The _______ Is the Body's Tough, Outer Protective Covering

Q27: New epidermal cells are pushed to the

Q28: _ excrete excess water and some wastes

Q29: Tiny bundles of _ muscles contract in

Q30: The inner layer of the skin is

Q31: Together with its glands, hair, and nails,

Q33: The part of the hair above the

Q34: The patterns of ridges and grooves visible

Q35: _ is largely responsible for the mechanical

Q36: Blood vessels and nerves are generally absent

Q37: Fill in the correct labels for the