Question

transdermal patches deliver medication into the bloodstream through the skin. choose the correct order of layers from superficial to deep through which the medicine travels.
s. corneum, s. spinosum, papillary layer, reticular layer, subcutaneous layer
subcutaneous layer, reticular layer, papillary layer, s. basale, s. corneum
papillary layer, s. granulosum, s. basale, reticular layer, subcutaneous layer
subcutaneous layer, s. corneum, s. basale, reticular layer, papillary layer

Explanation:

The epidermis layers from superficial to deep are stratum corneum (S. corneum), stratum spinosum (S. spinosum). Below the epidermis is the dermis which has papillary and reticular layers, and then the subcutaneous layer.

Answer:

S. corneum, S. spinosum, papillary layer, reticular layer, subcutaneous layer