Exam 19: Fluid and Electrolyte Balance

The percentage of body water increases slightly over the first 10 years of life.

The large intestine assists in the regulation of sodium in the body.

Name and describe the fluid compartments of the body.

The most common positive ion in intracellular fluid is

In dehydration,interstitial fluid volume decreases first.

Potassium,calcium,and magnesium are examples of positive ions found in the body.

The most important regulator of the amount of sodium in the body is the

Explain the effect that very low capillary blood pressure would have on the plasma-interstitial fluid balance.

The effect of aldosterone is to increase the volume of the extracellular fluid.

Match the term with its correct definition. -Blood calcium levels rise above normal limits

The three main sources of fluid intake are the fluids we drink,the liquid in the foods we eat,and the water formed by metabolic processes.

The term used to describe a blood sodium level of more than 145 mEq/L is

Match the term with its correct definition. -Blood potassium levels of more than 5.1 mEq/L

Water intoxication may result from rapidly drinking large volumes of water or giving hypotonic solutions to persons unable to dilute and excrete urine normally.

The electrolyte iron is important in the production of thyroid hormones.

In newborns,water may account for as much as 80% of the total body weight.

Slender people tend to have more water per pound of body weight than do obese people.

A newborn can have a percentage of body water as high as

ADH tends to increase the amount of urine produced.

Chloride,bicarbonate,and phosphate are examples of negative ions found in the body.