The gross anatomy of a muscle is the most important indicator of its role in the body. There is an important distinction seen between pennate muscles and other muscles. In most muscles, all the fibers are oriented in the same direction, running in a line from the origin to the insertion.
CLICK HERE to learn more about from eMedTV.com. Trental Â® (pentoxifylline) is a prescription medication approved to reduce the viscosity (thickness) of the blood and improve blood flow. It is used to increase circulation in people with peripheral arterial disease (PAD).Trental is used to treat the pain and discomforts of the disease; it is not intended to cure the condition.t is used to increase circulation in people with peripheral arterial disease (PAD). Trental is used to treat the pain and discomforts of the disease; it is not intended to cure the condition.
Sildenafil, sold as Viagra and other trade names, is a medication used to treat erectile dysfunction and pulmonary arterial hypertension. Its effectiveness for treating sexual dysfunction in women has not been demonstrated.Common side effects include headaches and heart burn, as well as flushed skin.ince becoming available in 1998, sildenafil has been a common treatment for erectile dysfunction; its primary competitors are tadalafil (Cialis) and vardenafil (Levitra).