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.
Old Frisian hok, Middle Dutch hoek, Dutch haak, German Haken hook), from PIE *keg- hook, tooth (cf. Russian kogot claw). For spelling, see hood (n.1). Boxing sense of short, swinging blow with the elbow bent is from 1898. Figurative sense was in Middle English (see hooker). By hook or by crook (late 14c.) probably alludes to tools of professional thieves. Hook, line, and sinker completely is 1838, a metaphor from angling.