1. The heart muscle cells need plenty of oxygen and nutrients so it needs its own blood supply.
2. The heart needs to have a blood supply to get ride of wastes.
Hope that helps. -UF aka Nadia
Your answer is Uplifted! Hope this helps!
Jane is a researcher who studies
the individual and collective aging processes in humans. Jane works in the
field of gerontology. Gerontology is the extensive study of aging processes in
humans as they age. Under gerontology, the physical, mental, and social changes
in older people is studied as they grow.