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.
Re: What is the difference between Norco and Percocet? Norco is a brand name drug that is a combination of acetaminophen and hydrocodone. Percocet is a brand name drug that is a combination of acetaminophen and oxycodone. They are both used to treat moderate to severe pain. leeleelanilou.