Subarachnoid Hemorrhage and Vasospasm

To decrease the chance of brain damage due to hypoperfusion

To increase blood flow to the area and reduce ischemia

To relax smooth muscles of vessel wall and prevent vasospasm (correct)

To maintain homeostasis of fluids and electrolytes

Between 4 and 14 days after the bleed/stroke (correct)

After 21 days from the bleed/stroke

Between 1 and 3 days after the bleed/stroke

Immediately after the bleed/stroke

It slows blood flow to the area, causing ischemia (correct)

It increases blood flow to the area, leading to edema

It causes a sudden drop in blood pressure

It triggers excessive clotting in the affected vessels