nowhere make your own
You can find a diagram of the anatomy of a breast at MayoClinic, Nationalbreastcancer (under breast anatomy) and on Wikipedia. You can also find a diagram in medical handbooks dealing with the human anatomy.
google images
On-line or in a textbook on Sheep anatomy at your local library
You can find a diagram of all 206 bones of the body in any human anatomy textbook.
You can find information knee anatomy in any medical or anatomy textbook. Alternatively though, you can always go online and find the information at webmd. It's the best site for medicine and anatomy.
It wouldn't be anatomy and physiology if it wasn't.
There are many muscles between the shoulder joint and neck. Perhaps look up an online anatomy diagram to find exactly which one you are wanting to know.
If you are interested in investing in an anatomy atlas, that is perhaps the best source for diagrams including the muscles and bonesAny good anatomy textbook will have all the muscles and bones diagrams that you would need.
diagram of footology
You can find diagrams online, through google or any other searching webpages that is available. Google will give the most results than any other searching pages, though.
ShopAnatomical.com has a good horse skeleton anatomy model.