Try to figure it out on your own body ! It helps... you must also draw it
Learn with atlases which are like flash card or with short films, and learn it on molage and by dissection on cadaver. Especially the last 2 items with open atlas besides.
Anatomy is a subject which require memorization rather than understanding and therefore I would make flashcards if I were you. You can add images and fill in the text at the back of the card. When you got everything down you just repeat and repeat and repeat. There are several great apps (I prefer ANKI because it's fast and efficient once you've learnt how it works)
Through imagination. The one who has got good image memory can have a tight grip on anatomy plus, for clear dissections, watch Acland’s anatomy by Jewish hospital foundation.