COSM 120 - General Sciences

Learners will study science as it applies to Cosmetology. Topics will include the basic principles of infection control, general anatomy and physiology, skin structure and growth, properties of the hair and scalp, the basics of chemistry, and the basics of electricity.


Hours: 216 (Lecture Hours: 12; Laboratory Hours: 12)


Total Weeks:  9



COSM 110 Orientation


Non-Course Prerequisites:




Course Content:
- Infection Control
- General Anatomy and Physiology
- Skin Structure and Growth
- Skin Diseases and Disorders
- Properties of the Hair and Scalp
- Basics of Chemistry
- Basics of Electricity


Learning Outcomes:
Upon successful completion of this course, learners will be able to :

- Demonstrate awareness of provincial laws and regulations pertaining to practicing cosmetology
- Identify and explain the types of bacteria classifications
- Recognize types of disinfectants and how to properly use them
- Define Hepatitis and HIV and explain how they are transmitted
- Explain and recognize how to properly and safely disinfect various salon tools and equipment
- Describe the difference between cleaning, disinfection and sterilizing
- Describe the universal precautions and responsibilities of the salon professional
- Describe the structures and composition of the skin
- Describe the functions of the skin
- Describe the aging process and the factors that influence aging of the skin
- Describe important terms relating to skin disorders
- Discuss which skin disorders may be handled in the salon and which should be referred to a physician
- Identify the factors that should be considered in hair analysis
- Discuss types of hair loss and growth
- Recognize hair and scalp disorders commonly seen in schools and salons and how to treat them
- Explain the difference between organic and inorganic chemistry
- Explain the different forms of matter, elements, compounds, and mixtures
- Explain the difference between solutions, suspensions and emulsions
- Explain pH and the pH scale
- Describe oxidation and reduction (redox) reactions
- Define the nature of electricity and the two types of electric currents
- Define electrical measurements
- Identify the principles of electrical equipment safety
- Define the electrical modalities used in cosmetology
- Explain electromagnetic radiation and the visible spectrum of light
- Describe the types of light therapy and their benefits
- Learners must demonstrate competencies in their skills to Industry Standards.

Knowledge:  Use initiative to identify tasks.

Attitudes:  Use time productively.

Skills:  Select and use appropriate tools.


Grading System:  Percentage


Passing Grade:  70%


Percentage of Individual Work:  100


Additional Course Comments:

- Students will sign and adhere to the Trades & Apprenticeship Safety and Attendance Policy


Textbooks: Textbooks are subject to change. Please contact the bookstore at your local campus for current book lists.