Exam 21: Fluid and Electrolyte Balance

Which of the following hormones does not play a role in fluid regulation?

Muscle tissue has the least amount of water compared with any other body tissue.

Table salt (NaCl)is an electrolyte.

An increase in capillary blood pressure increases the volume of interstitial fluid.

MATCHING Match each term or phrase with its corresponding description or definition. -condition of which loss of skin elasticity is a clinical sign

One of the organs that is most stressed from overhydration is the heart.

The chief mechanism used by the body to maintain fluid balance is adjusting fluid intake.

In a newborn,water can account for as much as _____% of body weight.

Both too much and too little potassium can cause muscle weakness and heart problems.

List the causes of hypercalcemia and hypocalcemia.

An overdose of vitamin D can cause hyperkalemia.

Explain what variables affect the percentage of body water a person might have.

Hyperkalemia is a(n)_____-normal level of _____ in the blood.

Explain why prolonged diarrhea is more likely to lead to serious dehydration in a baby than in an adult even though the baby has a higher percentage of body water than an adult does.

Because there are hormones in the body that can prevent the kidneys from producing urine,in a condition of severe dehydration,the body's fluid loss can be reduced to zero.

Drugs frequently are less effective in the elderly than they are in younger people because the elderly have a higher percent of body water,which overdilutes the drug.

MATCHING Match each term or phrase with its corresponding description or definition. -a fluid-regulating hormone that is released by the pituitary gland

Which of the following is not a source of water for the body?

Loss of skin elasticity is a clinical sign of

Certain kidney diseases allow large amounts of protein to be passed out of the body in urine.One result of this condition is edema.Explain the mechanism that causes the edema.