Emotional maturity can effect someone's marriage in different ways. Positive or negative. If someone is <u>emotionally</u> immature, then anger and other feelings might not be handled how they should. They might ignore their other, or completely disregard their feelings. If someone is emotionally mature, they can talk out feelings with the other person.
An anatomist is an expert in anatomy; a dissector. The anatomist would be able to take apart things and figure out their complex parts. Hope this helps.