Understanding Constipation
41 Questions
1 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

Which of the following is NOT a cause of constipation?

  • Results of taking other medication (opioids)
  • Frequent bowel movements (correct)
  • Inappropriate diet
  • Lack of physical activity
  • Which type of laxative absorbs fluid from the lumen and increases the consistency of the stool?

  • Bulk-forming laxatives (correct)
  • Osmotic laxatives
  • Stimulant laxatives
  • All of the above
  • Which natural resource is commonly used as an osmotic laxative?

  • Manna (correct)
  • Linum usitatissimum (lini semen/linseed)
  • Plantago psyllium (psyllii semen/psyllium)
  • Fraxinus ornus
  • Which of the following is a pharmacodynamic effect of sennosides?

    <p>Increased leakiness of tight junctions</p> Signup and view all the answers

    Which of the following is a pharmacokinetic property of sennosides?

    <p>Presence in blood as glucuronides and sulphates</p> Signup and view all the answers

    Which of the following is a side effect of long-term use of stimulant laxatives?

    <p>Pseudomelanosis coli</p> Signup and view all the answers

    Which natural resource is commonly used as a stimulant laxative?

    <p>Cassia Senna</p> Signup and view all the answers

    Why is the use of Senna contraindicated during pregnancy?

    <p>It may pose a genotoxic risk</p> Signup and view all the answers

    Which type of laxative is not digested or absorbed in the GI tract?

    <p>Bulk-forming laxatives</p> Signup and view all the answers

    Which natural resource is commonly used as an osmotic laxative?

    <p>Manna</p> Signup and view all the answers

    Which of the following is the most common discoloration of urine that may occur during treatment with sennosides?

    <p>Yellow</p> Signup and view all the answers

    What is the main mechanism of action of sennosides as a laxative?

    <p>Stimulating the motility of the large intestine</p> Signup and view all the answers

    Which of the following is a potential side effect of long-term use of stimulant laxatives?

    <p>Pseudomelanosis coli</p> Signup and view all the answers

    What is the recommended duration of use for Senna as a laxative?

    <p>Up to 1 week</p> Signup and view all the answers

    Which of the following is a potential side effect of long-term use of sennosides as a laxative?

    <p>Yellow discoloration of urine</p> Signup and view all the answers

    What is the main mechanism of action of sennosides as a laxative?

    <p>Stimulation of the motility of the large intestine</p> Signup and view all the answers

    Which hydroxyanthracene derivative has been shown to be genotoxic in vitro and in vivo?

    <p>Aloe emodin</p> Signup and view all the answers

    Which of the following is a potential adverse effect of long-term use of Senna as a laxative?

    <p>Blackening of the colon</p> Signup and view all the answers

    Which of the following is a potential interaction with Senna as a laxative?

    <p>Decreased effectiveness of cardiac glycosides</p> Signup and view all the answers

    What is the recommended posology for Senna as a laxative?

    <p>Once daily at night</p> Signup and view all the answers

    Which of the following is a cause of constipation?

    <p>Inadequate physical activity</p> Signup and view all the answers

    Which chemical constituents are responsible for the effect of stimulant laxatives?

    <p>Antaquinones</p> Signup and view all the answers

    Which of the following is a natural resource commonly used as a bulk-forming laxative?

    <p>Linum usitatissimum</p> Signup and view all the answers

    Which type of laxative absorbs fluid from the lumen and increases the consistency of the stool?

    <p>Bulk-forming laxatives</p> Signup and view all the answers

    Which chemical constituents are responsible for the effect of stimulant laxatives?

    <p>Anthranols</p> Signup and view all the answers

    Which of the following is a potential adverse effect of long-term use of Senna as a laxative?

    <p>Yellow or red-brown discoloration of urine</p> Signup and view all the answers

    Which hydroxyanthracene derivative has been shown to be genotoxic in vitro and in vivo?

    <p>Danthron</p> Signup and view all the answers

    Which type of laxative is not absorbed in the upper gut and is converted into an active metabolite by bacteria in the large intestine?

    <p>Contact laxative</p> Signup and view all the answers

    Which of the following is a potential adverse effect of long-term use of Senna as a laxative?

    <p>Pseudomelanosis coli</p> Signup and view all the answers

    Which of the following is a contraindication for the use of Senna as a laxative?

    <p>Appendicitis</p> Signup and view all the answers

    What is the main mechanism of action of sennosides as a laxative?

    <p>Increasing peristalsis of the colon</p> Signup and view all the answers

    Which of the following is a potential interaction with Senna as a laxative?

    <p>Diuretics</p> Signup and view all the answers

    Which of the following is a potential adverse effect of long-term use of Senna as a laxative?

    <p>Increased risk of colon cancer</p> Signup and view all the answers

    What is the main mechanism of action of sennosides as a laxative?

    <p>Stimulation of large intestine motility</p> Signup and view all the answers

    Which hydroxyanthracene derivative has been shown to be genotoxic in vitro and in vivo?

    <p>Aloe emodin</p> Signup and view all the answers

    Which of the following is a natural resource commonly used as a bulk-forming laxative?

    <p>A) Linum usitatissimum (lini semen/linseed)</p> Signup and view all the answers

    Which type of laxative absorbs fluid from the lumen and increases the consistency of the stool?

    <p>A) Bulk-forming laxatives</p> Signup and view all the answers

    Which chemical constituents are responsible for the effect of stimulant laxatives?

    <p>D) All of the above</p> Signup and view all the answers

    Which of the following is a potential adverse effect of long-term use of Senna as a laxative?

    <p>Hypersensitivity reactions</p> Signup and view all the answers

    What is the recommended duration of use for Senna as a laxative?

    <p>Not to be used for more than 1 week</p> Signup and view all the answers

    Why is the use of Senna contraindicated during pregnancy?

    <p>It may have genotoxic risk</p> Signup and view all the answers

    More Like This

    Mastering Gastrointestinal Pharmacology
    10 questions
    Constipation Relief and IBD Treatments
    25 questions
    Constipation Management Quiz
    48 questions

    Constipation Management Quiz

    StrongerCarnelian8661 avatar
    StrongerCarnelian8661
    Use Quizgecko on...
    Browser
    Browser