23 Questions
What is the main cause of constipation as explained in the text?
Absorption of too much water in the colon
How does decreased gut motility impact transit time through the colon?
Decreased gut motility lengthens transit time
What happens when undigested food reaches the colon?
It initiates the absorption of water and electrolytes by the colon
How do colon contractions contribute to the feeling of wanting to defecate?
They signal the individual to have the desire to defecate
What is a direct consequence of longer transit time through the colon?
Greater absorption of fluid, leading to harder stools
What is the typical timeframe for osmotic laxatives to start working?
4-72 hours
Which type of laxative softens the feces and aids motility through the colon?
Liquid paraffin
What is the main mechanism of action of osmotic laxatives?
Drawing water into the gut lumen
In the context of diarrhoea, what defines chronic diarrhoea?
Lasting more than 2-3 weeks
What characterizes acute diarrhoea?
Self-limiting and resolves within 48 hours
How do faecal softeners and lubricants help in the management of diarrhoea?
Soften the faeces and aid colon motility
Which of the following is not a common cause of constipation?
High fluid intake
What is the correct first-line treatment for constipation according to the text?
Increasing fibre intake
Which complication is listed as a possible result of constipation in the text?
Anal fissures
What is the purpose of using bulking laxatives in constipation management?
To increase faecal volume
Which condition is NOT mentioned as a referral criteria for constipation management in the text?
Constipation during pregnancy
What is the role of lifestyle management in treating constipation?
To improve bowel habits
What is the first-line treatment for diarrhoea?
Oral rehydration therapy with oral rehydration solution
Which age group should be referred for diarrhoea if it has been present for more than 72 hours?
Older children and adults
What is the main function of loperamide in treating diarrhoea?
Decreasing gut motility and increasing fluid absorption
Which of the following is a symptom of diarrhoea?
Weakness and fatigue due to dehydration
Who is not licensed to use loperamide for treating diarrhoea according to the text?
Children under 12 years old
What is a reason to refer a diabetic patient for diarrhoea?
Diarrhoea present for more than 72 hours
Learn about different types of laxatives and how they work. From stimulant laxatives to osmotic laxatives, understand the mechanisms behind each category. Examples such as senna, Bisacodyl, sodium Pico sulphate, macrogol, and lactulose are discussed.
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