<prompt> First sign of puberty in females is?PubarcheThelarcheMenarcheIncrease in height  <response>: ANSWER: B ThelarcheREF: Nelson Textbook of Paediatrics 17th edition page 1882, in December 2009In girls, the breast bud Thelarche is usually the first sign of puberty 10-11 yr, followed by the appearance of pubic hair 6-12 months later. The interval to menarche is usually 2-2.5 yr but may be as long as 6 yr. Peak height velocity occurs early at breast stage II--III, typically between 11 and 12 yr of age in girls and always precedes menarche.STAGES OF PUBERTY:Adrenarche -Gonadarche -Thelarche -Pubarche -MenarcheSpermarcheBoth males femalesBoth males femalesOnly femalesBoth males 8i femalesOnly femalesOnly males7 years8 years11 years12 years12.5 years11-15 years 