The Tanner scale (i.e. Tanner Stage) is used by pediatricians to correlate changes in anatomy with the onset of physiological hormone production during puberty. A 13yo girl was taken to her pediatrician for a physical exam. This girl was classified as Tanner Stage 2. What are the common physical and physiological characteristics of a girl in Tanner Stage 2?
A. Villus hair, basal growth B. Breast buds, accelerated growth C. Coarse pubic hair, acne D. Adrenarche, axillary hair E. Projection of aerola, menses
Tanner Stage 2 is typically defined by thelarche, which is the development of
breast buds. Adrenarche is a primary characteristic associated with Stage 1, peak growth occurs during Stage 3,
Menarche occurs during Stage 4, and adult features and menstrual cyclicity define Tanner Stage 5.