Answers
1) Non compensated Hypovolumic shock by evidence of
a) Low blood pressure
b) Tachycardia.
2) Physiological response towards Hypovolumic shock (click for a better image)
3) Principles of management
a) Oxygen because decrease in hemoglobin cause ineffective oxygenation.
b) Stop the bleeding
c) Fluid resuscitation (crystalloid, colloid and pack cell)