Smooth muscle and cardiac muscle are both involuntary muscles. Specialized cardiac muscle fibers make up the pacemaker that regulates your heart rate. This pacemaker, in turn, is under the control of the autonomic nervous system, the part of the nervous system that operates below your level of consciousness.
amnesia - partial or total loss of memory; he has a total blackout for events of the evening memory loss, blackout cognitive state, state of mind - the state of a person's cognitive processes
Amnesia is most commonly associated with either brain damage through injury or degeneration of brain cells in dementia. In both cases, brain cells are lost, and due to the complex network connecting cells within the human brain, they cannot be replaced.mnesia is most commonly associated with either brain damage through injury or degeneration of brain cells in dementia. In both cases, brain cells are lost, and due to the complex network connecting cells within the human brain, they cannot be replaced.