Just when you thought your brain could get a break on a Sunday, you realise that it would rather be challenged with some old-fashioned medical trivia.
Why does onoins make you cry?
Propanethiol S-oxide. When you cut an onion, separate enzymes start mixing and produce propanethiol S-oxidevolatile sulphur compound. The gas that is emitted reacts with the water of your eyes and forms sulphuric acid. The sulphuric acid causes burning sensation in your eyes and in turn leads to the tears glands secreting tears.
Does a full moon correlate to extreme behavioural disturbances?
Yes, according to a study done in Australia: Of 91 patients with violent and acute behavioural disturbance, 21 (23%) presented during the full moon — double the number for other lunar phases (P = 0.002). Sixty (66%) had either alcohol intoxication or psychostimulant toxicity, and five attacked staff (biting , spitting , kicking  and scratching ). In contrast, 512 hospital security calls for patients with less severe behaviour were evenly distributed throughout the lunar cycle.
What does ‘hampton’s hump‘ represent on a CXR?
Refers to a dome-shaped, pleural-based opacification in the lung most commonly due to a pulmonary embolism and lung infarction (See image below – right middle zone on the lateral aspect).
REFERENCE : LIFTL MEDICAL BLOG