Area vicinity to philtrum is called as Little’s danger area because it drains into ______.
A. Pterygoid plexus
B. Superior facial vein
C. Inferior facial vein
D. None of these
Answer:B
Area vicinity to philtrum is called as Little’s danger area because it drains into ______.
A. Pterygoid plexus B. Superior facial vein C. Inferior facial vein D. None of these