ENT Ear 017bdd45

Shortest length of middle ear:

2 mm

4 mm

6 mm

1 cm

High-Yield Explanation

Ans. (a) 2 mmRef: Dhingra's ENT 6th ed./ 9-10* Length of middle ear canal:# Epitympanum- 6mm# Mesotympanum- 2mm# Hypotympanum- 4mm* Shortest distance between tympanic membrane to promontory: 2mm.

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