Unknown True about Eustachian tube: (PGI Nov 2010) A Length is 36mm in adults and 1.6mm to 3 mm in children B Higher elastin content in adults C Ventilatory function of ear better developed in infants D More horizontal in adults 💡 Explanation True about Eustachian tube: (PGI Nov 2010) ✓ Correct Answer: B. Higher elastin content in adults