ChemDraw - ChemDraw - The Gold Standard for Chemical Structure Drawing and Research Publications.
KenHub - Use Kenhub to learn anatomy
Avogadro - Avogadro is a free, fantastically easy to use molecule editor.
Lecturio - Medical course and video lecture delivery platform
ChemDoodle - Chemical drawing and publishing software for desktop, web and mobile. Affordable and used by thousands of scientists around the world. Free trial available for immediate download.
osmosis.org - Huge library of clear, concise medical videos