Three major muscles in the back are the trapezius, latissimus dorsi, and the spinal erectae.
The major spine muscles include the spinalis, the longissimus, and the iliocostalis groups.
it is an exercise that uses uses muscles from all major muscles. Legs, back, core, chest, and arms are all used.
There are 23 Major Muscles.
Erector Spinae.....really it's a group of underlying muscles as well, but the erectors are the primary movers
The primary antagonist muscles in a seated row are the pectoralis major, anterior deltoid, and biceps brachii. These muscles lengthen as the back muscles contract during the rowing motion.
A young hippo is a calf, and the muscles on the back of the lower leg are the calf muscles.
You have 600 muscles in your body and half of them are major muscles
gluteus maximus ,biceps femoris, achilles tendon
Latissimus dorsi - this is the largest back muscle that runs from the lower back to the upper arm bone. It pulls the upper arm towards the body and acts as an internal rotator of the upper arm.
You're using majority the muscles of the legs in most of the softball skills from running to fielding and even when you bat and throw. Core muscles are used in most of the softball skills as well. When throwing you use your back and triceps for batting you're using your forearms as well. For pitching your shoulders, legs, core and back are working
deltoids are the back shoulder muscles and trapezoids are the muscles around the shoulder/neck/back area
The two major muscles of the upper arm are the biceps on the front and the triceps on the back.
"Lat" muscles are your upper and lower back muscles.