In this course, students will review key theory concepts with greater depth while improving their hands-on abilities. This enhanced theoretical foundation supports the refinement of technical skills in our student salon, where learners develop professional confidence.
Prerequisites
COS 232 with a grade of “C” or higher.
Student Learning Outcomes
- List and describe layers and functions of the skin, including the three major layers, nerves, melanin, collagen, elastin, and glands as they pertain to cosmetology.
- Outline and explain common skin lesions, sebaceous and sudoriferous gland disorders, skin inflammations, skin hypertrophies and skin pigment changes.
- List contributing factors to skin aging.
- Identify the effects of sun exposure on the skin, including forms of skin cancer.
- Explain chemistry, basic chemical structure, and chemical safety.
- Identify the differences between solutions, suspensions, and emulsions.
- Describe potential hydrogen and how the pH scale works.
- Summarize neutralization and redox reactions.
- Interpret safety data sheets.
- Explain electrical theory and safety.
- Identify electrotherapy modalities.
- Discuss light energy and phototherapy as it is used in cosmetology.
- Describe different chemicals used for relaxing and permanently waving hair.
- Describe tools and supplies used for relaxing hair and perming hair.
- List and describe permanent waving tools and designs.
- Outline safety guidelines and precautions for chemical texture services.
- Safely perform chemical texture services.
- Describe professional tools and products and demonstrate their use.
- Detail and perform hairstyling procedures including natural textured styles, curl formation, blow drying, updo techniques, and wet-sets.
- Describe and perform foundational braids.
- Describe tools and materials used for braiding and braid extensions.