You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is First set of milk teeth appear at what age? and explain in detail?
ANSWER: (B) 6 monthsREF: Nelson Textbook of Paediatrics 17th edition page 18 & 37'Most babies have their first primary (milk) teeth erupt at age 6 month of age and first secondary teeth erupt at age 6 years"Chronology of Human Dentition of Primary or Deciduous and Secondary or Permanenet Teeth CalcificationAge at EruptionAge at sheddingBegins atComplete atMaxillaryMandibularMaxillaryMandibularPrimary Teeth Central incisors5th fetal mo18-24 mo6-8 mo5-7 mo7-8 yr6-7 yrLateral incisors5th fetal mo18-24 mo8-11 mo7-10 mo8-9 yr7-8 yrCuspids (canines)6th fetal mo30-36 mo16-20 mo16-20 mo11-12 yr9-11 yrFirst molars5th fetal mo24-30 mo10-16 mo10-16 mo10-16 yr10-12 yrSecond molars6th fetal mo36 mo20-30 mo20-30 mo10-12 yr11-13 yrSecondary Teeth Central incisors3-4 mo9-10 yr7-8 yr9-11 yr Lateral incisorsMax. 10-12 mo Mand, 3-4 mo10-11 yr8-9 yr7-8 yr Cuspids (canines)4-5 mo12-15 yr11-12 yr9-11 yr First premolars (bicuspids)18-21 mo12-13 yr10-11 yr10-12 yr Second premolars (bisuspids)24-30 mo12-14 yr10-12 yr11-13 yr First molarsBirth9-10 yr6-7 yr6-7 yr Second molars30-36 yr14-16 yr12-13 yr12-13 yr Third molarsMax, 7-9 yr18-25 yr17-22 yr17-22 yr Mand. 8-10 yr Max = maxillary; Mand = mandibular.