Anatomy of Skin & Hair
Found at the base of the follicle; has a bulb shape and contains living cells that will form will form the hair strand.
What is the hair bulb?
Rapid and interrupted current, flowing first in one direction and then in the opposite direction; produced by mechanical means and changes direction 60 times per second.
What is alternating current?
Brief transition period between growth and resting phases of the hair follicle; signals the end of the growth stage.
What is the catagen stage?
Contagious bacterial skin infection characterized by weeping lesions. Ex. Staph infections. Typically on the face (around nostrils) mostly in kids.
What is impetigo?
A blodborme virus that causes disease and can damage the liver.
What is hepatitis?
Also known as oil glands; glands connected to hair follicles; secretes sebum,
What are sebaceous glands?
Constant, even-flowing current that travels in one direction only and is produced by chemical means.
What is direct current?
Also known as the growth phase; hair phase during which new hair is produced.
What is the anagen stage?
Growth of terminal hair on the body of a person assigned female at birth in an area that would not typically have terminal hair; often found on the upper lip, chin, cheeks and chest.
What is hirsutism?
Single-celled microorganisms that have both plant and animal characteristics; some are harmless and some are harmful.
What is bacteria?
A large blister containing watery fluid, similar to a vesicle; medical referral required.
What is a bulla?
A unit that measures the resistance of an electric current.
What is an ohm?
What is thermolysis?
A skin condition that presents as scaly or dry skin, caused by the lack of sebum.
What is asteatosis?
Disease caused by pathogenic microorganisms that enter the body; may or may not be spread from one person to another.
What is an infectious disease?
Short, fine, unpigmented hair that appears on the body, often referred to as peach fuzz. It's typically less than 1/3 inches long and can appear anywhere on the skin apart from the palms, soles and lips.
What are vellus hairs?
The use of a positive pole to apply direct current to the skin; it tightens and calms the skin after electrolysis.
What is cataphoresis?
Also known as the resting phase; final phase in hair cycles that lasts until the fully grown hair is shed.
What is the telegon phase?
A condition that affects hair growth that is caused by prolonged exposure to a glucocorticoid, like cortisol.
What is Cushing's Syndrome?
A chemical process that uses specific products to destroy harmful organisms (except bacterial spores) on environrmental surfaces.
What is disinfection?
A body system consisting of a group of specialized glands that control the growth development, reproduction and health of the entire body.
What is the endocrine system?
An apparatus that changes direct current to alternating current.
What is a rectifier?
A modality of electrolysis utilizing direct current; creates a chemical reaction (lye) that destroys cells responsible for hair growth.
What is galvanic?
A birthmark. Malformation of the skin due to irregular pigmentation or dilated cappillaries.
What is congenital nervus?
Single-celled organisms that grow in irregular masses and include molds, mildews and yeasts; they can produce contagious diseases such as ringworm.
What is fungi?