Answer:
It is normal for there to be veins visible underneath the tongue, partly because the mucous membrane is so thin and translucent in this region, but where these vessels become dilated and tortuous, they may appear round and black like caviar.
What do you mean by this?
People who have opposite personality traits such as aggressiveness, stubbornness, inflexibility, and tenseness are <span>people who typically do not live as long as the average life expectancy. This might due to the negative environment he or she has.</span>
