Chemistry & Chemical Safety
any substance that occupies space and has mass (weight)
matter
How many coats of polish do you need to perform a basic manicure?
4 (base coat, 2 color coats, top coat)
the methods used to eliminate or reduce the transmission of infectious organisms from one individual to another
infection control
The technical name for the natural nail.
Onyx
An area of thickened skin caused by continued, repeated pressure. Acts as a protective layer that prevents damage to the underlying skin. This layer should never be completely removed because it can lead to injury and infection.
Callus
What time do Senior Cosmos clock in for class?
09:00 AM
substances that allow oil and water to mix
surfactant
The list of services that you are legally allowed to perform within your specialty in your state
Scope of practice (SOP)
chemical products approved by the EPA designed to destroy most bacteria (excluding spores), fungi, and viruses, on surfaces
disinfectants
Damaged skin around the nail plate that becomes slit or torn. It can be carefully trimmed, provided the living skin is not cut or torn in the process.
Hangnail
Consists of cells that look like small, distinct granules. These cells are dying as they are pushed to the surface and will eventually replace the stratum corneum or dead skin cells as they are shed from the skin’s surface layer.
Stratum granulosum (grainy layer)
What time does Ms.Maria's manicurist clock out for the day? (400&600)
02:00/04:00
an atom or molecule that carries an electrical charge
ion
A(n) ____ uses high-temperature steam and pressure to kill microorganisms and their spores.
autoclave
bacteria capable of producing a protective coating that allows them to withstand very harsh environments and to shed the coating when conditions become more favorable to them
bacterial spores
The portion of living skin that supports the nail plate as it grows toward the free edge.
Nail bed
the deepest layer of the dermis and supplies the skin with all its oxygen and nutrients.
reticular layer
How many doors are in Ms.Maria's classroom?
4
an alpha hydroxy acid used in exfoliation and to lower the pH of products
glycolic acid
A colorless, inflammable liquid; it is miscible with water, alcohol, and ether and has a sweetish odor or burning taste.
Acetone
contact with non-intact (broken) skin, blood, body fluid, or other potentially infectious materials, which is the result of the performance of an employee’s duties
exposure incident
The entire flap of skin covering the matrix, extending from the edge of the visible nail plate to the first joint of the finger.
Proximal Nail Fold (PNF)
The clear, transparent layer just below the skin’s surface; it consists of small oval-shaped cells through which light can pass. It is most abundant on the palms of the hands and soles of the feet. These thicker areas have ridges that give the palms and soles traction so that we don’t slip or drop items.
Stratum lucidum
What is one of Ms.Maria's Class Rules?
*check Ms.Maria's Class Rules*
___ is an ion with a negative electrical charge and ____ is an ion with a positive electrical charge.
anion/cation
5 basic nail shapes
square, squoval (soft square), round, oval, pointed (stiletto)
____ was created as part of the U.S. Department of Labor to regulate and enforce safety and health standards to protect employees in the workplace.
Occupational Safety and Health Administration (OSHA)
Bacterial inflammation of the tissues around the nail plate, causing pus, swelling, and redness. Often seen in dry or chapped hands from excessive exposure to water and detergents
Paronychia
This layer is just above the basal layer of the epidermis. As these cells rise to the surface, they form desmosomes, fingerlike projections that function like cogs or spot welds between the cells. The process of keratinization is completed within this layer.
Stratum spinosum (spiny layer)
What should you do before every service you perform?
Sanitize/Wash your hands