If blood cannot reach heart muscle cells, they can become damaged and die. What might happen to a person if some of his heart muscle cells
die? 4 structures would be affected, 1 would not. Which of these would
NOT happen?

Which part of the neuron below is indicated by the arrow, and what is its function? hormones send chemical signals throughout the body to regulate other body processes. hormones are chemical signals that are sent throughout the body to regulate other body processes. hormones send electrical signals throughout the body to regulate other body processes. hormones are electrical signals that are sent throughout the body to regulate other body processes.