Answer: The answer is hypothalamus
Explanation:
Coma represent a state of deep sleep difficult to wake from. Now, as a result of hypothalamus being the control centre for autonomic nervous system and many involuntary actions such as
- sleep
- feeling of pain, pleasure and anger
- and also plays vital role in homeostasis
Significant damage to the hypothalamus would GREATLY prolong sleep rhythms and inhibit sensory response to stimuli of touch, thus, making victim unable to be waken up