Question

edema is __________. a cancer of lymphoid tissue b swelling of lymph nodes due to infection c swelling due to excess tissue fluid d infection of a lymphatic vessel

Explanation:

To solve this, we analyze each option:

• Option A: Cancer of lymphoid tissue is lymphoma, not edema. Eliminate A.
• Option B: Swelling of lymph nodes due to infection is lymphadenitis, not edema. Eliminate B.
• Option C: Edema is defined as swelling caused by excess fluid in body tissues. This matches the definition.
• Option D: Infection of a lymphatic vessel is lymphangitis, not edema. Eliminate D.

Answer:

C. swelling due to excess tissue fluid