Another name used for pulse oximeter?

Approximately what percentage of americans are affected by schizophrenia

What economic effects might result from the depletion of groundwater supplies from the ogallala aquifer? need to know asap

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