This 7-day plan is set at 1,500 calories per day, with modifications for 1,800 and 2,000 calories per day. Each day provides at least 82 grams of protein and 33 grams of fiber—two nutrients that ...

The descending aorta passes through the chest and abdominal cavities and ends at the pelvis. The walls of the aorta consist of three layers of tissue: an inner layer, a middle layer, and an outer ...