Complete Answers WGU D236 Pathophysiology (Latest ) A++ Exam with All New Qs & As - Guaranteed Pass! 1. Describe how your body responds to an infection. Answer : T cells produce cy- tokines, which stimulate B cells. B cells produce antibodies. 2. Identify role of DNA changes in congenital abnormalities. Answer : Mutations in genes or chromosomal abnormalities 3. How does development disrupts congenital abnormalities? Answer : Alterations of DNA 4. Describes factors that disrupt homeostasis and how disruptions affect wellbeing. Answer : (ex) Fluid and electrolyte shifts can cause n/v or dysrhythmias. 5. 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 > vasoconstric - tion > release aldosterone > kidneys conserve sodium an d water > Result less water lost in urine and blood pressure maintained. 6. DKA Answer : increased anion gap, decreased HCO3 7. How do kidneys compensate for alkalosis Answer : retain H and excrete HCO3 8. Untreated acidosis leads to an increase in which electrolyte? Answer : Potassium 9. West Nile Virus Answer : Transmitted through the bite of an infected mosquito. Severe signs and symptoms; high fever, headache and stiff neck 10. Lyme disease Answer : Tick-borne disease caused by the spirochete Borrelia burgdor feri. 11. Erythema infectiosum Answer : a febrile upper respiratory illness in a child followed by the sudden appearance of red, flushed cheeks, "fifth disease" 12. Obesity ad diabetes are risk factors for having a child with . Answer : Spina bifida 13. Trousseau's sign Answer : arm/carpal spasm associated with hypocalcemia 14. Cause and sign of spina bifida Answer : results from failure of neural tube to close. sign - fluid filled sac on lower back. 15. hemophilia is more common in Answer : males 16. Prenatal exposure to alcohol includes Answer : ND-PAE, decreased brain function, FAS 17. Connective vs muscle tissue disorders Answer : Connective - RA, Scleroderma, Lu- pus Muscle - MS, Muscular dystrophy, Myasthenia Gravia 18. Describe Lupus Answer : Inflammatory disorder characterized by joint pain and butter - fly rash 19. Describe Myasthenia Gravis Answer : It is an autoimmune disorder where antibodies attack own Ach receptors. This causes weakness of skeletal muscles over the course of the day, along with ptosis, double vision, and difficulty swallowing.
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