WGU Pathophysiology D236 Exam Latest updated Graded A+

Describe how your body responds to an infection. - ANSWER T cells produce cytokines, which stimulate B cells. B cells produce antibodies. Identify role of DNA changes in congenital abnormalities. - ANSWER Mutations in genes or chromosomal abnormalities How does development disrupts congenital abnormalities? - ANSWER Alterations of DNA Describes factors that disrupt homeostasis and how disruptions affect wellbeing. - ANSWER (ex) Fluid and electrolyte shifts can cause n/v or dysrhythmias. Explain RAAS - ANSWER Renin-angiotensin-aldosterone system 1. Reduce blood flow causes kidneys to release renin produce angiotensin I converts angiotensin I to angiotensin II vasoconstriction release aldosterone kidneys conserve sodium and water Result less water lost in urine and blood pressure maintained. DKA - ANSWER increased anion gap, decreased HCO3 How do kidneys compensate for alkalosis - ANSWER retain H and excrete HCO3 Untreated acidosis leads to an increase in which electrolyte? - ANSWER Potassium West Nile Virus - ANSWER Transmitted through the bite of an infected mosquito. Severe signs and symptoms; high fever, headache and stiff neck Lyme disease - ANSWER Tick-borne disease caused by the spirochete Borrelia burgdorferi. Erythema infectiosum - ANSWER a febrile upper respiratory illness in a child followed by the sudden appearance of red, flushed cheeks,