ABO Blood Groups Discovery Timeline
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Questions and Answers

In which of the following situations would it be considered safe to transfuse O-negative blood without knowing the recipient's blood type?

  • For a routine blood transfusion
  • During an obstetric hemorrhage (correct)
  • Before establishing the blood type of a trauma patient
  • After an elective surgery

When is it generally safe to transfuse O-negative blood to a patient?

  • In a non-life-threatening medical procedure
  • During a ruptured aortic aneurysm emergency (correct)
  • During a scheduled surgery
  • When the patient's blood type is known

Under which emergency condition would O-negative blood transfusion be contraindicated?

  • Ruptured aortic aneurysm with established blood type
  • Scheduled elective surgery (correct)
  • Obstetric hemorrhage without time constraints
  • Trauma with unknown blood type

What is the primary consideration when deciding to transfuse O-negative blood in emergencies?

<p>Urgency of the situation (C)</p> Signup and view all the answers

In what scenario can O-negative blood transfusion be avoided to ensure compatibility?

<p>When a patient's blood type is quickly determined (C)</p> Signup and view all the answers

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