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Více informací o knize Heart's Rhythm: Electrical to Mechanical

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Heart's Rhythm: Electrical to Mechanical MaestroThe rhythmic thump of your heart, a constant presence from your very first breath, is a captivating testament to the body's intricate workings. But what orchestrates this seemingly effortless pulse? The answer lies in a captivating dance between electrical impulses and muscular contractions, a dazzling display of how electrical signals translate into the mechanical marvel of a beating heart.At the helm of this electrical ballet stands the sinoatrial node (SA node), a tiny cluster of specialized cells nestled within the right atrium of the heart. Often referred to as the body's natural pacemaker, the SA node acts as the conductor, generating electrical impulses rhythmically and independently. These impulses, like ripples on a pond, spread outwards, triggering a wave of depolarization across the atria, the heart's upper chambers.Depolarization signifies a critical shift in the electrical charge across the cell membrane of these atrial muscle cells. This influx of ions flips the polarity, causing the previously relaxed muscle cells to contract. As a result, the atria squeeze, efficiently propelling blood into the ventricles below, the heart's powerful pumping chambers.

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Zařazení knihy Knihy v angličtině Medicine Medical study & revision guides & reference material Medical charts, colour atlases

• Plný název: Heart's Rhythm: Electrical to Mechanical
• Podnázev: DE
• Autor: Jonny
• Jazyk: Angličtina
• Vazba: Brožovaná
• Počet stran: 86
• EAN: 9783384222107
• ID: 45923849
• Nakladatelství: tredition
• Hmotnost: 159 g
• Rozměry: 234 × 155 mm
• Datum vydání: 08. May 2024

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