QuestionSBA
QuestionChoice
This class of laxatives acts on opioid receptors. An example includes methylnaltrexone bromide.
10004115
e
Peripheral opioid receptor antagonist
QuestionChoice
This is a type of laxative that softens the stool by drawing water into the bowel, having an osmotic effect. An example of this type of laxative includes lactulose.
10004112
b
Osmotic laxative
QuestionChoice
This class of laxatives acts on the intestinal mucosa, altering water and electrolyte secretion. In addition, they stimulate peristalsis in the bowel. An example of a simulant laxative is senna.
10004114
d
Stimulant laxative
QuestionChoice
This type of laxative provides increased stool volume and promotes peristalsis via distension. An example of this includes ispaghula husk.
10004113
c
Bulk-forming laxative
QuestionChoice
Docusate is a laxative that is classified as a stool softener, it works by softening the stool making it easier to be expelled from the body.
10004111
a
Faecal Softener
Concept
Chapter
2693
4237
Pharmacology of Gastro-Intestinal System
Topic
136
Gastroenterology
13369
A 65-year-old male is on the acute medical ward after being diagnosed with a chest infection. He complains that he has been unable to move his bowels for 2 days. He is prescribed docusate to relieve his symptoms.

Which of the following describes the mechanism of action of this medication?
a