Question

Define light house sign

Answer 1

Explanation:

The lighthouse sign is a medical sign used to help diagnose aortic insufficiency. The patient's forhead is examined and the sign is present if there is an alternating blanching (pallor) and flushing (reddening) of the forehead in time with the patient's heartbeat.

hope it's help you.......

Answer 2

Answer:

A tower which is use to guide ships is call light house