Question

17 when you scratch your skin, what comes off as white flakes are mostly cells from the stratum: a spinosum b corneum c granulosum d lucidum e basale

Explanation:

The stratum corneum is the outermost layer of the epidermis. It consists of dead, flattened keratin - filled cells. These cells are constantly shed and when you scratch your skin, the white flakes that come off are mostly these dead cells from the stratum corneum.

Answer:

B. corneum