Pathophysiology Exam 1 Questions & Answers(SCORED A)

Hematopoiesis -ANSWER process of blood formation Plasma -ANSWER liquid protein Thrombocytes -ANSWER platelets Leukocytes -ANSWER white blood cells Erythrocytes -ANSWER red blood cells Hemoglobin -ANSWER binds to oxygen, giving blood its red color; oxygen carrying component Hematocrit -ANSWER refers to how much of the blood volume comprises erythrocytes Thromboplastin -ANSWER a plasma protein aiding blood coagulation through catalyzing the conversion of prothrombin to thrombin Plasmin -ANSWER an enzyme that dissolves clots once healing has occurred Stages of Hemostasis -ANSWER Vessel spasm Formation of platelet plug Blood coagulation Clot retraction Clot dissolution Leukocytosis -ANSWER describes states characterized by increased WBC levels Leukocytopenia -ANSWER decreased WBC levels Normal WBC range -ANSWER 5,000-10,000 Cause of Leukocytopenia -ANSWER viral infection chemotherapy lupus Leukocytes role -ANSWER trigger the inflammatory process and combat infections Neutrophils -ANSWER -Usually first responder to infection -Normal range 2,000-7,500