<prompt> Neonatal period extends up to21 days of life30 days of life28 days of life35 days of life  <response>: Neonate NewbornFrom birth to under four weeks of age 28 days, the infant is called neonate.The neonatal period has been further subdivided into -Early neonatal period the First week of life 7 daysLate neonatal period 7th to 28th dayTerm neonate term babyAny neonate born between 37 and 42 weeks 259 - 293 days of pregnancy irrespective of the birth weight.Preterm babyAny neonate born before 37 weeks 259 days of pregnancy irrespective of the birth weight.Post-term babyAny neonate born at or after 42 weeks 294 days or more of pregnancy irrespective of the birth weight. 