nur 239 exam 1 (A+ GRADED)

atrophy correct answers cells get smaller atrophy causes correct answers ischemia, lack of use/nutrition, aging hypertrophy correct answers cells get bigger hypertrophy causes correct answers increased workload commonly seen in heart in response to high BP or muscles in response to more work compensatory hypertrophy correct answers when one organ will pull the weight for an organ that's been removed hyperplasia correct answers increase in number of cells Where does hyperplasia occur? correct answers cells capable of mitotic division skin, inest epithelium, glandular tissue nonphysiologic hyperplasia correct answers increase in number of cells not from natural hormone or compensation, example would be skin warts physiologic hyperplasia correct answers hormonal (pregnancy) and compensatory (partial removal of organ) metaplasia correct answers changing from one type of mature tissue to another metaplasia causes correct answers usually chronic irritation/inflammation displasia correct answers abnormal changes in the size, shape, and organization of mature cells Can displasia be reversed? correct answers yes, if stimulus removed Which adaptive cell change could be a precurser to cancerous cells? correct answers displasia Which type of cells regenerate? correct answers epithelial Can Cardiac tissue regenerate? correct answers no, it scars and dies Can nervous tissue regenerate? correct answers noperoo Is metaplasia reversible? correct answers no factors that determine extent of cell injury or death correct answers intensity/duration of injury type of cell blood supply