An invasive procedure in which a radiopaque dye is injected into the blood vessels of the neck and brain to detect blood vessels that are partially or completely blocked, aneurysms, or AV malformations is a

CEREBRAL ARTERIOGRAPHY or CEREBRAL ANGIOGRAPHY.

Explanation:

Presumably, this help doctors determine abnormalities in images of blood vessels in the head and neck regions. Cerebral angiography uses a catheter, x-ray imaging guidance and an injection of contrast material to examine blood vessels.

earthquakes in florida are rare because the state is not located near any tectonic plates. in fact, florida is tied for first place as having the fewest earthquakes of any state. much of florida is limestone and seafloor materials that is not conducive to earthquakes.

explanation: