Answer:
sympathetic nervous system
Explanation:
Sympathetic nervous system -
It is also known as the involuntary nervous system .
The sympathetic nervous system is responsible to direct the involuntary action of the body in any stressful and dangerous situation .
The process like ,
The unconscious alteration of the blood pressure , heart rate , sweating , digestion etc. , all falls under the sympathetic nervous system .
Hence , from the given scenario of the question ,
The correct answer is sympathetic nervous system .