ATLS practice questions and correct answers 2023

Assessed first in trauma patient correct answers: Airway (*)Degree of burn that is characterized by bone involvement correct answers: Fourth Complications of head trauma correct answers: Intracerebral hematoma Extradural hematoma Brain abscess Most common cause of laryngotracheal stenosis correct answers: Trauma Intervention that can help prevent development of acute renal failure correct answers: Infusion of normal saline A 26-year-old male is resuscitated with blood transfusion after a motor vehicle collision that was complicated by a fractured pelvis. A few hours later, the patient becomes febrile, hypotensive with a normal CVP, and oliguric. Upon examination, the patient is found to be bleeding from the NG tube and IV sites. Which of the following is the most likely diagnosis? A. Hemorrhagic shock B. Acute adrenal insufficiency C. Fat embolism syndrome D. Transfusion reaction correct answers: D. Transfusion reaction Skin antiseptic correct answers:-Ethanol 70% is an effective skin antiseptic -Acetic acid can be used to treat Gram- skin infections -Salicylic acid is used to treat certain skin yeast infections Class IV hemorrhage indicates what % blood loss correct answers:55% How does shivering affect body temperature correct answers: Increases body temperature Class III hemorrhage indicates what % of blood loss correct answers:35% Management of a stable patient with kidney contusion correct answers: Observation Associated with hypovolemic shock correct answers:-Inadequate tissue perfusion with resultant tissue hypoxia -Blood shunting to vital organs -Decreased circulating blood volume and decreased venous return -Low cardiac output