This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
The cause of systemic secondary insult to injured brain include all of the following except : 
Select and explain. 
A. Hypercapnia, B. Hypoxaemia, C. Hypotension, D. Hypothermia
D: Hypothermia
Answer: D: Hypothermia 
Explanation: Answer is D (Hypothermia): Hypothermia is known to have neuro protective effects and may even he used as a modality of management of refractory elevated intracranial pressure. Secondary Inside to Injured Brain : Secondary lschaemia HypotensionQ Hypox lacQ Hypehermia (Fever)Q HyperglycemiaQ HypercapniaQ