Otitis media Infection of the middle ear and also has manifestations in the respiratory system(ear nose and throat system is connected)hence causing the cough and slight running nose
The maxillary first molar normally has three roots. The mesiobuccal root is broad distobuccal and has prominent depressions or flutings on its mesial and distal surfaces. The internal canal morphology is highly variable, but the majority of the mesiobuccal roots contain two canals.
