Which of the following statements related to the Eustachian tube is correct?
1. The Eustachian tube is the part that connects the middle ear to the pharynx.
2. The Eustachian tube helps to regulate the pressure on both sides of the eardrum.
A1 മാത്രം.
B2 മാത്രം.
C1ഉം 2ഉം ശരി.
D1ഉം 2ഉം തെറ്റ്.