NR 507 Week 8 Final and Midterm Actual Advanced Pathophysiology Exam Bundle
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A patient
with chronic obstructive pulmonary disease develops secondary polycythemia. What is the primary stimulus for
this condition?
A. Reduced erythropoietin production
B. Chronic hypoxemia stimulating erythropoietin release
C. Increased plasma volume
D. Bone marrow suppression
Correct Answer: B
Rationale: Chronic hypoxemia stimulates the kidneys to increase erythropoietin production, resulting in
elevated red blood cell mass.
, Which electrolyte abnormality is most likely to cause peaked T waves on an electrocardiogram?
E. Hypocalcemia
F. Hypokalemia
G. Hyperkalemia
H. Hypermagnesemia
Correct Answer: C
Rationale: Hyperkalemia alters cardiac membrane potentials, leading to characteristic ECG changes including
peaked T waves and widened QRS complexes.
| Proctored via Examplify | 100 Real Exam Questions and 100% Correct Answers |
Guaranteed Pass | A+ Score NR507 Final Exam
A patient
with chronic obstructive pulmonary disease develops secondary polycythemia. What is the primary stimulus for
this condition?
A. Reduced erythropoietin production
B. Chronic hypoxemia stimulating erythropoietin release
C. Increased plasma volume
D. Bone marrow suppression
Correct Answer: B
Rationale: Chronic hypoxemia stimulates the kidneys to increase erythropoietin production, resulting in
elevated red blood cell mass.
, Which electrolyte abnormality is most likely to cause peaked T waves on an electrocardiogram?
E. Hypocalcemia
F. Hypokalemia
G. Hyperkalemia
H. Hypermagnesemia
Correct Answer: C
Rationale: Hyperkalemia alters cardiac membrane potentials, leading to characteristic ECG changes including
peaked T waves and widened QRS complexes.
