Nutrition & Dietary Needs Flashcards
7 cards from real CPA practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Nutrition & Dietary Needs flashcards as text
A petroleum worker exposed to extreme heat on a drilling rig loses electrolytes through sweat. Which electrolyte is most critical to replace to prevent muscle cramps?
Answer: Sodium
Sodium is the primary electrolyte lost in sweat and its depletion causes hyponatremia and muscle cramping in heat-exposed workers.
During a 12-hour shift on an oil rig in summer, how much water should a worker typically consume per hour during moderate physical activity in the heat?
Answer: 1 cup (8 oz)
OSHA and NIOSH recommend approximately 1 cup (8 oz) of water every 15–20 minutes, totaling about 1 cup per 15–20 minutes during heat exposure.
Which type of beverage is LEAST effective for rehydrating a petroleum worker after heavy physical exertion in the field?
Answer: Caffeinated energy drinks
Caffeinated energy drinks act as diuretics and can increase fluid loss, making them counterproductive for rehydration after heavy exertion.
A field worker notices urine that is dark amber in color. This most likely indicates:
Answer: Dehydration
Dark amber urine is a reliable field indicator of dehydration; pale yellow urine indicates adequate hydration.
Which macronutrient provides the quickest available energy source for petroleum workers engaged in burst-activity tasks like lifting and hauling equipment?
Answer: Carbohydrates
Carbohydrates are broken down into glucose, which is the body's fastest and most readily available fuel for high-intensity physical tasks.
Heat cramps in oilfield workers are best prevented by:
Answer: Consuming adequate sodium along with fluids
Heat cramps are caused by sodium depletion; replacing both fluids and sodium through electrolyte drinks or salted snacks prevents them.
Which of the following best describes the role of potassium in the diet of physically active petroleum workers?
Answer: It regulates nerve and muscle function and is lost in sweat
Potassium is a key electrolyte that supports proper muscle contractions and nerve signals, and significant amounts are lost through sweat during heavy labor.