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【单选题】
运动时,下列哪一种叙述不正确A.
因潮气量和呼吸频率增加，引起肺泡通气量增加
B.
由于每搏输出量和心率增加，引起心输出量增加
C.
因蒸发散热增加导致体温下降
D.
运动肌肉的小动脉舒张，而不参加运动的肌肉及内脏小动脉收缩
E.
氧合血红蛋白解离曲线右移.增加氧的
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【单选题】He has come to_____.
A.
checked his blood pressure
B.
having his blood pressure checked
C.
have his blood pressure checked
D.
have checked his blood pressure
【单选题】To verify the age of blood cells in a blood, the nurse will check which of the following?
A.
Blood type.
B.
Blood group.
C.
Blood identification number.
D.
Blood expiration date.
【单选题】There is no magnet in blood because______.
A.
there is only one hemoglobin molecule in blood
B.
there are only four iron atoms in blood
C.
the iron atoms in blood are allocated to each hemoglobin molecule only
D.
the iron atoms in blood are far away from each other to form. a magnet
【简答题】A．Blood pressure, body weight and lifestyles. B．Blood levels, blood pressure and lifestyles. C．Blood pressure, age and lifestyles. D．Blood pressure, blood levels and body weight.
【单选题】The four blood types are【C1】______as A, B, AB, and O. Blood type A【C2】______red blood cells that have a substance A on their surface. This type of blood also contains an antibody directed【C3】______sub...
A.
called
B.
named
C.
known
D.
recognized
【简答题】阅读理解。 Many hospitals have blood banks. In these banks, blood of all types is stored. When blood is needed, it is taken from the bank. Healthy people then give blood to the bank to replace (取代) the blo...
【单选题】If a patient whose blood type is O needs blood transfusion, who can be the donor?
A.
Blood typea.
B.
Blood typeb.
C.
Blood type AB.
D.
Blood type O.
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