WGU PATHOPHYSIOLOGY OA STUDY GUIDE EXAM
106 QUESTIONS WITH VERIFIED ANSWERS
2025/2026
C It is located inside the cells. - CORRECT ANSWER Which statement describes the
intracellular fluid (CF) compartment?
Increasing ventilation to drop the H+ ion level - CORRECT ANSWER How does the
respiratory system compensate for acid-base disturbances?
Gastrointestinal (GI) fluid loss
Hypotension - CORRECT ANSWER Which two conditions will cause dehydration
and increase water requirements?
Ascites - CORRECT ANSWER What is one sign of fluid volume excess?
Starvation - CORRECT ANSWER What is one cause of hypomagnesemia?
Shallow and decreased breathing secondary to COPD - CORRECT ANSWER A
patient presents with a blood pH of 7.29, bicarbonate (HCC) level of 25 mmol, and
partial pressure of carbon dioxide (PaCO2) of 55 mmHg Which cause is consistent
with these lab values?
Neurological symptoms such as confusion, imitability, or lethargy - CORRECT
ANSWER What are clinical manifestations of hyponatremia?
,Cells that eat pathogens and destroy them - CORRECT ANSWER What are
phagocytic calls?
Inflammatory response - CORRECT ANSWER What is the term for the process by
which the body automatically reacts to tissue injured by trauma or bacteria?
Homozygous/ Homozygous - CORRECT ANSWER What describes a gene when the
same allele is inherited from both parents?
Nonpainful, enlarged lymph nodes - CORRECT ANSWER A patient is diagnosed
with Hodgkin lymphoma, a cancer that originates from the lymphocytes. What is
present as a clinical manifestation of this condition.
MRSA - CORRECT ANSWER This pathogen organism can be difficult to treat due to
its resistance to treatment and can progress into blood, bone, lung, or skin
infections that may be life-threatening. Which type of infectious disease is
described?
Decreased populations of naïve T cells - CORRECT ANSWER Older adults generally
mount lower immune responses to vaccines.
Which age-related change is likely to contribute to these lower immune
responses?
Oliguria - CORRECT ANSWER What is a clinical manifestation of dehydration?
, Osteoarthritis - CORRECT ANSWER An adult patient presents with morning
stiffness, swelling, limited range of motion, and symmetrical joint pain in the hips
after physical exertion or during cold weather. Heberden's and Bouchard's nodes
are noted on the fingers. Which disorder is described?
A Presence of fat
B Pulse strength (0/4 to 4/4)
C Circulation (capillary refill less than three seconds) - CORRECT ANSWER What
should be considered when assessing a patient with suspected musculoskeletal
trauma?
18% - CORRECT ANSWER A patient has burns covering the front of the torso.
Which percentage of the body's surface area is estimated to have burns, based on
the rule of nines?
Loss of voluntary movement
Visual dysfunction - CORRECT ANSWER What are two symptoms of Huntington's
disease?
Multiple sclerosis
Amyotrophic lateral sclerosis - CORRECT ANSWER What are two examples of
common major neurodegenerative disorders?
106 QUESTIONS WITH VERIFIED ANSWERS
2025/2026
C It is located inside the cells. - CORRECT ANSWER Which statement describes the
intracellular fluid (CF) compartment?
Increasing ventilation to drop the H+ ion level - CORRECT ANSWER How does the
respiratory system compensate for acid-base disturbances?
Gastrointestinal (GI) fluid loss
Hypotension - CORRECT ANSWER Which two conditions will cause dehydration
and increase water requirements?
Ascites - CORRECT ANSWER What is one sign of fluid volume excess?
Starvation - CORRECT ANSWER What is one cause of hypomagnesemia?
Shallow and decreased breathing secondary to COPD - CORRECT ANSWER A
patient presents with a blood pH of 7.29, bicarbonate (HCC) level of 25 mmol, and
partial pressure of carbon dioxide (PaCO2) of 55 mmHg Which cause is consistent
with these lab values?
Neurological symptoms such as confusion, imitability, or lethargy - CORRECT
ANSWER What are clinical manifestations of hyponatremia?
,Cells that eat pathogens and destroy them - CORRECT ANSWER What are
phagocytic calls?
Inflammatory response - CORRECT ANSWER What is the term for the process by
which the body automatically reacts to tissue injured by trauma or bacteria?
Homozygous/ Homozygous - CORRECT ANSWER What describes a gene when the
same allele is inherited from both parents?
Nonpainful, enlarged lymph nodes - CORRECT ANSWER A patient is diagnosed
with Hodgkin lymphoma, a cancer that originates from the lymphocytes. What is
present as a clinical manifestation of this condition.
MRSA - CORRECT ANSWER This pathogen organism can be difficult to treat due to
its resistance to treatment and can progress into blood, bone, lung, or skin
infections that may be life-threatening. Which type of infectious disease is
described?
Decreased populations of naïve T cells - CORRECT ANSWER Older adults generally
mount lower immune responses to vaccines.
Which age-related change is likely to contribute to these lower immune
responses?
Oliguria - CORRECT ANSWER What is a clinical manifestation of dehydration?
, Osteoarthritis - CORRECT ANSWER An adult patient presents with morning
stiffness, swelling, limited range of motion, and symmetrical joint pain in the hips
after physical exertion or during cold weather. Heberden's and Bouchard's nodes
are noted on the fingers. Which disorder is described?
A Presence of fat
B Pulse strength (0/4 to 4/4)
C Circulation (capillary refill less than three seconds) - CORRECT ANSWER What
should be considered when assessing a patient with suspected musculoskeletal
trauma?
18% - CORRECT ANSWER A patient has burns covering the front of the torso.
Which percentage of the body's surface area is estimated to have burns, based on
the rule of nines?
Loss of voluntary movement
Visual dysfunction - CORRECT ANSWER What are two symptoms of Huntington's
disease?
Multiple sclerosis
Amyotrophic lateral sclerosis - CORRECT ANSWER What are two examples of
common major neurodegenerative disorders?
