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.
Your masseter muscle is your primary chewing muscle â not the only one, but the main one â and it covers the sides of the jaw just behind the cheeks. Itâs also the main muscle that clenches your jaw and grinds your teeth, unfortunately, and itâs one of the most common locations for trigger points in the human body.our masseter muscle is your primary chewing muscle â not the only one, but the main one â and it covers the sides of the jaw just behind the cheeks. Itâs also the main muscle that clenches your jaw and grinds your teeth, unfortunately, and itâs one of the most common locations for trigger points in the human body.