<span>X-ray imaging of the arterial blood vessels in the brain after injection of contrast material is Cerebral Angiography.
During this imaging, the contrast material is injected into femoral artery that is present in the thigh and then x-ray motion pictures are taken, these images are taken to detect the presence of vascular disease in the brain.</span>
Answer:
Water absorbs heat by breaking hydrogen bonds.
Explanation:
Specific heat is the amount of heat that must be absorbed or lost for 1 gram of that substance to change its temperature by 1 degree. As someone works out, their body releases sweat to keep their body from overheating. Specific heat it mentions that hydrogen bonds between water molecules require heat to form and break, which is what happens when we sweat.
Answer:
I think it might be A. I'm not sure.
