Which type of laxative causes peristalsis by irritating the bowel?
Stool softener
Saline/osmotic laxative
Stimulant laxative
Bulk-forming laxative
The Correct Answer is C
A) Stool softener:
Stool softeners, such as docusate sodium, work by adding moisture to the stool, making it softer and easier to pass. They do not directly stimulate bowel movements or peristalsis through irritation of the bowel lining.
B) Saline/osmotic laxative:
Saline or osmotic laxatives, such as magnesium hydroxide (milk of magnesia) and polyethylene glycol (PEG), work by drawing water into the intestines, which softens the stool and increases bowel motility. They do not primarily act by irritating the bowel lining.
C) Stimulant laxative.
Stimulant laxatives work by directly stimulating the nerves in the intestines, which increases the rhythmic contractions of the intestines (peristalsis) and promotes bowel movements. These medications irritate the bowel lining, leading to increased motility and expulsion of stool. Examples of stimulant laxatives include bisacodyl and senna.
D) Bulk-forming laxative:
Bulk-forming laxatives, such as psyllium and methylcellulose, work by increasing the bulk and water content of the stool, which stimulates bowel movements. They do not directly irritate the bowel lining to promote peristalsis. Instead, they absorb water and swell in the intestines, creating a larger, softer stool that is easier to pass.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["Antidiarrheals"]
Explanation
Antidiarrheal medications are the most effective drugs for controlling severe diarrhea. These medications work by slowing down bowel movements and reducing the frequency and liquidity of stools. The two main types of antidiarrheal drugs are:
Loperamide: Loperamide is an over-the-counter antidiarrheal medication that works by slowing down the movement of the intestines and reducing the frequency of bowel movements. It is effective for treating acute diarrhea and traveler's diarrhea.
Bismuth subsalicylate: Bismuth subsalicylate is another over-the-counter medication that can help control diarrhea. It works by reducing inflammation in the intestines and slowing down the passage of stools. Bismuth subsalicylate also has antimicrobial properties, which may help in cases of infectious diarrhea.
These medications are often used in combination with rehydration therapy to manage severe diarrhea effectively. However, it is important to use antidiarrheal medications cautiously and under the guidance of a healthcare professional, as they may not be suitable for all individuals, especially those with certain medical conditions or those taking other medications. Additionally, it is essential to address the underlying cause of diarrhea, especially if it persists or worsens despite treatment with antidiarrheal medications. Consulting a healthcare provider is recommended for proper diagnosis and management of severe diarrhea.
Correct Answer is C
Explanation
A) Treatment with PPIs to decrease stomach acid:
Pancreatic insufficiency is not primarily related to excess stomach acid production, so treatment with proton pump inhibitors (PPIs) to decrease stomach acid would not address the underlying cause of the condition.
B) Treatment with stimulant laxatives:
Pancreatic insufficiency is not typically associated with constipation or the need for stimulant laxatives. While malabsorption of fats due to pancreatic insufficiency can lead to loose stools or diarrhea, treatment with laxatives is not indicated for this condition.
C) Replacement therapy with pancreatic enzymes.
Pancreatic insufficiency occurs when the pancreas does not produce enough digestive enzymes to properly digest food, leading to malabsorption of nutrients. Replacement therapy with pancreatic enzymes is the mainstay of treatment for pancreatic insufficiency. These pancreatic enzyme supplements help to replace the deficient enzymes, aiding in the digestion and absorption of nutrients from food. By taking pancreatic enzyme supplements with meals, the client can improve digestion and prevent nutritional deficiencies associated with pancreatic insufficiency.
D) Decrease food intake:
Decreasing food intake would not address the underlying cause of pancreatic insufficiency, which is the deficiency of pancreatic enzymes needed for proper digestion. In fact, decreasing food intake could exacerbate malnutrition and nutrient deficiencies in individuals with pancreatic insufficiency. The primary goal of treatment is to improve digestion and nutrient absorption by providing supplemental pancreatic enzymes with meals.
Whether you are a student looking to ace your exams or a practicing nurse seeking to enhance your expertise , our nursing education contents will empower you with the confidence and competence to make a difference in the lives of patients and become a respected leader in the healthcare field.
Visit Naxlex, invest in your future and unlock endless possibilities with our unparalleled nursing education contents today
Report Wrong Answer on the Current Question
Do you disagree with the answer? If yes, what is your expected answer? Explain.
Kindly be descriptive with the issue you are facing.
