Which of the following ions is required for the activation of various clotting factors in the plasma?
Show answer and explanation
Correct answer: Ca++
Calcium ions (Ca++) play a critical role in the blood coagulation cascade. They are necessary for the activation of several factors that convert prothrombin into thrombin.
Keep practicing
More Blood Composition questions
- Erythropoiesis (formation of RBCs) in adults occurs in the:
- Which leucocyte has a multi-lobed nucleus and is often referred to as PMNL?
- What percentage of blood is constituted by plasma, and what percentage of plasma is composed of water?
- Which plasma protein is primarily responsible for maintaining the osmotic balance of the blood?
- The healthy adult human has an average RBC count of:
- What is the average lifespan of a Red Blood Cell, and where are they primarily destroyed?