William Garrison opposed the practice of slavery. He was an advocate for other reforms, but he is most famous for being an abolitionist. His harsh language and firm opinions angered many Americans who opposed him.
Building your pectoralis major does the most to increase your chest muscle mass. Building your pectoralis minor fills out the top of your chest, which tends to be the shallowest part. Most chest exercises strengthen the pectoralis major, but these exercises focus on the pectoralis minor: 1  Fly-pulls.
Video Transcript. Hi, I'm Michael Carson here to discuss with you what muscles do dumbbell pullovers work. Now, the pectoral major is the main muscle that is working when doing the dumbbell pullovers but you also get the pec minor.You get the latissimus dorsi, the larger muscle of the back, you get your teres major and your teres minor.ow, the pectoral major is the main muscle that is working when doing the dumbbell pullovers but you also get the pec minor. You get the latissimus dorsi, the larger muscle of the back, you get your teres major and your teres minor.