Question

multiple choice question
which condition can be caused by emphysema, high altitude, hypoxemia, or dehydration?

○ leukopenia

○ leukemia

○ iron deficiency anemia

○ secondary polycythemia

Explanation:

To solve this, we analyze each option:

• Leukopenia: Low white blood cell count, not related to the given causes (emphysema, high altitude, etc.).
• Leukemia: A cancer of blood cells, not caused by these factors.
• Iron deficiency anemia: Caused by iron lack, not the listed causes.
• Secondary polycythemia: Can be caused by conditions that reduce oxygen (like emphysema, high altitude, hypoxemia) or dehydration (which concentrates blood cells), matching the causes.

Answer:

D. Secondary polycythemia