body fluid collection method Schirmer test 2020-10-13T13:17:04Z MMO:0000741 Schirmer's test This test is used to determine if the subject's tear glands produce enough tears to keep the eyes moist. It involves the placement of one end of a calibrated filter strip inside the lower eyelid to collect and measure tear production. basal secretion test dry eye test measurement_method_ontology slaulede tear test tearing test