Which muscle is a large, flat muscle that lays posterior to the trapezius group?

A) latissimus dorsi
B) supraspinatus
C) deltoid group
D) levator scapulae ventralis

Latissimus Dorsi

A large, flat muscle on the back that helps in the movement of the shoulders and arms.

Trapezius Group

A collection of muscles extending from the neck to the mid-back, responsible for moving the shoulder blades and supporting the arm.