A patient presenting to the operating room for coronary artery bypass graft (CABG) surgery. Prior to incision, the patient's blood pressure drops to 80/50 mmHg and their pulse is 50 beats per minute. What is likely happening?
1) The patient is experiencing hypotension and bradycardia.
2) The patient is experiencing hypertension and tachycardia.
3) The patient is experiencing normal blood pressure and heart rate.
4) The patient is experiencing hypotension and tachycardia.