TRUE of FALSE. The largest muscle on the UPPER BODY is the Latissimus Dorsi?

True. Doris latissimus is the largest muscle in the upper body. The Doris latissimus is responsible for extension, adduction, transverse extension, AKA horizontal abduction, flexion from an extended position, and internal rotation of the shoulder joint.

Ican only answer your first question, a machine is like a human body because it's a little similar. they both almost work like the same.