Question 228
MediumOriginal questionThe body cools itself mainly by sweating. But in very hot and weather, that cooling system can be . If the body heats up faster than it can cool down, or loses too much water and salt through sweating, its temperature rises, and a person can fall ill.
Heat illness often comes in stages. The first warning may be heat cramps: painful muscle cramps, usually in the legs or stomach, with heavy sweating. Resting, gently massaging the muscle and taking small sips of water can help.
If the body keeps heating, heat exhaustion can follow. The person may sweat heavily and feel weak, dizzy or sick, with cool, pale, skin and a fast, weak . They should be moved somewhere cooler, their clothing loosened, and cool, wet cloths put on their skin.
The most dangerous stage is heat stroke. The body's temperature rises above about 39.5 degrees Celsius. The person may have a throbbing headache, become confused, faint or lose consciousness, and their skin may be hot and red. Heat stroke is a medical emergency: the person must get to a hospital immediately, because delay can be .
"That cooling system can be overwhelmed." This means the body's cooling system
Show the answer and explanation
Correct answer: D
Explanation
The next sentence explains: the body "heats up faster than it can cool down".
To be overwhelmed is to face more than you can deal with.
Worth noting
The sentence says the system is struggling, not that it works better.
- Concept
- Working out a word from the explanation that follows
- Typical timeTypical
- 40 s
- Your timeYours
- —
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