KINE 1020 Lecture Notes - Lecture 10: Pattern Hair Loss, Tanner Scale, Epiphyseal Plate
19 Jun 2019
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Document Summary
Chronological: the number in which you"re aging, your age. Looks at the mineralization in demineralization in teeth. Fluoride treatment made it less useful for predicting age in older people. Long bones grow at growth plates, and stop when they close. Flat bones keep growing (jaw: higher risk for osteoporosis if you"re really skinny. A fetal skeleton at 18 weeks: dark areas denote ossified portions and spaces between cartilage models, ossification (bone development, mesoderm cell - cartilage - bone. Physiological status: puberty: onset of menses: menarche, girls 1st menstruation, usually occurs at around12 years of age, but can occur between ages 8 and 16. Pathophysiology of male pattern hair loss (mphl: male pattern hair loss is androgen- dependent, mphl was absent in men castrated before puberty. However , mphl developed in 4 of 12 male castrates treated with testosterone: mphl has not been reported in complete androgen insensitivity syndrome in which there is failure of androgen receptor expression.
