The patient with migraines undergoes an MRI and is found to have a cerebral aneurysm in the Circle of Willis. The nurse is vigilant for which symptoms that would indicate the patient is experiencing a life-threatening complication of the cerebral aneurysm? Select all that apply.

The 20-year-old healthy soccer player is brought to the emergency department after collapsing at the end of a summer soccer game. The patient is lethargic and confused about the event. Upon assessment, the nurse notes flushed, dry skin that is warm to the touch. The oral mucosa is dry, as well. Vitals are as follows: temperature 40.7°C, heart rate 122 bpm, respiratory rate 20, and blood pressure 116/64 mmHg. Which lab studies does the nurse obtain? Select all that apply.  

The nurse ensures which laboratory study is collected regularly to monitor the effectiveness and safety of the patient's continuous unfractionated heparin infusion?