a specific response is a response from the immune system to fight off a specific pathogen. Non specific responses from the immune system are response that are given out for any pathogen that enter the body.
Mean corpuscular hemoglobin (MCH) is a calculation of the average amount of hemoglobin inside a single red blood cell. Mean corpuscular hemoglobin concentration (MCHC) is a calculation of the average concentration of hemoglobin inside a single red blood cell. Red cell distribution width (RDW) is a calculation of the variation in the size of RBCs.
Does it test for a specific condition? A MCHC blood test could be ordered for someone who has signs of fatigue or weakness, when there is an infection, is bleeding or bruising easily or when there is noticeable inflammation. The MCHC test is most commonly used to evaluate for anemia.