8. Below are the steps involved in the clotting of blood. Select the
arrangement of steps that best reflects their sequential order in the clotting process.
I. Thromboplastin reacts with calcium and another substance,
prothrombin, to form thrombin.
II. The blood platelets release a substance that is known as
III. The thrombin formed acts as an enzyme to convert fibrinogen to
fibrin threads that eventually form the blood clot.
I, II, and III.
III, II, and I.
II, III, and I.
II, I, and III.
Blood pressure is best described as _____________________.
The residual pressure of the blood due to the elasticity of the blood
b. The force exerted by the blood as it is pumped throughout the
c. The pressure the blood exerts as it is pumped from the heart.
d. The pressure the blood exerts when the heart is resting.
10. Select the medical problems associated with high blood pressure.
Hypertrophy of the myocardium.
All of the above.