Final answer:
The reaction suspected in this case is Circulatory Overload.
Step-by-step explanation:
The reaction that is suspected in this case is Circulatory Overload. When blood is administered too quickly, it can overload the circulatory system and cause symptoms such as increased heart rate, labored breathing, and crackles in the lung bases. This is known as circulatory overload or transfusion-associated circulatory overload (TACO). TACO can occur when large volumes of blood or fluids are rapidly infused, especially in patients with heart or kidney problems.
Learn more about Circulatory Overload