A 0.5 litre blood loss in 30 minutes will lead to
B i.e. Slight increase in H.R, normal BPBlood loss of upto 20% of blood volume are normally tolerated by redistribution of blood flow, mediated by vasospasmQ.500m1 blood accounts for about 10% of total blood volume (5 litres)Blood loss<15%15-30%Q30-40%>40%BPNo changeNo changeReducedMarkedly reducedHea rateSlight Increase100-120 (slight)>120, weak>120, threadyRespiratory rateNormalIncreased>2020-30
Increase in HR, decrease in BP
Slight increase in HR, normal BP
Decrease in HR and BP
Prominent increase in HR