Which of the following conditions can be improved by the intake of more roughage,sufficient fluids in the diet,and exercise?

$A$ : Vomiting is the forcible expulsion of the contents of the upper gastrointestinal tract through the mouth.
$R$ : The strongest stimuli for vomiting are irritation and distension of the stomach.

What is the cause of liver cirrhosis?

Which one of the following is $NOT$ a cause of diarrhea?

In acute constipation,purgatives that are used to stimulate intestinal peristalsis and evacuation of fluid faeces contain salts of

Excessive stimulation of the vagus nerve in humans may lead to