Final answer:
Cushing's reflex is a physiological response to increased intracranial pressure and brain injury. It involves increased blood pressure, bradycardia, and irregular respirations.
Step-by-step explanation:
Cushing's reflex is a physiological response to increased intracranial pressure and brain injury. It involves three main components: increased blood pressure, bradycardia (decreased heart rate), and irregular respirations (increased or irregular breathing).