skull		material inside bones that produce a lot of red blood cells
tendon		differently shaped for men and women
ball-and-socket		other leg bone
humerus		second skin layer; has hair folicles, oil, nerves, and sweat glands
mandible		pigment in the epidermis that protects the skin from sun damage and gives color
periosteum		membrane colvering the bones
tibia		collar bone
immovable		joint that slides flat on another flat spot; the spine or metacarpals
vertebrae		hip or shoulder joint
phalanges		large bone protecting the head
plane		protects many vital organs
patella		holds bones together at the joint
marrow		chew, chew, chew
pelvis		bones that make up the spine
clavicle		reduces friction at the end of the bones, also in your ears and nose
dermis		fingers and toes
epidermis		attaches muscles to bones
femur		connected to the funny bone (HaHa)
cartilage		joint that doesn't move...hence the name!
melanin		kneecap
ligament		joint that is meant to work like a door
hinge		outer layer of the skin; replaces itself constantly
fibula		largest bone in the body
ribs		shin bone