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Cardiopulmonary Anatomy & Physiolo...

7th Edition
Des Jardins + 1 other
ISBN: 9781337794909

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Chapter
Section
BuyFindarrow_forward

Cardiopulmonary Anatomy & Physiolo...

7th Edition
Des Jardins + 1 other
ISBN: 9781337794909
Textbook Problem

Hyperventilation prior True________ False ________

to a breath-hold dive

can be dangerous.

Summary Introduction

To review:

Whether the following statement, “Hyper-ventilation prior to a breath-hold dive can be dangerous,” is true or false.

Introduction:

Hyperventilation refers to excessive breathing. The major symptoms of hyperventilation include dizziness, suffocation, anxiety, numbness in fingers and toes, fatigue, and pain in chest. It may lead to blurred vision and a feeling of unconsciousness. The situation of hyperventilation is combated by taking deep breaths and relaxing.

Explanation

This is an abnormal phenomenon where the rate of breathing increases with the depth for a period longer than normal. Breathing too fast and deeply results in the depletion of carbon dioxide gas from the blood and lungs, which causes chemical changes in the gaseous composition of oxygen and carbon dioxide in the blood.

Controlled hyperventilation is a phenomenon that helps divers to increase the time to remain underwater...

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