Mindblown: a blog about philosophy.

Bonds that cross-link the polypeptide chains together and are responsible for the extreme strength and elasticity of human hair.  

When hair contracts or lifts through the action of moisture loss or drying.  

Chief motor nerve of the face. Its divisions and their branches supply and control all the muscles of facial expression.  

Muscle of the chest that assists in breathing and in raising the arm.  

Fibers of the sensory nerves that react to heat, cold, touch, pressure, and pain. Sensory receptors that send messages to the brain.  

No-lift, deposit-only, non-oxidation hair color that is not mixed with peroxide and is formulated to last through several shampoos.  

Wigs constructed with a combination of synthetic hair and hand-tied human hair.  

To divide the hair by parting into uniform working areas for control. The action of slicing or dividing; a sliced surface.  

Fibers of the secretory nerve that are distributed to the sudoriferous glands and sebaceous glands. Secretory nerves, which are part of the autonomic nervous system (ANS), regulate the excretion of perspiration from the sweat glands and control the flow of sebum to the surface of the skin.  

Characterized by piles of material on the skin surface, such as a crust or scab, or depressions in the skin surface, such as an ulcer.