type IV hypersensitivity {Ans: delayed allergic reaction response; TB test}chronic leukemias {Ans: predominant cell is mature but does not function normally}erythroblasts {Ans: immature RBCs}regurgitation {Ans: loose valve}diastolic heart failure {Ans: heart failure with preserved systolic function or normal ejection fraction}folic acid/ b12 deficiency {Ans: megaloblastic anemia}primary HTN {Ans: no known cause; most common type}multiple myeloma {Ans: a hematologic neoplasm that arises in B lymphocytes, causing proliferation of abnormal plasma cells in the bone marrow leading to synthesis of abnormal IGs or IG fragments}baroceptors {Ans: detect decreased perfusion in circulation and activate SNS which causes vasoconstriction}pneumonia {Ans: an inflammation of the lung tissue in which alveolar spaces fill with purulent, inflammatory cells, and fibrin}metaplasia {Ans: changes that have take place, a reversible replacement of one mature cell type to another; gird}hodgkin lymphoma {Ans: characterized by the presence of Reed- Sternberg cells in lymph nodes}lymphoblasts {Ans: immature B and T lymphocytes}down syndrome {Ans: cognitive impairment, dysmorphic features, and other distinctive traits}B6 deficiency {Ans: irritability and depression}visceral obesity {Ans: when distribution of body fat is localized around abdomen and upper body; apple shaped; central obesity}LDL {Ans: