生理学章节测试课后答案2024春

第四章测试

1.The major element of whole blood is __________. 
A:RBCs B:plasma C:platelets D:leukocytes
答案:B
2.Which of the following blood components provide the major defense for our bodies against invading bacteria and viruses? 
A:red cells B:platelets C:plasma D:white cells 3.When blood clumps or forms visible islands in the still liquid plasma, it is called: 
A:Agglutination B:hematolysis C:Clotting D:none of the above 4. Antigens are: 
A:relatively large carbohydrate molecules B:found on the surface of red cells C:produced by B cell D:kinds of red cells that identify a blood type 5.Most of the volume of normal human blood is composed of: 
A:red cells B:plasma C:hemoglobin D:white cells