WGU Pathophysiology D236 Exam Questions With 100%
Correct Answers | Verified | Latest Update 2026
Describe how your body responds to an infection. - CORRECT ANSWER -T cells produce
cytokines, which stimulate B cells. B cells produce antibodies.
Identify role of DNA changes in congenital abnormalities. - CORRECT ANSWER -Mutations in
genes or chromosomal abnormalities
How does development disrupts congenital abnormalities? - CORRECT ANSWER -Alterations
of DNA
Describes factors that disrupt homeostasis and how disruptions affect wellbeing. - CORRECT
ANSWER -(ex) Fluid and electrolyte shifts can cause n/v or dysrhythmias.
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.
DKA - CORRECT ANSWER -increased anion gap, decreased HCO3
How do kidneys compensate for alkalosis - CORRECT ANSWER -retain H and excrete HCO3
Untreated acidosis leads to an increase in which electrolyte? - CORRECT ANSWER -Potassium
West Nile Virus - CORRECT ANSWER -Transmitted through the bite of an infected mosquito.
Severe signs and symptoms; high fever, headache and stiff neck
,Lyme disease - CORRECT ANSWER -Tick-borne disease caused by the spirochete Borrelia
burgdorferi.
Erythema infectiosum - CORRECT 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 _____. - CORRECT ANSWER -
Spina bifida
Trousseau's sign - CORRECT ANSWER -arm/carpal spasm associated with hypocalcemia
Cause and sign of spina bifida - CORRECT ANSWER -results from failure of neural tube to
close. sign - fluid filled sac on lower back.
hemophilia is more common in - CORRECT ANSWER -males
Prenatal exposure to alcohol includes - CORRECT ANSWER -ND-PAE, decreased brain
function, FAS
Connective vs muscle tissue disorders - CORRECT ANSWER -Connective- RA, Scleroderma,
Lupus
Muscle - MS, Muscular dystrophy, Myasthenia Gravia
Describe Lupus - CORRECT ANSWER -Inflammatory disorder characterized by joint pain and
butterfly rash
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.
, dermatitis - CORRECT ANSWER -inflammation of the skin
eczema - CORRECT ANSWER -noninfectious, inflammatory skin disease characterized by
redness, blisters, scabs, and itching
decubitus ulcer - CORRECT ANSWER -sore caused by lying down for long periods of time
Fungal infections - CORRECT ANSWER -superficial, localized skin conditions or deep tissue
infections caused by exposure to spores
may or may not be transmitted
benign neoplasm - CORRECT ANSWER -noncancerous growths, stationary, distinct borders
malignant neoplasm - CORRECT ANSWER -uncontrolled new tissue growth, irregular borders,
spreads
Osteoporosis - CORRECT ANSWER -The loss of bone mass often due to age, causing the bones
to become porous, brittle, and easily fractured.
osteomalacia - CORRECT ANSWER -disease marked by softening of the bone caused by
calcium and vitamin D deficiency
myoglobin - CORRECT ANSWER -red pigment that stores oxygen in muscle cells
Bursa - CORRECT ANSWER -fluid-filled sac that allows for easy movement of one part of a
joint over another
Correct Answers | Verified | Latest Update 2026
Describe how your body responds to an infection. - CORRECT ANSWER -T cells produce
cytokines, which stimulate B cells. B cells produce antibodies.
Identify role of DNA changes in congenital abnormalities. - CORRECT ANSWER -Mutations in
genes or chromosomal abnormalities
How does development disrupts congenital abnormalities? - CORRECT ANSWER -Alterations
of DNA
Describes factors that disrupt homeostasis and how disruptions affect wellbeing. - CORRECT
ANSWER -(ex) Fluid and electrolyte shifts can cause n/v or dysrhythmias.
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.
DKA - CORRECT ANSWER -increased anion gap, decreased HCO3
How do kidneys compensate for alkalosis - CORRECT ANSWER -retain H and excrete HCO3
Untreated acidosis leads to an increase in which electrolyte? - CORRECT ANSWER -Potassium
West Nile Virus - CORRECT ANSWER -Transmitted through the bite of an infected mosquito.
Severe signs and symptoms; high fever, headache and stiff neck
,Lyme disease - CORRECT ANSWER -Tick-borne disease caused by the spirochete Borrelia
burgdorferi.
Erythema infectiosum - CORRECT 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 _____. - CORRECT ANSWER -
Spina bifida
Trousseau's sign - CORRECT ANSWER -arm/carpal spasm associated with hypocalcemia
Cause and sign of spina bifida - CORRECT ANSWER -results from failure of neural tube to
close. sign - fluid filled sac on lower back.
hemophilia is more common in - CORRECT ANSWER -males
Prenatal exposure to alcohol includes - CORRECT ANSWER -ND-PAE, decreased brain
function, FAS
Connective vs muscle tissue disorders - CORRECT ANSWER -Connective- RA, Scleroderma,
Lupus
Muscle - MS, Muscular dystrophy, Myasthenia Gravia
Describe Lupus - CORRECT ANSWER -Inflammatory disorder characterized by joint pain and
butterfly rash
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.
, dermatitis - CORRECT ANSWER -inflammation of the skin
eczema - CORRECT ANSWER -noninfectious, inflammatory skin disease characterized by
redness, blisters, scabs, and itching
decubitus ulcer - CORRECT ANSWER -sore caused by lying down for long periods of time
Fungal infections - CORRECT ANSWER -superficial, localized skin conditions or deep tissue
infections caused by exposure to spores
may or may not be transmitted
benign neoplasm - CORRECT ANSWER -noncancerous growths, stationary, distinct borders
malignant neoplasm - CORRECT ANSWER -uncontrolled new tissue growth, irregular borders,
spreads
Osteoporosis - CORRECT ANSWER -The loss of bone mass often due to age, causing the bones
to become porous, brittle, and easily fractured.
osteomalacia - CORRECT ANSWER -disease marked by softening of the bone caused by
calcium and vitamin D deficiency
myoglobin - CORRECT ANSWER -red pigment that stores oxygen in muscle cells
Bursa - CORRECT ANSWER -fluid-filled sac that allows for easy movement of one part of a
joint over another
