the structure of the hair. sebaceous gland. introduction of demodex mite. demodecosis. infographics.

acne allergies anatomy ancient art arthropod artwork biology brevis damage demodex dermal dermic disease engraved engraving epidermic epidermis etching eyelash follicies folliculorum gland hair human illustration infected infestation inflammation insect introduction isolated leather mammal mange medical medicine mite old parasite parasitic picture root science sebaceous skin structure subcutaneous vector veterinary