Postoperative Nausea and Vomiting — MCQs

Postoperative nausea and vomiting are uncommon with

Which of the following is the primary neurotransmitter involved in nausea and vomiting associated with chemotherapy?

A woman must vomit whenever she eats spicy food. Arrange the sequence of events during vomiting. 1. LES is open and UES is closed 2. Strong contractions in the stomach 3. Inspiration against a closed glottis 4. Relaxation of the pyloric sphincter 5. LES opens and UES opens 6. Reverse peristalsis in the small intestine LES: Lower esophageal sphincter UES: Upper esophageal sphincter

How do 5-HT3 receptor antagonists like ondansetron work to prevent nausea and vomiting?

Which of the following is not a risk factor for postoperative pulmonary complication?

A 56-year-old woman has nausea due to chemotherapy for breast cancer. Droperidol is effective in reducing nausea because it blocks which of the following?

Which Benzodiazepine decreases post-operative nausea & vomiting:-

All of the following drugs increase the risk of postoperative nausea and vomiting after squint surgery in children except?

Which of the following intravenous anaesthetic agent causes decrease in postoperative nausea and vomiting :

In the immediate post operative period the common cause of respiratory insufficiency could be because of the following, except -