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.
name of topical anesthetic that do not use under dentures or open abraded area and excessive quantities should be avoided. Tetracaine Hydrochloride or Cetacaine Name of topical anesthetic that has good action through mucous membrane, high toxicity and should be used with caution.