the investigations were directed to determining whether dehydration was accompanied by : a ) a shortened red blood cell survival , b ) altered sensitivity of the erythropoietin ( ep ) -producing mechanism , c ) a shortened red blood cell transit time , d ) changes in the ep serum half-life , e ) changes in hemoglobin p50 , and f ) reduced renal blood flow .
C0014792
red blood cell
C0019046
hemoglobin