The sarcoplasmic reticulum (SR) of skeletal muscle cells is a convoluted structure composed of a variety of tubules and cisternae, which share a continuous lumen delimited by a single continuous membrane, branching to form a network that surrounds each myofibril.
Percocet is the brand name for the drug combination of oxycodone hydrochloride and acetaminophen. It is classified as a semisynthetic pure opioid agonist medication used for relief of moderate to moderately severe pain.
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.