Cardiac Muscle Collection

Mitochondrion, TEM
Mitochondrion. Coloured transmission electron micrograph (TEM) of mitochondria (green/blue) in heart muscle. Mitochondria are organelles found in the cytoplasm of eukaryotic cells

Cross section of human heart and, bottom left, coronary system with aorta, coronary arteries, coronary vein and blood vessels

Mitochondria, TEM
Mitochondria. Coloured transmission electron micrograph (TEM) of mitochondria (red) in heart muscle. Mitochondria are organelles found in the cytoplasm of eukaryotic cells

Structure of a human heart, artwork
Structure of a human heart. Computer artwork of a heart with the right ventricle (second chamber) removed, showing the inside of the left atrium (first chamber)

Illustration showing cross section of human heart
Medicine - Human anatomy: the structure of the heart. Drawing

Posterior view of human heart on photo of blood pressure cuff

Detail of cardiac muscle with blood pressure meter

Illustration showing parts of human circulatory system
Medicine: circulatory system, heart

Human heart, historical anatomical model
Human heart. 1950s model showing the anatomy of the human heart

Heart and lungs, artwork
Heart and lungs. Computer artwork of the heart and bronchial trees of the lungs seen from below. At upper right is the trachea (windpipe), which splits into two bronchi, one for each lung

Light micrograph of cardiac muscle & fatty disease

Coloured SEM of healthy heart muscle fibres
Heart muscle. Coloured scanning electron micrograph (SEM) of healthy heart (cardiac) muscle fibres (green). Mitochondria (red) supply the muscle cells with energy

Light micrograph of normal heart (cardiac) muscle
Heart muscle. Light micrograph of healthy heart (cardiac) muscle, seen in longitudinal section. Bundles of muscle fibres are stained red, running diagonally from upper right to lower left

False-colour TEM of striated cardiac muscle
False-colour transmission electron micrograph of a longitudinal section through striated cardiac muscle. Cardiac muscle, unlike skeletal muscle, is composed of seperate cellular elements

Heart muscle cell, SEM
Heart muscle cell. Coloured scanning electron micrograph (SEM) of a heart muscle cell (cardiac myocyte). Cardiac muscle is a specialised type of striated muscle found in the heart

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"Unveiling the Powerhouse: Exploring the Intricacies of Cardiac Muscle" Witness the remarkable might of cardiac muscle, a true marvel within our bodies. As we delve into its secrets, prepare to be captivated by its extraordinary features and vital role in sustaining life. Intricate and dynamic, cardiac muscle is adorned with mitochondria – tiny powerhouses that fuel its constant activity. Through high-resolution TEM images, we gain a glimpse into this cellular wonderland where energy production takes place, ensuring uninterrupted functionality. A cross-section of the human heart reveals an awe-inspiring sight; nestled within lies the intricate coronary system. The aorta stands tall as it branches out into coronary arteries, delivering oxygen-rich blood to nourish every inch of this magnificent organ. Witnessing the delicate dance between these vessels and their companion coronary vein showcases nature's meticulous design. Examining another TEM image highlights yet again the significance of mitochondria in maintaining cardiac muscle's ceaseless rhythm. These microscopic structures work tirelessly to generate ATP – essential for contraction and relaxation cycles that propel blood throughout our bodies. Artistic renderings offer us an intimate view from different angles; a posterior perspective showcasing how our hearts interact with external devices like blood pressure cuffs. A closer look at cardiac muscle alongside a blood pressure meter reminds us of its crucial role in regulating circulation and maintaining optimal health. Illustrations depicting cross-sections unveil further intricacies hidden beneath our skin - layers upon layers working harmoniously to ensure efficient pumping action. Meanwhile, exploring parts of the circulatory system emphasizes how interconnected each element is within this complex network. Stepping back in time, historical anatomical models reveal humanity's fascination with understanding this enigmatic organ across centuries. These timeless representations pay homage to those who paved the way for modern knowledge about cardiac function. Finally, through captivating artwork capturing both beauty and fragility simultaneously, we are reminded that while scientific exploration may unravel many mysteries surrounding cardiac muscle, its true essence remains an awe-inspiring enigma.