Transverse tubules. Tubules formed by invaginations of the sarcolemma and flanked by the sarcoplasmic reticulum. They carry action potentials deep into the muscle fiber. T tubules and SR provide tightly linked signals for muscle contraction.
Also known as Oxycodone, PercocetÂ® is in a group of drugs called narcotic pain relievers. Percocet Â® is a combination of an analgesic, colloquially known as a painkiller, an antipyretic, a drug used to lower the bodyâs temperature and a narcotic, a drug used primarily to induce sleep.
How Long Does Percocet Stay in the Body? The addictive ingredient in Percocet is actually Oxycodone. This is the drug that needs to be cleared from the system. Oxycodone is the drug that results in positive drug tests. Still, it is working alongside acetaminophen. That means that both drugs need to be taken into account.