Labels:book | hearing aid | neck brace | person | seat | sky | tree OCR: HAIR SCALP AND SKULL THE your SKULL head in is the bony upper box part of that your m uscular facial layer expressions. contracts to Grow form ing protects your brain, eyes, nose, and from the skin on the top of our ears. The skull is covered by a layer scalp. thick mass hair. Hair of skin, known as the scalp under growth begins in pits in the scalp which lies a layer of muscle. This known as hair follicles. Hair shaft Scalp muscles Contract to raise the eyebrows and wrinkle the forehead Bone Skin Skull Eyebrow laver ring iies