WGU Pathophysiology D236 Exam Questions and Answers 100% Pass

WGU Pathophysiology D236 Exam Questions and Answers 100% Pass 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, "fifth disease" Obesity ad diabetes are risk factors for having a child with _____. - Answer- Spina bifida Trousseau's sign - Answer- arm/carpal spasm associated with hypocalcemia Cause and sign of spina bifida - Answer- results from failure of neural tube to close. sign - fluid filled sac on lower back. hemophilia is more common in - Answer- males Prenatal exposure to alcohol includes - Answer- ND-PAE, decreased brain function, FAS Connective vs muscle tissue disorders - Answer- Connective- RA, Scleroderma, Lupus Muscle - MS, Muscular dystrophy, Myasthenia Gravia Describe Lupus - Answer- Inflammatory disorder characterized by joint pain and butterfly rash 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. dermatitis - Answer- inflammation of the skin eczema - Answer- noninfectious, inflammatory skin disease characterized by redness, blisters, scabs, and itching decubitus ulcer - Answer- sore caused by lying down for long periods of time Fungal infections - Answer- superficial, localized skin conditions or deep tissue infections caused by exposure to spores may or may not be transmitted benign neoplasm - Answer- noncancerous growths, stationary, distinct borders malignant neoplasm - Answer- uncontrolled new tissue growth, irregular borders, spreads Osteoporosis - Answer- The loss of bone mass often due to age, causing the bones to become porous, brittle, and easily fractured. osteomalacia - Answer- disease marked by softening of the bone c