11. In 1575 the surgeon Ambroise Par?described an experiment to test the properties of the bezoar stone. 12. Incomplete digestion of plant material here will result in the formation of a type of bezoar called Phythobezoars. 13. While fending off the hosts, Tector is grabbed by a tentacle and eaten by the mother Bezoar . 14. They are offspring of a Bezoar , a prehistoric, mind-possessing parasite that lives under the school. 15. Buffy's attempts to slay the Bezoar are interrupted by the Gorch brothers deciding to attack ." 16. In Coca-Cola, NaHCO 3 has a mucolytic effect and CO 2 bubbles enhance dissolving the bezoar . 17. Par?had proved that the bezoar stone could not cure all poisons-as was commonly believed at the time. 18. House discovers that whenever Brandon took the experimental antacid, undigested food caused a bezoar to grow bigger and absorb the pills. 19. The doctors found that she had a large bezoar _ a hard ball or " concretion " _ in her stomach. 20. Her observations played a key role in the discovery that coprolites, known as bezoar stones at the time, were fossilised faeces.