题目内容
（请给出正确答案）
A.ignition ratio
B.power ratio
C.compression ratio
D.injection ratio
简答题官方参考答案
（由简答题聘请的专业题库老师提供的解答）
更多“The figure that the volume of air at BD.Cis divided by the volume of air at TDC is termed”相关的问题
Why did the farmer say to the doctor "Here I am again"？
Because he wanted to make the doctor believe that he was not ______.
A、diagnose the atrioventricular block (房室传导阻滞)
B、detect the heart murmur (杂音)
C、measure stroke volume.
D、mesure cardiac volume.
E、detect atrioventricular stenosis.
A、gas exchange between alveolar and surrounding capillary.
B、gas exchange between alveoli and anatomic dead space.
C、gas exchange between lung and atmosphere.
D、gas exchange between alveolar and skeletal muscle cells.
A 57-year-old man with long-standing diabetes mellitus and newly diagnosed hypertension presents to his primary care physician for follow-up. The patient has been trying to alter his dietary habits and now exercises more frequently, but the hypertension has persisted. The patient is started on an angiotensinconverting enzyme inhibitor (ACE inhibitor) with good results. He is instructed to continue this medication and follow up in several months. Questions: 1. What are the effects of angiotensin II? 2. How would inhibition of ACE decrease blood pressure?
A、gas exchange between pulmonary alveoli and blood.
B、gas exchange between air and anatomic dead space.
C、gas exchange between atmosphere and lung
D、the process O2 enters alveolar from atmosphere
A、is lower than atmosphere pressure during inspiration, higher than atmosphere pressure during expiration.
B、is equal to the atmosphere during expiration.
C、is lower than atmosphere in both inspiration and expiration.
D、constant during respiration
E、is negative in inspiration, and positive in expiration.
A、gas exchange between alveoli and blood in the capillary surrounding the alveoli.
B、gas exchange between the cells and the blood in the capillary.
C、gas exchange between mitochondria and intracellular fluid.
D、gas change between the cells in the tissue.
E、gas exchange between alveoli and skeletal muscle cells.
A、the little fluid in the pleural cavity
B、facilitate the venous return in the pleural cavity
C、constant during respiration
D、positive during expiration
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