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Questions and Answers
The number of active hair follicles per square inch on the scalp refers to:
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:
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?
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?
Which of the following refers to the ability of hair to stretch and return to its original shape without breaking?
Small cracks starting in the cuticle and splitting the hair entirely are known as brittle hair, fragilitis crinium or:
Small cracks starting in the cuticle and splitting the hair entirely are known as brittle hair, fragilitis crinium or:
Fragilitis crinium is the technical name for:
Fragilitis crinium is the technical name for:
Lumps or swelling along the hair shaft is known as trichorrhexis nodosa or:
Lumps or swelling along the hair shaft is known as trichorrhexis nodosa or:
The loss of pigment in the hair as a person ages is called:
The loss of pigment in the hair as a person ages is called:
Excessive matting of the hair is referred to as:
Excessive matting of the hair is referred to as:
A condition in which beads or nodes form on the hair shaft is called:
A condition in which beads or nodes form on the hair shaft is called:
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:
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:
A disorder that refers to thick, crusty patches of red irritated scalp is known as:
A disorder that refers to thick, crusty patches of red irritated scalp is known as:
The medical term for greasy or waxy dandruff is:
The medical term for greasy or waxy dandruff is:
An infestation of head lice on the scalp is called:
An infestation of head lice on the scalp is called:
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?
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?
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?
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?
Short, fine, non-pigmented hair found more abundantly on women is known as:
Short, fine, non-pigmented hair found more abundantly on women is known as:
What is the average amount of daily hair loss?
What is the average amount of daily hair loss?
In men, male pattern baldness takes the shape of:
In men, male pattern baldness takes the shape of:
Traction alopecia can be caused by:
Traction alopecia can be caused by:
Flashcards
Density (Hair)
Density (Hair)
Number of active hair follicles per square inch on the scalp.
Porosity (Hair)
Porosity (Hair)
Hair's ability to absorb moisture; affects treatment results.
Resistant Porosity
Resistant Porosity
Cuticle layers are very close together, making hair less absorbent to moisture and chemicals
Elasticity (Hair)
Elasticity (Hair)
Hair's ability to stretch and return without breaking.
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Trichoptilosis
Trichoptilosis
Small cracks starting in the cuticle, leading to split ends.
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Trichorrhexis Nodosa
Trichorrhexis Nodosa
Lumps or swelling along the hair shaft.
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Acquired Canities
Acquired Canities
Gradual loss of pigment in hair during aging.
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Plica Polonica
Plica Polonica
Excessive matting of the hair.
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Monilethrix
Monilethrix
Beads or nodes form along the hair shaft.
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Pityriasis
Pityriasis
Chronic scalp condition with excessive flaking.
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Pityriasis Steatoides
Pityriasis Steatoides
Greasy or waxy dandruff.
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Pediculosis Capitis
Pediculosis Capitis
Infestation of head lice on the scalp.
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Tinea Capitis
Tinea Capitis
Enlarged follicles and red spots; needs physician referral.
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Tinea Favosa
Tinea Favosa
Dry, yellow, encrusted areas on the scalp with odor.
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Vellus Hair
Vellus Hair
Short, fine, non-pigmented hair.
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Average Hair Loss
Average Hair Loss
Normal daily hair shedding range.
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Male Pattern Baldness
Male Pattern Baldness
Horseshoe-shaped fringe hair loss pattern in men.
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Traction Alopecia
Traction Alopecia
Hair loss from excessive stress on hair (e.g., tight braids).
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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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