No, Nixon served as was the first and only President of the United States ever to the resign from office after mounting pressure from his involvement in the Watergate Scandal.
1 There are four important paired muscles in the anterior abdominal wall: three flat muscles (external oblique, internal oblique, and transversus abdominis) and one strap-like muscle (rectus abdominis).osterior Abdominal Wall. 1  The posterior abdominal wall is composed principally of muscles and fascia attached to the vertebrae, hip bones, and ribs. 2  It also contains fat, important nerves, vessels, and lymph nodes.
The four muscles that are involved in the compression of the  abdominal wall are the internal oblique, external oblique,  transversus abdominus, and the rectus abdominus.he four muscles that are involved in the compression of the  abdominal wall are the internal oblique, external oblique,  transversus abdominus, and the rectus abdominus.