Which of the following is the official source of drug standards in the United States and is published every five years? 

Which of the following BEST describes the progression of electrical conductivity in an EKG with normal transition?

A) V1 through V3 are mostly negative, V4 is isoelectric, and V5 and V6 are mostly positive. B) V1 through V3 are mostly negative, V3 through V5 are mostly positive, and V6 is isoelectric. C) V1 through V3 are isoelectric, V4 is mostly negative, and V5 and V6 are mostly positive. D) V1 and V2 are mostly positive, V3 and V4 are isoelectric, and V5 and V6 are mostly negative.

SCENARIOUse this scenario to answer the following question(s).A 53-year-old male patient has cut his leg with a chain saw. His airway is patent, he is breathing 18 times per minute with good tidal volume, and supplemental oxygen has been applied. Bleeding has been controlled with a tourniquet, and the patient is pale, diaphoretic, and anxious. The patient is increasingly anxious and begins to thrash around. What should you do?

A. Ask medical direction for permission to sedate the patient. B. Administer additional oxygen through a nonrebreather mask. C. Ask medical direction for permission to restrain the patient until law enforcement arrives. D. Reassure the patient, help him to keep still, and initiate transport as soon as possible.