Both tramadol and hydrocodone attach to receptors in your brain to change your perception of pain. However, tramadol also allows the chemical messengers norepinephrine and serotonin to remain available to your brain for a longer period. It is believed that this helps block pain signals in your spinal cord.
In cinematography, the Dutch angle is one of many cinematic techniques often used to portray psychological uneasiness or tension in the subject being filmed.
The position of the camera on a vertical continuum relative to the object being shot: eye-level, high-angle (looking down from above), low-angle (looking up from below), Dutch-angle (with the normal vertical axis tilted diagonally).