Lecture 10 - Vomiting Reflex, and Antiemetic Therepy
Across
- 3. The stomach's ________ relax in third event in the vomiting reflex.
- 4. Preceding vomiting increased HR, respiration changes, and a change in ______ may be observed
- 5. ____________ prevent vomiting by acting on parasympathetic acetylcholine receptors.
- 6. Drowzee is a well known psychic pokemon. While little research has been compiled, it is likely that Drowzee manipulates the vestibular _________ receptors to put its opponents to sleep.
- 10. Dolasetron is an example of e 5HT3 receptor ________, and are thought to be an __________ for the 5HT3 CTZ and peripheral receptors.
- 11. ________ binds to the gut wall, enters the blood stream, and centrally stimulate vomiting.
- 13. The fifth event of vomiting is the relaxation of the ________-________ sphincter, which is stimulated to do so by increased pressure in the oesophagus.
- 18. Due to pallor change and other events preceding _________, you will have time to hold your friends hair out of the way before it gets too messy.
- 19. The _________ has the elegant name of the 'Vomiting Centre'.
- 20. After having a nightmare about Tony Abbott making another sexist remark in speedos, your vomiting reflex is triggered. Firstly, you inspire deeply while your _______ closes.
- 21. Metoclopramide, which is a _________ antagonist in the CTZ, is an antiemetic with side effects like depression, hyperactivity, and disorientation.
- 22. The second event in the vomiting reflex is the _______ of abdominal muscles and the diaphragm.
Down
- 1. Dopamine antagonist, Metoclopramide increases gastric _______ without affecting absorption and secretion. It does this by stimulating acetylcholine release, and increase sensitivity to acetylcholine in the visceral smooth muscle in the stomach.
- 2. If overused, these drugs cause atony, damage mucosa, and may lead to a predisposition for endotoxin penetration in the gut.
- 7. Phenothiazine is a _______ drug as it acts of many receptors, including dopamine receptors in the CTZ, medulla recepters, and muscular acetylocholine receptors.
- 8. Unlike vomiting, you wont see ____________ coming until the poorly digested and recently eaten food is all over your new carpet.
- 9. ___ (abb.), along with NK1 is a neurotransmitter associated with vomiting.
- 12. Vets may administer ________ _____ (2 words) to peripherally stimulate vomiting.
- 14. The newest class of effective antiemetics is the ___ (abb.) receptor antagonist.
- 15. The fourth event of the vomiting reflex is gastric content being forced into the ________ by strong abdominal and diaphragmatic contractions.
- 16. The final event of the vomiting reflex, and probably the least pleasant, is vomitus bursting through into your _______ cavity.
- 17. What can regulate gastric motility by: Strengthening oseophageal contractions; Increasing tone in the lower oesophageal sphincter; Increasing gastric atral contactions; Relaxing the pylorus; and by increasing SI contractions?
- 22. Blood-borne toxins act on the _____ (abb.) to stimulate the vomiting reflex.