Give biological reasons for the following.
Throat infections can lead to ear infections
Answer:
- Eustachian tube of the middle ear connects the cavity of the middle ear with the throat.
- Throat infections can be caused by agents like viruses or bacteria.
- During a throat infection, these pathogens from the throat may enter the middle ear from the throat through the eustachian tube. - Hence, throat infections may lead to ear infections.