How to start off MS1 Year?

Hello guys, I am an entering MS1. Lately, I have been swamped with so much information about organizations and opportunities from medical school orientation. Many MS2+ recommended that I should look into First Aid, Pathoma, Firecracker, etc. I just got into medical school. I will attend my first classroom lecture in the coming week. I have no idea on how to fully leverage these resources. For example, do I attend lecture and use these resources alongside the lecture materials? Or do I study... How to start off MS1 Year?
Source: Student Doctor Network - Category: Universities & Medical Training Authors: Source Type: forums