- Camera - Zenit

I am interested in purchasing the Zenit camera. What lenses come with it?
How do I load 35mm film to my Zenit SLR camera?
I noticed that the Smena 8M has a threaded area for filters. What size does it take?
How do I load batteries into my Zenit SLR?
How do I do long exposures with my Zenit SLR camera?
How do I rewind and remove film from my Zenit SLR camera?
Which cameras are compatible with the Zenit lens?