What is vomiting center?

vc

What is 1. increase abdominal pressure 2. abdomen muscles contract 3. soft palate rises as epiglottes closes 4. pyloric spincture closes 5. cardiac sphincture closes 6. increase saliva 7. stomach contents expelled.?

CTZ to VC process

What is patients who require rescue antiemetic therapy?

Pretreated with serotonin before being done

What are 9. delayed capillary filling 10. high urine specific gravity 11. no urine output 12. possible mental confusion.

Signs of dehydration the last four signs listed

What is Odansetron (antiemetic)?

Recommended for prevention of nausea and vomiting associated with cancer chemotherapy, PONV, and radiation therapy.

What is the vargus nerve and the splenic nerve?

Nerves from the sensory receptors in the pharynx, stomach, intestines, and other tissues connect directly to the VC through the _______ _______ and the _____ _____ and produce vomiting when stimulated.

What is chollenergic nerve impulses?

When there is a strong or frequent stimulation such as a rocking ship, the vestibular network is bombarded with an abnormally high number of impulses that radiate by _____ _____ _____ to the adjacent vomiting center.

What is before the next dose of radiation therapy?

Patients who require rescue antiemetic therapy should be pretreated with serotonin antagonist

What is hemoglobin?

Lab test (Hgb)

What is 30 minutes?

Odansetron (antiemetic) should be given ___ minutes before chemotherapy.

What is chemoreceptor trigger zone?

CTZ

What is covering the side windows?

When riding in the car facing forward what may alleviate motion sickness?

What is *inelastic skin turgor; *sticky oral mucous membranes; *excessive thirst; shrunken, deeply furrowed tongue; * crusted lips; *weight loss; * deteriorating vital signs; *soft or sunken eyeballs; *delayed capillary filling; *high urine specific gravity; * no urine output; * possible mental confusion

signs of dehydration

What is hematocrit?

Lab test (Hct)

What is Dopamine Antagonists?

Potenually produce extrapyramidal symptoms of dystonia, Parkinsonism, and tardive diskinesia. Metoclopramide acts on receptors in the brain, GI tract. Useful in treating nausea and vomiting associated with chemotherapy in high doses . Not effective in treating motion sickness.

What is CTZ?

This samples blood, and spinal fluid for potentually toxic substances adn when detected initiate the vomiting reflex

What is anticholinergic properties?

The properies that probably results in the effectiveness of antihistamines in motion sickness is

What is 1. inelastic skin turgor 2. stickyoral mucous membranes 3. excessive thirst 4. shrunken, deeply furrowed tongue?

First four signs of dehydration listed

What is giving stool softeners as needed?

Should be given for patients with cardiac disease to help prevent valsava manecner (reflex) by

What are diphenhydramine and metroclopramide? p 530

Are used to prevent nause and vomiting when highly emetogenic cancer agents are used.

What is antiemetic therapy?

Should be continued for 2 to 4 days to prevent delayed vomiting.

What is all antiemetics?

Should be administered an adequate time before chemotherapy is initrated and should be continued for an appropriate time after the antineoplastic agent has been discontinued

What are 4. crusted lips 5. weight loss 6. deteriorating vital signs 7. soft or sunken eyeballs?

Signs or dehydration the next four listed

What is granisetron (antiemetic)?

Drug of choice recommended for prevention of nausea adn vomitting associated with chemotherapy adn radiation therapy.

What is serotonin antagonists?

Odansetron is more effective than metoclopramide in the control of high dose cisplanton induced nausea and vomitting. Minmal to to dopammergic blockade, extrapyramidal adverse effects are rare.