1. which of the following agents is a depolarizing neuromuscular blocking agent? Succinylcholine 2. An ICU patient is receiving dexmedetomidine for sedation. Which of the following statements regarding dexmedetomidine is correct? patients are arousable and alert upon stimulation when using this agent 3. Ls requires fluid resuscitation. Which of the following is the best recommendation? NaCl 0.9% 4. What is a soft tissue injury injury to muscles, ligaments and tendons. It excludes fractures but also more severe injuries such as significant hemorrhage, crush syndrome, head injuries or acute spinal cord compression. 5. What are the indications and complications of mechanical ventilation and how can they be prevented or managed? Indications include hypoxemia, hypercapnia, respiratory distress, etc. Complications include ventilator-associated pneumonia, barotrauma, volutrauma, atelectasis, etc. Prevention and management strategies include infection control measures, sedation and analgesia protocols, lung protective ventilation strategies, weaning protocols 6. What is a strain Strains are caused by muscles over-stretching or contracting too quickly, resulting in a partial or complete tear of the muscle and/or tendon fibres. Signs and symptoms: Swelling, possible discolouration and bruising and/or pain on movement