Match the blood vessels to their functions. superior vena cava aorta pulmonary vein inferior vena cava brings in blood from organs below the thoracic region arrowRight supplies blood to all body parts arrowRight brings in blood from the organs above the thoracic region arrowRight carries oxygenated blood from the lungs to the heart arrowRight

Melanocytes and keratinocytes work together in protecting the skin from uv damage when keratinocytes a. provide the melanocyte with a protective shield against abrasion b. maintain the appropriate temperature so the product of the melanocyte will not denature c. maintain the appropriate ph in order for the melanocyte to synthesize melanin granules d. accumulate the melanin granules on their superficial portion, forming a uv-blocking pigment layer