Acute diarrhoea and vomiting is due to the loss of which electrolytes?

Go through the following statements regarding the disorders of the digestive system. Choose the correct statements and select the appropriate option from the codes given below:
$I.$ Indigestion is caused by the poor supply of digestive enzymes,overeating,anxiety,and a lot of junk food.
$II.$ Constipation,an irregular movement of the bowel,is caused due to poor habits,a fiberless diet,emotional stress,and certain drugs.
$III.$ Indigestion can be caused by milk of magnesia.
$IV.$ Ejection of stomach content is controlled by the hypothalamus of the prosencephalon.

Anxiety and eating spicy food can lead to ......... in a normal person.

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

Prolonged constipation may cause:

Match the following columns:

Column-$I$	Column-$II$
$P$. Vomiting	$I$. Increased liquidity of faecal discharge
$Q$. Diarrhoea	$II$. Food is not properly digested
$R$. Constipation	$III$. Ejection of stomach contents through the mouth
$S$. Indigestion	$IV$. Faeces are retained within the colon