Physiologically,the Child Compensates for Fluid Volume Losses by Which Mechanism

question 25

Multiple Choice

Physiologically,the child compensates for fluid volume losses by which mechanism?

• A) Inhibition of aldosterone secretion
• B) Hemoconcentration to reduce cardiac workload
• C) Fluid shift from interstitial space to intravascular space
• D) Vasodilation of peripheral arterioles to increase perfusion

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Definitions:

Sodium Reabsorption

The process by which the kidneys filter sodium from the urine and return it to the blood, maintaining fluid and electrolyte balance in the body.

Antidiuretic Hormone

Posterior pituitary hormone that affects urine formation and blood pressure; encourages water reabsorption in the kidney.

Aldosterone

Adrenal hormone that encourages sodium reabsorption by the kidney; concentrates the urine.

Bowman's Capsule

A part of the nephron in the kidney that encloses the glomerulus and where filtration of blood plasma begins in the process of urine formation.