The study of various structures of body is called Anatomy. And the study of structures of Human body is called Human anatomy. There are many books for the study of gross anatomy but few of them are very famous among students and teachers and one the them is called Snell clinical oriented anatomy by regions.
Snell anatomy is one of the most sold anatomy book. Not only this, this book has many versions and is improved a lot after all the versions. There are also other books like snell neuroanatomy etc written by snell series.