| 词汇 | example_english_hyperventilation |
| 释义 | Examples of hyperventilationThese examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. Breathlessness from hyperventilation may respond to simple reassurance. Maternal hyperventilation helps preserve arterial oxygenation during high-altitude pregnancy. In all patients, postoperative treatment included 24 hrs controlled hyperventilation and administration of vasodilative drugs and/or prostacyclin. Infivecases with moderate or severe sequels, there was considerable hyperventilation at maximal work, with a ventilatory quotient of above 50. Non-syncopal causes include metabolic disorders (hypoglycaemia, hypoxia, and hyperventilation with hypocapnia), epilepsy, and vertebrobasilar ischaemia associated with specific neurological deficits. Resulting extreme anxiety may have led to hyperventilation and altered states of consciousness, including fainting. This indicates an excessive washout of carbon dioxide and reflects the relative hyperventilation, which is also revealed in the increased respiratory rate. The interviewing physician queried specifically for the presence of fainting, dizziness and hyperventilation during the attacks. Moreover, they noted that in patients with a total cavopulmonary connection this relative hyperventilation is more marked. Comparable to our data, a relative hyperventilation is observed compared to normal controls. On day 3 after stopping paroxetine, he was quite calm but had a short episode of hyperventilation. Twenty-nine cases (43 %) reported hyperventilation. Moreover, it is to be noted that the relative hyperventilation is also present in patients with an atriopulmonary connection, which indicates that the explanation they provide is certainly a simplification. The relative hyperventilation is a respiratory compensation for the metabolic acidosis, a decrease in bicarbonate resulting in an excess of carbon dioxide elimination due to an increased respiratory drive. Another key topic for further exploration is the possibility that reported symptoms of autonomic arousal in elderly people may be associated with hyperventilation, which can adversely affect balance control. Survivors of shallow water blackouts often report using hyperventilation as a technique to increase the time they can spend underwater. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Hyperventilation can also be brought about voluntarily, by taking many deep breaths in rapid succession. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Damage to these air sacs, and tissue makes breathing very difficult, causing shortness in breath, hyperventilation, and raised chest. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These procedures include hyperventilation, photic stimulation (with a strobe light), eye closure, mental activity, sleep and sleep deprivation. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Excessive hypocapnia is readily identifiable as it causes dizziness and tingling of the fingers; refer to hyperventilation for details. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. They found that entoptic phenomena can occur through rhythmic dancing, music, sensory deprivation, hyperventilation, prolonged and intense concentration and migraines. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The presence of hyperventilation during sleep excludes any possible emotional or psychogenic causes for the sustained hyperventilation. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Other causes are: low blood sugar, hyperventilation, panic attacks, and anemia. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Blood leaving the lungs is normally fully saturated with oxygen, so hyperventilation of normal air can not increase the amount of oxygen available. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. On wakefulness, this constitutes an error signal which provokes hyperventilation until the wakefulness set point is reached. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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