Essays Tagged: "Postoperative nausea and vomiting"

Introduction for thesis: nitrous oxide, nausea, and vomiting.

There are several proposed mechanisms by which nitrous oxide may cause post-operative nausea and vomiting (PONV). Some of these mechanisms include bowel distention and decreased gastroin ... tem stimulation, and activation of opioid receptors in the brain.Bowel distention may contribute to nausea and vomiting in two ways. Nitrous oxide is known to diffuse into body cavities and this incre ... r pressure (Perreault). Changes in middle ear pressure may irritate the vestibular system and cause nausea and vomiting by putting traction on the round window membrane (Wilson). The administration of ...

(1 pages) 37 0 4.2 Nov/2003

Subjects: Humanities Essays > Health & Medicine > Drugs