The structure that contracts to cause "goose bumps" is the:

0 votes
    dermal papilla.
    hair bulb.
    skeletal muscle.
    hair follicle.
    arrector pili muscle.
asked May 27, 2013 in Anatomy & Physiology by anonymous
    

1 Answer

0 votes
arrector pili muscle.
answered May 28, 2013 by NewSky ~Expert~ (2,450 points)



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