What type of anatomy focuses on body structures that can be observed without magnification?

The branch of anatomy that focuses on body structures that are visible to the naked eye is called gross anatomy. It is only concern with macroscopic details and therefore do not need any aid of instrument. Gross anatomy is used to study dead bodies that uses two approaches. The systemic approach, studied the different system of the body while in regional approach, human body is  studied in different regions.

a time line cause it goes from 685 to 978

b.