WGU D115 OA Advanced Pathophysiology Exam – Latest Verified Questions & Answers 2026

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WGU D115 OA ADVANCED PATHOPHYSIOLOGY EXAM (NEW UPDATED
VERSION) LATEST ACTUAL EXAM QUESTIONS AND CORRECT ANSWERS (VERIFIED
QUESTIONS AND ANSWERS) | GUARANTEED PASS A+ UPDATED THIS YEAR



Describe how your body responds to an infection. - CORRECT ANSWER T cells
produce cytokines, which stimulate B cells. B cells produce antibodies.



QUESTION :Identify role of DNA changes in congenital abnormalities. - CORRECT
ANSWER Mutations in genes or chromosomal abnormalities



QUESTION :How does development disrupts congenital abnormalities? - CORRECT
ANSWER Alterations of DNA



QUESTION :Describes factors that disrupt homeostasis and how disruptions affect
wellbeing. - CORRECT ANSWER (ex) Fluid and electrolyte shifts can cause n/v or
dysrhythmias.



QUESTION :Explain RAAS - CORRECT 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.



QUESTION :DKA - CORRECT ANSWER increased anion gap, decreased HCO3




2026 2027 GRADED A+

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QUESTION :How do kidneys compensate for alkalosis - CORRECT ANSWER
retain H and excrete HCO3



QUESTION :Untreated acidosis leads to an increase in which electrolyte? - CORRECT
ANSWER Potassium



QUESTION :West Nile Virus - CORRECT ANSWER Transmitted through the bite
of an infected mosquito. Severe signs and symptoms; high fever, headache and stiff neck



QUESTION :Lyme disease - CORRECT ANSWER Tick-borne disease caused by the
spirochete Borrelia burgdorferi.



QUESTION :Erythema infectiosum - CORRECT ANSWER a febrile upper
respiratory illness in a child followed by the sudden appearance of red, flushed cheeks,
"fifth disease"



QUESTION :Obesity ad diabetes are risk factors for having a child with _____. -
CORRECT ANSWER Spina bifida



QUESTION :Trousseau's sign - CORRECT ANSWER arm/carpal spasm associated
with hypocalcemia



QUESTION :Cause and sign of spina bifida - CORRECT ANSWER results from
failure of neural tube to close. sign - fluid filled sac on lower back.



QUESTION :hemophilia is more common in - CORRECT ANSWER males




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QUESTION :Prenatal exposure to alcohol includes - CORRECT ANSWER ND-
PAE, decreased brain function, FAS



QUESTION :Connective vs muscle tissue disorders - CORRECT ANSWER
Connective- RA, Scleroderma, Lupus

Muscle - MS, Muscular dystrophy, Myasthenia Gravia



QUESTION :Describe Lupus - CORRECT ANSWER Inflammatory disorder
characterized by joint pain and butterfly rash



QUESTION :Describe Myasthenia Gravis - CORRECT 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.



QUESTION :dermatitis - CORRECT ANSWER inflammation of the skin



QUESTION :eczema - CORRECT ANSWER noninfectious, inflammatory skin
disease characterized by redness, blisters, scabs, and itching



QUESTION :decubitus ulcer - CORRECT ANSWER sore caused by lying down for
long periods of time



QUESTION :Fungal infections - CORRECT ANSWER superficial, localized skin
conditions or deep tissue infections caused by exposure to spores



may or may not be transmitted



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QUESTION :benign neoplasm - CORRECT ANSWER noncancerous growths,
stationary, distinct borders



QUESTION :malignant neoplasm - CORRECT ANSWER uncontrolled new tissue
growth, irregular borders, spreads



QUESTION :Osteoporosis - CORRECT ANSWER The loss of bone mass often due
to age, causing the bones to become porous, brittle, and easily fractured.



QUESTION :osteomalacia - CORRECT ANSWER disease marked by softening of
the bone caused by calcium and vitamin D deficiency



QUESTION :myoglobin - CORRECT ANSWER red pigment that stores oxygen in
muscle cells



QUESTION :Bursa - CORRECT ANSWER fluid-filled sac that allows for easy
movement of one part of a joint over another



QUESTION :Rickets - CORRECT ANSWER a vitamin D deficiency in children,
resulting in soft bones



QUESTION :Degenerative disk disease - CORRECT ANSWER A condition in which
an intervertebral disk loses its normal structural integrity as a result of wear and tear,
acute or repeated injuries or aging




2026 2027 GRADED A+