WGU Pathophysiology D236 (Latest 2025/
2026 Update) Questions and Verified
Answers| 100% Correct| Grade 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, "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
2026 Update) Questions and Verified
Answers| 100% Correct| Grade 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, "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
