Pulse Oximetry episode 2

This Video is about the clinical implications of Pulse oximetry.
it answers the following questions:
what are the applications of a pulse oximete?
how a pulse oximeter reading are interpreted?
what information can a pulse oximeter give us?
what are the sources of error in pulse oximetry?
what if my pulse oximeter does not work properly?
how to troubleshoot the pulse oximeter problems?
does pulse oximeter tell the accurate SaO2?
when there are false readings on a pulse oximeter and why?
what is Methemoglobinemia?
how doesmetHb affect thepulse oximeter readings?
what is carboxyhemoglobenemia and how does it affect the reading of pulse oximetry!