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问题 单项选择题

女，70岁。因急腹症入院，急救过程中先后出现少尿、肺水肿、呼吸困难、嗜睡、意识障碍、消化道出血等症状，应诊断为（）

A.DIC

B.AFR

C.MODS

D.ARDS

E.Curling溃疡

答案

参考答案：C

填空题

Perhaps like most Americans you have some extra pounds to (47) . You may even have tried a fad diet or two, but found yourself right back where you started. The key to weight loss is regular (48) activity. And surprisingly, you don’t have to give up eating or make the gym your second home to see long-term, (49) effects.
Your body needs a certain amount of energy to maintain basic (50) such as breathing, blood circulation and digestion. The energy required to keep your organs functioning is referred to as the resting or basal metabolic rate.
Any time you are active, (51) energy is required. It is obtained from glycogen and fat stored in the blood, liver, and muscles. The key to losing weight is to draw on the fat rather than on the carbohydrate reserves.
Which of the two energy sources you use depends on the intensity and (52) of your activity. The higher the intensity, the more your body will pull from the stored carbohydrates. The lower the intensity, the more your body will (53) on fat as its fuel.
Aerobic exercise is most (54) for weight loss. When you perform aerobic activities you (55) contract large muscle groups such as your legs and arms. Walking, running, rollerblading, swimming, dancing, and jumping jacks are all forms of aerobic activity.
Surprisingly, if your aerobic activity is low to moderately intense and of long duration, you will bum more fat than if you had (56) in a short burst of high-intensity exercise. In short, a brisk 30-minute walk will bum fat while a 100-yard sprint will bum glycogen.

  • [A] positive[I] participated
  • [B] additional[J] rely
  • [C] duration [K] cut
  • [D] effective [L] repeatedly
  • [E] shed [M] uses
  • [F] physical [N] little
  • [G] food [O] obvious
  • [H] functions
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名词解释

天文学
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