"Normal" blood pressure means the same for everyone.

Experiments showed that nondrinkers had______.

A．higher blood pressure

B．lower blood pressure

C．larger amounts of' good cholesterol

D．smaller amounts of good cholesterol

2. In a family, mother’s blood type is A. Her color vision is normal. She has five children. Some are born by mother with her first husband who is color blind and with blood type AB, and others are born by mother with her second husband with normal vision and A blood type. These children are: (1) Son, A blood type, color blind; (2) Son, O blood type, color blind; (3) Daughter, A blood type, color blind; (4) Daughter, B blood type, normal vision; (5) Daughter, A blood type, normal vision. Question: Please figure out the father of these five children.

As stated in the last paragraph, people with normal blood pressure______.

A．should consider a change of their lifestyle

B．have every reason to be careful about sodium

C．will not be affected by the amount of sodium taken

D．do not have to take sodium too seriously

The production of these cancerous cells______the production of normal white blood cells.

A．depresses

B．suppresses

C．lessens

D．degrades

The production of these cancerous cells______the production 6f normal white blood cells.

A．depresses

B．suppresses

C．lessens

D．degrades

The blood is examined in order to answer the following principal questions

A．Is the marrow producing sufficient numbers of mature cells in the hemato—poietic lineages

B．Are the red cells in the blood normal

C．Are the leukocytes in the blood normal

D．Is the development of each hematopoietic lineage qualitatively normal

E．Are the platelets in the blood normal

A、lowering hemoglobin affinity for oxygen

B、maintaining normal operation of the calcium pump on the red blood cell membrane

C、maintaining red blood cell volume and biconcave shape

D、lowering hemoglobin affinity for CO2

E、increasing hemoglobin affinity for oxygen

A、increase blood calcium and blood phosphorus

B、decrease blood calcium and blood phosphorus

C、decrease blood calcium and increase blood phosphorus

D、increase blood calcium and decrease blood phosphorus

E、involve in the normal calcium regulation

A、lose your weight within a normal range

B、break down your fat

C、protect your antibody

D、to keep your blood glucose within a normal range