<prompt> Golden har svndrome-1st branchial arch1st 2nd branchial arch2nd 3rd branchial arch3rd 4th branchial arch  <response>: Ans. is b i.e., Ist 2nd branchial arch Goldenhar syndrome oculoauriculovertebral dysplasia with hemifacial microsomia is a rare congenital deelopmental anomaly involving the first and second branchial arches.The classic features of this syndrome include ocular changes such as microphthalmia, epibulbar dermoids, lipodennoids and coloboma; aural features such as preauricular tragi, hearing loss and microtia; and vertebral anomalies such as scoliosis, hemivertebrae and cenncal fusion.In addition to facial, vertebral, ophthalmic malformations cardiovascular, CNS, genitourinary: malformations have been associated with goldenhar syndrome. 