The range statement relates to the unit of competency as a whole. It allows for different work environments and situations that may affect performance. Bold italicised wording, if used in the performance criteria, is detailed below. Essential operating conditions that 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) may also be included. |
The main structure, functions and role of the skin may include: | structure and function of the glands of the skin relevant skin surface anatomy major epidermal appendages and dermal structures major cells of the epidermis role of vascular, connective and nervous tissue in the dermis. |
The structure and function of the glands of the skin may include: | structure, function, distribution and development of skin glands production, composition and functions of sebum production, composition and functions of eccrine and apocrine sweat fluids. |
Physical effects of scalp treatments may include: | conditioning removal of excess skin cells removal of excess sebum. |
The main functions and role of hair may include: | thermo-regulation protecting the scalp from physical damage controlling micro-organisms on the skin. |
The glands and muscles associated with the hair and hair follicles may include: | structural and cellular features of a hair follicle sebaceous glands arrector pili muscle. |
The structural and cellular features of hair and hair follicles may include: | hair shaft layers of the hair hair root and follicle. |
The process of hair growth and the hair growth cycle may include: | hair growth cycle: anagen (growth phase) catagen (transitional phase) telogen (resting phase) influences on hair growth rate. |
The characteristics of normal and damaged hair may include: | hair type including, coarse, medium and fine texture porosity. |
Hair colour and chemical reformation may include: | main factors contributing to hair colour origin, structure and location of melanin. |
Physical effects of hairdressing services may include: | effects on hair structure effects on hair texture degree of curl or wave in hair hair colour. |
Concepts of cosmetic chemistry may include: | bonds molecules chemical compounds chemical change neutralisation and buffering organic chemistry chemical reactions acids and bases and their effect on skin and hair pH. |
Relevant legislation may include: | federal, state and local health and hygiene occupational health and safety. |
Workplace policies and procedures may include: | client comfort and safety operator safety health and hygiene. |
Range of hairdressing products may include: | colouring products lightening products chemical reformation products chemical relaxation products temporary setting aids topical products including sprays and waxes trichological treatments. |
Contraindications may include: | allergic reactions hair porosity. |
Potential environmental damage may include: | ultraviolet (sun) light excessive use of overheated thermal equipment. |