Chapter 26, Problem 3CT

Summary Introduction

Case summary:

A patient with symptoms like slight increase in extracellular fluid volume, large decrease in plasma sodium concentration, very concentrated urine and cardiac fibrillation.

Adequate information:

Aldosterone is a steroid hormone released by the adrenal gland. It acts as a prime regulator of the sodium chloride (salt) and water content of the body. It causes an increase in salt (sodium chloride) and water reabsorption which leads to increased blood volume and blood concentration. The reabsorption of sodium chloride helps in restoring blood pressure.

To determine:

The name of the hormone that cause symptoms like slight increase in extracellular fluid volume, large decrease in plasma sodium concentration, very concentrated urine and cardiac fibrillation. Also, are these symptoms are caused by oversecretion or undersecretion of the hormone is to be determined.

Given Information:

A patient acquire the following symptoms like slight increase in extracellular fluid volume, large decrease in plasma sodium concentration, very concentrated urine and cardiac fibrillation. The patient body condition change with imbalance in a particular hormone.