1. Water excretion is regulated primarily by antidiuretic hormone (ADH). Which of the following does not stimulate ADH release? (From Fluid and Electrolyte Metabolism)
The correct answer is...
Ethanol impairs ADH release. The other factors enhance it.
2. Which of the following is true about exercise in the elderly? (From Exercise and Sports Injury)
Balance training is the best exercise to prevent falls.
Benefits of exercise in the elderly include longer survival.
Strength training is risky and of little benefit.
Most elderly people should have a stress test before starting an exercise program.
The correct answer is... Benefits of exercise in the elderly include longer survival.
The known health benefits of exercise in the elderly include longer survival.
3. Which of the following do not protect against developing altitude sickness? (From Altitude Sickness)
Climbing slowly
Drinking extra water
Avoiding alcohol
Having good aerobic capacity
The correct answer is... Having good aerobic capacity
Although physical fitness enables greater exertion at altitude, it does not protect against any form of altitude sickness.
4. Hypernatremia is a common electrolyte disorder in the elderly. Which of the following is not a contributing factor? (From Fluid and Electrolyte Metabolism)
Excess production of angiotensin II
Impaired renal concentrating capacity
Dependence on others to obtain water
Impaired thirst mechanism
The correct answer is... Excess production of angiotensin II
Angiotensin II production may be impaired, which may contribute directly to impaired thirst.
