NCS Exam 4 Questions with
Complete Solutions
Of the following statements, which is NOT true about hydration?
Hydration decreases risk of getting kidney stones.
Hydration helps with headaches and muscle aches.
Hydration accelerates the aging process.
Hydration can potentially reduce risk of colon cancer. - ANSWER-Hydration
accelerates the aging process.
In the American diet, sodium comes from mostly:
Seasonings
Beverages
Meat, poultry, and dairy
Processed foods - ANSWER-Processed foods
Which of the following is a function of water?
Emulsify lipids
Regulate blood glucose
Filter blood
Helps maintain body temperature - ANSWER-Helps maintain body temperature
Why are older people for susceptible to have chronic dehydration?
Their thirst mechanism is not as sensitive anymore.
They choose not to drink water.
Their kidneys are no longer functioning.
They sweat too much. - ANSWER-Their thirst mechanism is not as sensitive
anymore.
Which part of the body regulates thirst?
Pituitary
Liver
Heart
Hypothalamus - ANSWER-Hypothalamus
TRUE or FALSE: Everyone needs to drink 8 cups of water a day. - ANSWER-False
To assist in fluid balance, electrolytes
, prevent thirst stimulation
attract water into and out of cells
transport proteins
act as universal solvents - ANSWER-attract water into and out of cells
The main cause of hyponatremia in athletes is:
Vomiting
Excessive water intake
High sodium concentration in the blood
Excessive sweating - ANSWER-Excessive water intake
As set by the Institute of Medicine (IOM), what is the sodium AI for adults between
19 and 50 years old.
2,000 mg
1,500 mg
20 mg
900 mg - ANSWER-1,500 mg
Which diet is best for hypertensive people?
Atkins
Mediterranean
DASH
Keto - ANSWER-DASH
What is the driving force behind water movement through a semi-permeable
membrane?
Adenosine triphosphate (ATP)
None of the above
Higher solute concentration on the other side
Lower solute concentration on the other side - ANSWER-Higher solute concentration
on the other side
TRUE or FALSE: The main cause of heat strokes is too much sun exposure. -
ANSWER-False
Overconsumption of fluids can cause ________, which can be fatal.
hyponatremia
overstimulation of the thirst mechanism
dehydration
excessive sweating - ANSWER-hyponatremia
Which of the following nutrients is the most essential for life?
calcium
protein
Complete Solutions
Of the following statements, which is NOT true about hydration?
Hydration decreases risk of getting kidney stones.
Hydration helps with headaches and muscle aches.
Hydration accelerates the aging process.
Hydration can potentially reduce risk of colon cancer. - ANSWER-Hydration
accelerates the aging process.
In the American diet, sodium comes from mostly:
Seasonings
Beverages
Meat, poultry, and dairy
Processed foods - ANSWER-Processed foods
Which of the following is a function of water?
Emulsify lipids
Regulate blood glucose
Filter blood
Helps maintain body temperature - ANSWER-Helps maintain body temperature
Why are older people for susceptible to have chronic dehydration?
Their thirst mechanism is not as sensitive anymore.
They choose not to drink water.
Their kidneys are no longer functioning.
They sweat too much. - ANSWER-Their thirst mechanism is not as sensitive
anymore.
Which part of the body regulates thirst?
Pituitary
Liver
Heart
Hypothalamus - ANSWER-Hypothalamus
TRUE or FALSE: Everyone needs to drink 8 cups of water a day. - ANSWER-False
To assist in fluid balance, electrolytes
, prevent thirst stimulation
attract water into and out of cells
transport proteins
act as universal solvents - ANSWER-attract water into and out of cells
The main cause of hyponatremia in athletes is:
Vomiting
Excessive water intake
High sodium concentration in the blood
Excessive sweating - ANSWER-Excessive water intake
As set by the Institute of Medicine (IOM), what is the sodium AI for adults between
19 and 50 years old.
2,000 mg
1,500 mg
20 mg
900 mg - ANSWER-1,500 mg
Which diet is best for hypertensive people?
Atkins
Mediterranean
DASH
Keto - ANSWER-DASH
What is the driving force behind water movement through a semi-permeable
membrane?
Adenosine triphosphate (ATP)
None of the above
Higher solute concentration on the other side
Lower solute concentration on the other side - ANSWER-Higher solute concentration
on the other side
TRUE or FALSE: The main cause of heat strokes is too much sun exposure. -
ANSWER-False
Overconsumption of fluids can cause ________, which can be fatal.
hyponatremia
overstimulation of the thirst mechanism
dehydration
excessive sweating - ANSWER-hyponatremia
Which of the following nutrients is the most essential for life?
calcium
protein
