The most appropriate circuit for ventilating a spontaneously breathing infant during anaesthesia is –: (A) Jackson Rees modification of Ayres T piece, (B) Mapleson A or Magill's circuit, (C) Mapleson C or Waters to and frocanister, (D) Bains circuit
Answer is A. The Ayre's T-piece with Jakson-Rees modification remains the mainstay of pediatric anaesthesia.