Attractive thunder angiography (MRA) is comparable to magnetic reverberation imaging. Attractive thunder angiography utilizes attractive fields and radio waves to give point by point pictures of the veins. method in which liquid is pumped into the penis at a known rate and weight. It is ordinary for a man to have five to six erections throughout slumber, particularly throughout quick eye development (REM). Their unlucky deficiency may demonstrate an issue with nerve capacity or blood supply in the penis. Tests, for example, the bulbocavernosus reflex test are utilized to focus if there is sufficient nerve sensation in the penis. The doctor crushes the glans (head) of the penis, which promptly causes the anal passage to contract if nerve capacity is ordinary.