Exam 7: Water and Electrolytes

Exertional heat cramps may be the result of rapid and large losses of fluid and sodium.

If the osmolarity of intracellular fluid (ICF)is higher than that of extracellular fluid (ECF), what is the tonicity of the blood?

A moderate potassium deficiency can result in increased blood pressure and increased urinary calcium excretion.

Glycerol is an osmotically active, water-retaining molecule.

A beverage containing a carbohydrate concentration greater than 10% may be detrimental to an athlete during exercise because ____.

It would be inappropriate to use scale weight to monitor exercise-related fluid loss and subsequent rehydration with which of the following athletes?

The major component of extracellular fluid is ____.

All fluids can have a diuretic effect.

Describe and explain hyperhydration in athletes as 1) a normal condition, 2) a pre-competition strategy, and 3) a dangerous medical condition.

When environmental conditions are more humid, sweating is ____.

Two factors that may be associated with hyponatremia are ____.

Which of the following is a true statement regarding extracellular (ECF)and intracellular (ICF)fluids under normal conditions?

When body fluids have a solute concentration that is greater than the concentration of solutes in the cells, they are referred to as ____.

__________ is the electrolyte present in the largest amount in sweat.

Athletes who train and perform in the water, such as swimmers and water polo players, rarely sweat while in the water.

Wearing uniforms and protective gear while exercising in the heat typically ____.

A decrease in plasma volume occurs within the first few minutes after exercise begins.

_____ is the primary cation in intracellular fluid.

The condition of euhydration is when there is an insufficient amount of water in the body to meet physiological demands.