True, children do go through many changes.
Morphine:
Name:... Morphine
One reason to educate 7th graders about Morphine is because if excessively taken, then breathing problems can happen and asthma can start. Another reason is because since there is a high chance of you continuously using it, sedation and even comas could happen.
(I feel like I did this wrong lol)
Some types of fish and shellfish contain healthy omega oils that will help the development of the fetus's nervous system. However, some contain toxins and possibly viruses (oysters, for example) and must be avoided during pregnancy.