A 40-year-old factory worker presents to the ED 30 minutes after spilling an industrial cleaning agent on his forearm. He reports severe burning pain. On exam, there is erythema with areas of black, necrotic tissue. He says the agent contained dry lime (calcium oxide). Which of the following is the most appropriate initial management step?

Which of the following best describe penetrating trauma categories by velocity? (Select 4) 0/4 Rifle – high velocity Knife – low velocity Stab wound – low velocity Arrow – medium velocity Handgun – medium velocity Shotgun slug – medium velocity

A 32-year-old male presents after a motorcycle crash. He is pale, anxious, and tachycardic at 128 bpm. His blood pressure is 90/60 mmHg, respiratory rate is 28/min, and capillary refill is delayed. He is estimated to have lost about 1,200 mL of blood. Which class of hemorrhage best describes his condition?

An arrhythmia associated with Methadone is:

Shoutout to those of you engaging more on here and helping to try and make all of this understandable. Seeing a lot of new people become more interactive: @Mario Lascano @Josh Garvin @Zack Mackenzie @Nicholas Roman @Kinza Subzwari @Pedro Bernardino! @Cameron Stage you're just awesome! The rest of you taking the quizzes, you may not be vocal in the community board, but I'm rooting for you and support your grind. Keep crushing these quizzes/tests! I'm talking to you, @Matt Magrann