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: Physiology
Increase in intracranial pressure is NOT associated with: 
Select and explain. 
A. Deterioration of consciousness, B. Tachycardia, C. Respiratory depression, D. Increase in BP
B: Tachycardia
Answer: B: Tachycardia 
Explanation: B i.e. Tachycardia When intracranial pressure is elevated to More than 33 mmHg over a sho period, cerebral blood is significantly reduced l/t deterioration of consciousness. The resultant ischemia stimulates the vasomotor area & systemic blood pressure rises.0 Stimulation of yoga! outflow produces bradycardia & respiration is slowedQ. The blood pressure rise helps to maintain the cerebral blood flow. (Cushing reflex)Q