Pathophysiology > TEST BANKS > TestBank-McCance-Pathophysiology-Biologic-Basis-for-Disease-8th-2018( QUESTIONS AND ANSWERS WITH ALL (All)

TestBank-McCance-Pathophysiology-Biologic-Basis-for-Disease-8th-2018( QUESTIONS AND ANSWERS WITH ALL QUESTIONS CORRECT DOWNLOAD AND SCORE A GRADE)

Document Content and Description Below

Chapter 42: Alterations of Digestive Function MULTIPLE CHOICE 1. Where in the brain is the vomiting center located? a. Hypothalamus b. Medulla oblongata c. Pons d. Midbrain ANS: B The vomiting... center of the brain lies in the medulla oblongata and includes the reticular formation, tractus solitarius nucleus, and the parabrachial nucleus. The other locations listed are not related to vomiting. PTS: 1 DIF: Cognitive Level: Remembering 2. Antiemetic agents, such as domperidone and metoclopramide, are antagonists for which receptors? a. 5-Hydroxytryptamine (5-HT) serotonin b. Histamine-2 c. Acetylcholine d. Dopamine ANS: D Metoclopramide and domperidone are dopamine antagonists, making them effective antiemetic agents. PTS: 1 DIF: Cognitive Level: Remembering 3. A patient in the clinic reports projectile vomiting without nausea or other gastrointestinal symptoms. What action by the healthcare professional is most appropriate? a. Provide antiemetic medications. b. Arrange a brain scan. c. Administer intravenous hydration. d. Schedule a GI consultation. ANS: B Projectile vomiting is caused by the direct stimulation of the vomiting center by neurologic lesions such as increased intracranial pressure, tumors, or aneurysms of the brainstem. The professional should arrange a CT scan or MRI of the brain. It can also be caused by gastric outlet obstruction, but the patient does not report pain which is a common finding in that condition, so a GI consultation is not warranted at this time. Antiemetics might be helpful but are not the priority. There is no indication that the patient is dehydrated, but if that were the case, hydration would be important.Test Bank - Pathophysiology: The Biologic Basis for Disease in Adults and Children (8th) 422 PTS: 1 DIF: Cognitive Level: Applying 4. A patient reports feeling constipated. When assessing this patient, how often should the patient report bowel movements to be considered within the normal range? a. Once a day b. Once every 2 days c. Once a week d. Once every 2 weeks ANS: C Normal bowel habits range from two or three evacuations per day to one per week. PTS: 1 DIF: Cognitive Level: Remembering 5. How many stools per day are considered the upper limits of normal? a. Two b. Three c. Five d. Seven ANS: B More than three stools per day are considered abnormal. PTS: 1 DIF: Cognitive Level: Remembering 6. The adult intestine processes approximately how many liters of luminal content per day? a. 3 b. 6 c. 9 d. 12 ANS: C The adult intestine processes approximately 9 L of luminal content per day. Of this amount, 2 L is ingested and the remaining 7 L consists of intestinal secretions. PTS: 1 DIF: Cognitive Level: Remembering 7. A person who has cholera (Vibrio cholerae) would be expected to have which type of diarrhea? a. Osmotic b. Secretory c. Small volume d. Motility ANS: B [Show More]

Last updated: 2 years ago

Preview 1 out of 509 pages

Buy Now

Instant download

We Accept: