This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Shock, Subject name: Surgery
[{'content': 'Sudden severe hemorrhage in a normal person causes all except: \nSelect and explain. \nA. Reticulocytosis, B. Low red cell mass, C. Low MCV, D. Thrombocytosis', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Acute post haemorrhagic anaemia Condition in which a person quickly loses a large volume of circulating hemoglobin. Acute blood loss is usually associated with an incident of trauma or a severe injury resulting in a large loss of blood. It can also occur during or after a surgical procedure Plasma volume and red cell mass are reduced in propoional amounts Platelet count increases Neutrophilic leukocytosis Anaemia following acute haemorrhage Reticulocytosis Polychromasia Macrocytosis Transient increase in MCV', 'role': 'assistant'}]