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21 Cards in this Set

  • Front
  • Back

Which fluid compartment contains 16% of the body weight?

Interstitial Fluid

The main intracellular electrolyte is ______.

Potassium

Which of the following individuals would have the highest percentage of water in their body mass composition?

Infants

Which solute plays the biggest role in water reabsorption?

Sodium Ions

The most important buffer in our plasma is _____.

Bicarbonate

The area of the brain that plays a major role in water and electrolyte balance is the ________.

Hypothalamus

Hyperventilation leads to _______.

Respiratory Alkalosis

The only electrolyte that exerts significant osmotic pressure is the _________.

Sodium Ion

Which ion is primarily reabsorbed when hydrogen ions are secreted?

Sodium

All of the following trigger ADH release except ____.

Edema

A normal arterial pH is ________.

7.4

Amphoteric molecules are molecules that can _______.

Act as either an acid or a base.

A decrease in the osmolarity of the extracellular fluid would cause water to ________.

Move into the cells.

Aldosterone targets which part of the nephron?

Distal convoluted tubule.

The most important urine buffer is ________.

Phosphate

Which of the following is a stimulus for thirst?

Decreased plasma volume

The JGC will respond positively to all of the following except _______.

Hypertension

Which electrolyte is never secreted into the filtrate?

Sodium

All of the following statements about electrolytes are true except ________.

They form mainly covalent bonds.

"Electrolyte balance" usually refers to the balance of ________.

Salts

Hydrogen ions are secreted into the filtrate mainly by the _______.

Proximal convoluted tubule