1
WGU C805 Pathophysiology OA Exam Study
GuideComplete Questions & Verified Answers | Updated for
2026
Objective Assessment | 100% Correct | Graded A+
SECTION 1: INFECTIOUS DISEASES & IMMUNITY (Questions 1-
20)
QUESTION 1
A patient presents with a red, swollen area on the skin that looks like a boil with pus.
The patient reports the lesion is warm to the touch. Which condition is most likely?
A) MRSA
B) Malaria
C) Impetigo
D) Herpes Zoster
Rationale: MRSA (Methicillin-resistant Staphylococcus aureus) presents with red, swollen
skin that may look like a boil with pus. It is transmitted usually skin-to-skin and can
spread to the lungs, causing pneumonia, or to the bloodstream. The lesion is typically
warm to the touch .
Sure pass
,2
QUESTION 2
A patient has been diagnosed with a staphylococcal skin infection. Which additional
symptom is characteristic of this infection?
A) Jaundice
B) Warm to touch
C) Anemia
D) Vertigo
Rationale: Staphylococcal skin infections typically present with redness, swelling, warmth,
and pus collection at the site. The affected area is characteristically warm to the touch due
to the inflammatory response .
QUESTION 3
What disease requires diagnosis with a rapid blood test (StaphSR assay) and can be
treated by draining a skin sore and/or antibiotic therapy?
A) MRSA
B) Malaria
C) HIV
D) Tuberculosis
Sure pass
,3
Rationale: MRSA is diagnosed using a rapid blood test (StaphSR assay). Treatment
includes draining the skin sore and antibiotic therapy. MRSA can be difficult to treat due to
multidrug resistance .
QUESTION 4
A patient presents with fever, chills, sweating, headache, nausea, vomiting, and other
flu-like symptoms. The patient recently returned from a trip to Africa. Which disease is
most likely?
A) MRSA
B) Malaria
C) Staph infection
D) HIV
Rationale: Malaria presents with fever, chills, sweating, headache, nausea, vomiting, and
other flu-like symptoms. It is transmitted by mosquitoes. Additional symptoms may
include anemia, jaundice, and malaise .
QUESTION 5
Which infectious disease causes destruction of red blood cells leading to anemia,
1-200
Sure pass
, 4
WGU C805 Pathophysiology OA Exam Study Guide
Complete Questions 1-200 with Verified Answers & Rationales
Updated for 2026 | 100% Correct | Graded A+
SECTION 1: INFECTIOUS DISEASES & IMMUNITY (Questions 1-
30)
QUESTION 1
A patient presents with a red, swollen area on the skin that looks like a boil with pus.
The patient reports the lesion is warm to the touch. Which condition is most likely?
A) MRSA
B) Malaria
C) Impetigo
D) Herpes Zoster
Rationale: MRSA (Methicillin-resistant Staphylococcus aureus) presents with red, swollen
skin that may look like a boil with pus. It is transmitted usually skin-to-skin and can
spread to the lungs, causing pneumonia, or to the bloodstream. The lesion is
characteristically warm to the touch due to the inflammatory response .
Sure pass
WGU C805 Pathophysiology OA Exam Study
GuideComplete Questions & Verified Answers | Updated for
2026
Objective Assessment | 100% Correct | Graded A+
SECTION 1: INFECTIOUS DISEASES & IMMUNITY (Questions 1-
20)
QUESTION 1
A patient presents with a red, swollen area on the skin that looks like a boil with pus.
The patient reports the lesion is warm to the touch. Which condition is most likely?
A) MRSA
B) Malaria
C) Impetigo
D) Herpes Zoster
Rationale: MRSA (Methicillin-resistant Staphylococcus aureus) presents with red, swollen
skin that may look like a boil with pus. It is transmitted usually skin-to-skin and can
spread to the lungs, causing pneumonia, or to the bloodstream. The lesion is typically
warm to the touch .
Sure pass
,2
QUESTION 2
A patient has been diagnosed with a staphylococcal skin infection. Which additional
symptom is characteristic of this infection?
A) Jaundice
B) Warm to touch
C) Anemia
D) Vertigo
Rationale: Staphylococcal skin infections typically present with redness, swelling, warmth,
and pus collection at the site. The affected area is characteristically warm to the touch due
to the inflammatory response .
QUESTION 3
What disease requires diagnosis with a rapid blood test (StaphSR assay) and can be
treated by draining a skin sore and/or antibiotic therapy?
A) MRSA
B) Malaria
C) HIV
D) Tuberculosis
Sure pass
,3
Rationale: MRSA is diagnosed using a rapid blood test (StaphSR assay). Treatment
includes draining the skin sore and antibiotic therapy. MRSA can be difficult to treat due to
multidrug resistance .
QUESTION 4
A patient presents with fever, chills, sweating, headache, nausea, vomiting, and other
flu-like symptoms. The patient recently returned from a trip to Africa. Which disease is
most likely?
A) MRSA
B) Malaria
C) Staph infection
D) HIV
Rationale: Malaria presents with fever, chills, sweating, headache, nausea, vomiting, and
other flu-like symptoms. It is transmitted by mosquitoes. Additional symptoms may
include anemia, jaundice, and malaise .
QUESTION 5
Which infectious disease causes destruction of red blood cells leading to anemia,
1-200
Sure pass
, 4
WGU C805 Pathophysiology OA Exam Study Guide
Complete Questions 1-200 with Verified Answers & Rationales
Updated for 2026 | 100% Correct | Graded A+
SECTION 1: INFECTIOUS DISEASES & IMMUNITY (Questions 1-
30)
QUESTION 1
A patient presents with a red, swollen area on the skin that looks like a boil with pus.
The patient reports the lesion is warm to the touch. Which condition is most likely?
A) MRSA
B) Malaria
C) Impetigo
D) Herpes Zoster
Rationale: MRSA (Methicillin-resistant Staphylococcus aureus) presents with red, swollen
skin that may look like a boil with pus. It is transmitted usually skin-to-skin and can
spread to the lungs, causing pneumonia, or to the bloodstream. The lesion is
characteristically warm to the touch due to the inflammatory response .
Sure pass
