CEN review questions and answers with solutions 2025

Pit vipers, such as water moccasin and cotton mouth, rattlesnake, and copperhead have elliptical eyes and triangular heads. Their venom is what type of toxin? - ANSWER Hemotoxin, causes coagulopathies, hypotension, DIC, and rhabdo Elapidae snakes such as coral snake have what type of toxin - ANSWER Neuro toxin that can c abuse respiratory failure and muscle weakness 4 elements of medical negligence - ANSWER 1. Duty to act 2. Breach of duty/contract, meaning care was sub-standard 3. Proximate cause, meaning the breech was the actual cause of injury 4. Result in damage, meaning the injury was caused by the negligence Which of the following drugs should be avoided with RSI with a septic patient A. lidocaine B. succinylcholine C. Etomidate D. Ketamine - ANSWER C. Etomidate due to concern for adrenal suppression A trauma patient with a massive hemothorax will exhibit A. Tracheal deviation B. Distended neck veins C. Hyper resonance on affected area D. Hypotension - ANSWER D. Hypotension Remember to differentiate between massive hemothorax Vs tension pneumothorax assess neck veins and percussion