Full 2L QBank
ENT Nose and paranasal sinuses b4eb1f38

Paranasal sinus present at bih among the following?

A
Frontal and maxillary
B
Ethmoid and maxillary
C
Frontal and ethmoid
D
Sphenoid and ethmoid
High-Yield Explanation
Maxillary sinus - Develop at bih; completely develop at 9 yearsEthmoidal sinus - Development at bih; completely develop at late pubeyFrontal sinus - Develop at 2 years; completely develop at late adolescenceSphenoid sinus - Develop at 3-5 years; completely develop at 12-15 yearsRef: PL Dhingra, Diseases of Ear, Nose & Throat, 7th edition, pg no. 211

Related ENT MCQs

Practice 2,00,000+ NEET PG Questions Free

Timed mock tests, mistake queue analytics, audio lectures & zero attempt limits on i❤️Exams.

Start Free Mock Test Now