Question

what is the role of a thick layer of dead, flat corneocytes in stratum corneum?
a) overlapping dead cell prevent excessive water loss
b) overlapping dead cells prevent chemical damage to viable cells underneath
c) overlapping dead cells create protection against injuries and pathogenic invasion
d) all options are correct

Explanation:

The stratum corneum's dead, flat corneocytes form a protective barrier. They prevent water loss, shield viable cells from chemicals, and protect against injuries and pathogens.

Answer:

d) All options are correct