A Person with Diarrhoea Loses Excessive Salt and Water from the Body

Multiple Choice

A person with diarrhoea loses excessive salt and water from the body. This loss results in Na⁺ depletion, dehydration, a decreased extracellular fluid volume, a reduction in plasma volume, and a decreased systemic arterial blood pressure.The following refer to the events that occur to compensate for this fluid loss. Match the effects, labelled a. through c., with the factors listed. (Options may be used more than once or not at all.)
-calibre of the afferent arterioles

A) exhibits no change
B) is increased
C) is decreased