A Swimmer Cannot Snorkel More Than a Meter Deep Because

question 47

Multiple Choice

A swimmer cannot snorkel more than a meter deep because air

• A)in the lungs cannot easily be expelled.
• B)tends to liquefy in the snorkel tube.
• C)is buoyed up leaving the swimmer breathless.
• D)at the surface will not freely enter the higher-pressure region in the compressed lungs.
• E)all of the above

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Definitions:

Dissociative Identity Disorder

A severe form of dissociation, a mental illness that involves the presence of two or more distinct and enduring personality states.

PTSD

Post-Traumatic Stress Disorder (PTSD) is a mental health condition triggered by experiencing or witnessing a terrifying event, characterized by severe anxiety, flashbacks, nightmares, and uncontrollable thoughts about the event.

Hypervigilance

An increased level of sensitivity in the senses paired with a heightened intensity of actions aimed at identifying potential threats.

Parasympathetic Nervous System

Part of the autonomic nervous system responsible for rest and digestion, counterbalancing the fight or flight response of the sympathetic nervous system.