USN Inside Tender Practice Test 2025 – 400 Free Practice Questions to Pass the Exam

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What is one potential outcome of breath holding in a hypoxic situation?

Improved oxygen intake

Increased heart rate

Loss of consciousness

In a hypoxic situation, where there is a deficiency in the amount of oxygen that reaches the tissues, breath holding can lead to a significant risk of loss of consciousness. When oxygen levels drop, the body struggles to maintain essential functions, and the brain, which is highly sensitive to oxygen deprivation, may not receive enough oxygen to operate effectively. This can result in fainting or passing out as the body's protective mechanism.

The brain relies on a continuous supply of oxygen, and when faced with decreased levels, it can lead to impaired cognitive function, disorientation, and ultimately, loss of consciousness. This outcome emphasizes the critical importance of oxygen for maintaining consciousness and functionality in the body.

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