NR 507 Pathophysiology Exam Questions and Answers

Tissue damage caused by the deposition of circulating immune complexes containing an antibody against the host DNA is the cause of which disease? Hemolytic anemia Pernicious anemia Systemic lupus erythematosus Myasthenia gravis Only the deposition of circulating immune complexes containing an antibody against the host DNA produce tissue damage in individuals with systemic lupus erythematosus (SLE). How does chest wall compliance in an infant differ from that of an adult? An adult’s chest wall compliance is lower than an infant’s. An adult’s chest wall compliance is higher than an infant’s. An adult’s chest wall compliance is the same as an infant’s. An adult’s chest wall compliance is dissimilar to that of an infant’s. Chest wall compliance is higher in infants than it is in adults, particularly in premature infants. What term is used to describe a hernial protrusion of a saclike cyst that contains meninges, spinal fluid, and a portion of the spinal cord through a defect in a posterior arch of a vertebra? Encephalocele Meningocele Spina bifida occulta Myelomeningocele Myelomeningocele is a hernial protrusion of a saclike cyst containing meninges, spinal fluid, and a portion of the spinal cord with its nerves through a defect in the posterior arch of a vertebra. The remaining options are not appropriate terms to identity the described condition. Continued therapy of pernicious anemia (PA) generally lasts how long? 6 to 8 weeks 8 to 12 months Until the iron level is normal The rest of one’s life Because PA cannot be cured, maintenance therapy is a life-long endeavor. Cytokines are thought to cause fevers by stimulating the synthesis of which chemical mediator? Leukotriene Histamine Prostaglandin Bradykinin Cytokines seem to raise the thermoregulatory set point through stimulation of prostaglandin synthesis and turnover in thermoregulatory (brain) and nonthermoregulatory (peripheral) tissues. The other options do not accurately identify the appropriate chemical mediator.