cosmetology.docx - Alopecia Abnormal hair loss alopecia areata Autoimmune disorder that causes the affected hair follicles to be mistakenly attacked by

cosmetology.docx - Alopecia Abnormal hair loss alopecia...

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Alopecia- Abnormal hair loss. alopecia areata- Autoimmune disorder that causes the affected hair follicles to be mistakenly attacked by a person’s own immune system alopecia totalis- Total loss of scalp hair. alopecia universalis- Complete loss of body hair. amino acids- Units that are joined together end to end anagen phase- Also known as growth phase androgenic alopecia- hair loss characterized by miniaturization of terminal hair that is converted to vellus hair canities- Technical term for gray hair carbuncle- Inflammation of the subcutaneous tissue catagen phase- The brief transition period between the growth and resting phases of a hair follicles COHNS elements- carbon, oxygen, hydrogen, nitrogen, and sulfur—that make up human hair, skin, tissue, and nails. Cortex- Middle layer of the hair Cowlick- Tuft of hair that stands straight up. Cysteine- An amino acid joined with another cysteine amino acid to create cystine amino acid. Cysteine- An amino acid that joins together two peptide strands. disulfide bond- Strong chemical side bond that joins the sulfur atoms of two neighboring cysteine amino acids to create one cystine fragilitas crinium- brittle hair.
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