Questions and Answers
The number of active hair follicles per square inch on the scalp refers to:
density
The ability of the hair to absorb moisture, liquids or chemicals is known as:
porosity
If the layers of the cuticle are very close together, the hair has which type of porosity?
resistant
Which of the following refers to the ability of hair to stretch and return to its original shape without breaking?
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Small cracks starting in the cuticle and splitting the hair entirely are known as brittle hair, fragilitis crinium or:
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Fragilitis crinium is the technical name for:
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Lumps or swelling along the hair shaft is known as trichorrhexis nodosa or:
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The loss of pigment in the hair as a person ages is called:
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Excessive matting of the hair is referred to as:
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A condition in which beads or nodes form on the hair shaft is called:
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A disorder that refers to a chronic scalp condition with excessive flaking, which accumulates on the scalp or falls to the shoulders, is known as dandruff or:
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A disorder that refers to thick, crusty patches of red irritated scalp is known as:
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The medical term for greasy or waxy dandruff is:
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An infestation of head lice on the scalp is called:
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How should a salon professional handle a situation when areas of enlarged open follicles surrounded by clusters of red spots, indicating tinea capitis, are observed?
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What scalp disease might be present if prior to a service several dry, yellow, encrusted areas on the scalp are noticed along with a peculiar odor?
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Short, fine, non-pigmented hair found more abundantly on women is known as:
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What is the average amount of daily hair loss?
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In men, male pattern baldness takes the shape of:
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Traction alopecia can be caused by:
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Study Notes
Hair Care Terminology
- Density: Refers to the total number of active hair follicles per square inch on the scalp.
- Porosity: The hair's ability to absorb moisture, liquids, or chemicals; influences how hair behaves with treatments.
- Resistant Porosity: Characterized by cuticle layers that are very close together, making hair less absorbent.
- Elasticity: The hair's ability to stretch and return to its original shape without breaking, indicating health.
- Trichoptilosis: Also known as brittle hair or fragilitis crinium; presents as small cracks starting in the cuticle, leading to splits.
- Split Ends: Technical term for fragile hair, officially referred to as fragilitis crinium.
Hair Disorders
- Trichorrhexis Nodosa: Condition involving lumps or swelling along the hair shaft, commonly referred to as knotted hair.
- Acquired Canities: The gradual loss of pigment in hair as a natural part of aging.
- Plica Polonica: Condition characterized by excessive matting of the hair.
- Monilethrix: A disorder where beads or nodes form along the hair shaft.
- Pityriasis: A chronic scalp condition known as dandruff, marked by excessive flaking accumulating on the scalp.
- Psoriasis: Thick, crusty patches on the scalp, often red and irritated.
Dandruff and Infestations
- Pityriasis Steatoides: Medical term for greasy or waxy dandruff.
- Pediculosis Capitis: Infestation of head lice on the scalp, requiring specific treatment.
Scalp Conditions
- Tinea Capitis: A condition seen with enlarged open follicles and clusters of red spots; clients should be referred to a physician.
- Tinea Favosa: Identified by dry, yellow, encrusted areas on the scalp, often producing an unpleasant odor.
Hair Growth and Loss
- Vellus Hair: Short, fine, non-pigmented hair that is more common in women.
- Average Hair Loss: Normal daily hair shedding ranges from 40 to 100 strands.
- Male Pattern Baldness: Takes the shape of a horseshoe-shaped fringe, a common form of hair loss in men.
- Traction Alopecia: Can be caused by hairstyles that place excessive stress on hair, such as tight cornrows.
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Description
Test your knowledge of hair care terminology with this set of flashcards. Learn about key concepts such as hair density, porosity, and cuticle properties. Perfect for students and professionals in the beauty industry.