Paranasal Sinuses Are Located Within Which of the Following Bones

Multiple Choice

Paranasal sinuses are located within which of the following bones? 1. frontal bone
2) sphenoid
3) ethmoid
4) maxilla
5) nasal bone

A) 1, 2, 3, 4, 5
B) 1, 2, 3, 4
C) 1, 3, 5
D) 1, 2, 3
E) 3, 4, 5