Each of the 12 ECG leads records the electrical activity of the heart from a different angle, and therefore align with different anatomical areas of the heart. Two leads that look at neighboring anatomical areas are said to be contiguous.
PCP can be snorted, smoked, injected, or swallowed. It is sometimes smoked after being sprinkled on marijuana, tobacco, or parsley. Ketamineâalso known as K, Special K, or cat Valiumâis a dissociative currently used as an anesthetic for humans as well as animals. Much of the ketamine sold on the street has been diverted from veterinary offices.
local anesthetic cartridges contain two active ingredients the actual anesthetic which ends in caine e g lidocaine and epinephrine most people who have a genuine allergic reaction to local anesthetics are not allergic to the actual anesthetic agent or caine it is much more common though still rare to be allergic to preservatives in the local anesthetic solution