin and hairpH. |
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Relevant legislation may include: | federal, state and local health and hygieneoccupational health and safety. |
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Workplace policies and procedures may include: | client comfort and safetyoperator safetyhealth and hygiene. |
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Range of hairdressing products may include: | colouring productslightening productschemical reformation productschemical relaxation productstemporary setting aidstopical products including sprays and waxestrichological treatments. |
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Contraindications may include: | allergic reactionshair porosity. |
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Potential environmental damage may include: | ultraviolet (sun) light excessive use of overheated thermal equipment. |