The Stratum Corneum

The stratum corneum is the outermost layer of the skin.

The stratum corneum is considered the main barrier to cross because of its brick and mortar structure.

The two pathways for drug molecules to permeate through the stratum corneum are transcellular pathway and paracellular pathway.

<p>Hydrophobic drug molecules would prefer the paracellular pathway.</p> Signup and view all the answers

<p>The transcellular pathway is the most efficient way of transport through the stratum corneum.</p> Signup and view all the answers