The initiator of extrinsic blood coagulation is___. ()
A. Fibrinogen
B. Serum
C. Plasma
D. Ⅻa
E. Ⅲ
查看答案
When both anti-A and anti-B agglutinins are present in the plasma, the blood will be ___. ()
A. group A
B. group B
C. group O
D. group AB
E. group B or group AB
Which is not protein in the following blood coagulation factors? ()
A. factor I
B. factor II
C. factor III
D. factor IV
E. factor X
___ of the systemic circulation is similar to that of the pulmonary circulation. ()
A. The systolic pressure
B. The diastolic pressure
C. The pulse pressure
D. The peripheral resistance
E. The cardiac output
Blood pressure can be buffered by___. ()
A. venous return
B. heart rate
C. cardiac contractility
D. elasticity of aorta
E. rate of transfusion