Which lesion is a fluid-filled sac under the skin?

a. nodule
b. wheal
c. cyst
d. papule


c
Explanation:
a. nodule: a solid, raised clump of skin cells
b. wheal: a small, round, raised spot on the skin that may be accompanied by itching
c. cyst: correct
d. papule: a small, solid, raised lesion on the skin surface

Health & Biomechanics

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