Which of the following intravenous anaesthetic agents is useful to produce sedation prior to anaesthesia and is also helpful in reducing the amount of inhalation anaesthetic

Which of the following intravenous anaesthetic agents is useful to produce sedation prior to anaesthesia and is also helpful in reducing the amount of inhalation anaesthetic

Regarding drugs used in Parkinson's disease, which statement is true?

Which statement about nitrous oxide is true?

A 42-year-old woman is sunbathing on a very warm day. She falls asleep on the beach and then awakens with chills and sweats. She has no pertinent past medical or surgical history. Paramedics on the scene record a blood pressure of 80/40 mm Hg. Reflex responses of the autonomic nervous system would include which of the following?

An 8-month-old girl is brought to the emergency department by her parents because she has been “acting funny.” They say she has been weaker than normal. She is afebrile but appears lethargic. While talking with the parents, you discover that they sometimes give her honey to calm her down and gave her a spoonful yesterday. What is the mechanism of the toxin likely causing her symptoms?