BOC Blood Bank Practice Exam 2026 – Your Comprehensive Guide to Exam Success!

Platelets are highly sensitive components of blood that are primarily used for transfusions in patients with clotting deficiencies or those undergoing surgeries. The optimum storage temperature for platelets is 22 degrees Celsius, which is maintained at room temperature with continuous agitation. This storage condition is essential because it helps preserve platelet function and viability, allowing them to remain effective during transfusion.

Storing platelets at 22 degrees Celsius prevents them from becoming non-functional and ensures they can effectively contribute to hemostasis in a recipient. The other temperature options are unsuitable: lower temperatures, such as -20 or -12 degrees Celsius, would lead to a loss of platelet function due to cold storage effects, while storing them at 4 degrees Celsius, which is appropriate for red blood cells and plasma, would also impair their viability and functionality. Thus, keeping platelets at room temperature with agitation is critical for maintaining their therapeutic effects.