NUR 631 Mid Term Review Exam Questions with Correct Answers

What is an example of compensatory hyperplasia Correct Answer Liver regeneration What causes the rapid change in the resting membrane potential to initiate an action potential Correct Answer Sodium gates open, sodium rushes into the cell, changing the membrane potential from negative to positive What type of necrosis is often associated with pulmonary tuberculosis Correct Answer Caseous Necrosis Low plasma albumin causes edema as a result of a reduction in which pressure Correct Answer Plasma oncotic When a child inherits a disease that is autosomal recessive, it is inherited from who Correct Answer Both parents are carriers Describe the chromosomal defect related to Prader Willi Syndrome Correct Answer Imprinting, deletion, 4mb of chromosomes 15, inherited from Father short structure, hypotonia, small hands and feet, obese, mild to moderate mental retardation, hypogonadism What mechanism can cause hypernatremia Correct Answer Caused by loss of H2O, DM insufficient H2O intake Hypertonic solution Over secretion of aldosterone Cushing syndrome because of adrenocorticotropic hormone What are the causes of hyperkalemia Correct Answer Excess diet or intravenous intake RF K+ sparing diuretics Hypoaldosteronism Shift from ICF to ECF Metabolic acidosis What are likely causes of respiratory acidosis Correct Answer Depress of respiratory center, disorder of the lung parenchyma, alveolar hypoventilation CO2 is retained increase in H+, CO2 excess in blood Over sedation, brainstem trauma Pulmonary edema, emphysema, asthma, bronchitis Acute airway obstruction - does not affect renal buffer mechanism Chronic COPD-renal compensation is effective and established When considering white blood cell differentials, acute inflammatory reactions are related to elevations of what leukocyte Correct Answer Neutrophils