Cocaine can be detected in the system anywhere from 12 hours to 4 days after use. The length of time cocaine stays in your system depends on the dosage amount ingested, the route of administration and frequency of use. When cocaine is metabolized, the liver turns it into benzoylecgonine, which is then excreted in urine.
Other muscles involved in chewing are the obicularis oris and the zygomaticus. Both are lip muscles. The buccinator holds food in contact with the teeth. All three are innervated by the facial nerve (CN.
This exercise helps to fully stretch your masticatory muscles, the muscles in your jaw responsible for chewing and grinding. Massage your jaw muscles with your fingertips using small, circular motions. Now open your mouth as wide as you can without pain or discomfort. Hold the stretch for 10 seconds, then release and relax your jaw.