Final answer:
A blood plasma donation would include antibodies, as it is the liquid part of the blood that contains dissolved substances and antibodies after the removal of red blood cells, white blood cells, and platelets. Therefore , the correct answer options is a)
Step-by-step explanation:
When considering what is included in a blood plasma donation, it is important to understand the components that make up human blood. The formed elements, which include red blood cells (erythrocytes), white blood cells (leukocytes), and platelets (thrombocytes) are all essential for various functions, with red blood cells being the most numerous and primarily responsible for carrying oxygen via hemoglobin.
White blood cells play a pivotal role in the immune response and protecting the body against pathogens, and platelets are vital for blood clotting. However, in a blood plasma donation specifically, red blood cells, white blood cells, and platelets are typically removed, leaving behind the plasma, which contains water, electrolytes, nutrients, and antibodies.
These antibodies in the plasma can recognize pathogens and are not the same as antigens, which are found on the surface of red blood cells and determine blood type.
Therefore, from the options provided, antibodies would potentially be included in a blood plasma donation, since it is the liquid component that remains after the formed elements like red blood cells, white blood cells, and platelets have been filtered out.