Single Answer MCQ
Q-00002121
How does the human body respond to a sudden loud noise? Explain the process.
1
Increased heart rate and sweating
2
Dilation of pupils and increased alertness
3
Muscle contraction and adrenaline release
4
All of the above
Answer and Solution
Answer
D. All of the above
Solution:
When exposed to a sudden loud noise, the human body responds by triggering various physiological responses such as increased heart rate, sweating, dilation of pupils, increased alertness, muscle contraction, and release of adrenaline. These responses prepare the body to react to potential danger or threat. Therefore, the correct answer is 'All of the above'.
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