Venules Collection

Diseased alveoli in the lung. Cutaway computer artwork showing the interior of diseased alveoli (spheres) and bronchioles, (tubes) and blood vessels (red and purple) of the lungs

Lung alveoli anatomy, artwork C016 / 7680
Lung alveoli anatomy. Artwork showing the structure of the lung alveoli, where gas exchange occurs between the respiratory and circulatory systems

Diagram of capillary network running between arteriole and venule

Gastritis, light micrograph C016 / 0508
Gastritis. Light micrograph of a section through an inflamed human stomach (gastritis), showing an abnormal accumulation of white blood cells (leucocytes)

Lungs anatomy, artwork
Lungs anatomy, computer artwork. At top left is the trachea (windpipe, white), which splits into two bronchi, one for each lung (blue)

Resin cast of blood supply to kidneys C016 / 4601
Resin cast of the blood supply to a human kidney, showing the dense network of capillaries arising from divisions of a renal artery

Resin cast of blood supply to kidneys C016 / 4609
Detail of a resin cast of the blood supply to a human kidney, showing the dense network of capillaries arising from divisions of a renal artery

Resin cast of blood supply to kidneys C016 / 4603
Resin cast of the blood supply to human kidneys, showing the dense network of capillaries arising from divisions of a renal artery

Resin cast of blood supply to kidneys C016 / 4605
Detail of a resin cast of the blood supply to a human kidney, showing the dense network of capillaries arising from divisions of a renal artery

Resin cast of blood supply to kidneys C016 / 4602
Resin cast of the blood supply to a human kidney, showing the dense network of capillaries arising from divisions of a renal artery

Resin cast of blood supply to kidneys C016 / 4599
Detail of a resin cast of the blood supply to a human kidney, showing the dense network of capillaries arising from divisions of a renal artery

Lung alveolus, artwork
Lung alveolus, computer artwork. Alveoli are the site of gas exchange in the lungs of mammals, where oxygen is taken up and carbon dioxide released

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Venules: The Lifelines of our Vital Organs In the intricate world of human anatomy, venules play a crucial role in maintaining the health and functionality of our vital organs. These tiny blood vessels, as revealed by scanning electron microscopy (SEM), are responsible for ensuring proper circulation within various parts of our body. Take, for instance, the thyroid gland capillaries captured under SEM. These delicate networks supply oxygenated blood to this butterfly-shaped organ, enabling it to produce essential hormones that regulate metabolism and growth. Similarly, SEM images showcasing kidney blood vessels unveil their intricate structure. Venules here work tirelessly to filter waste products from the bloodstream while reabsorbing valuable substances like water and electrolytes. In conjunction with kidney glomeruli – another mesmerizing SEM image – these venules ensure optimal renal function. However, diseases can disrupt this harmonious system. Diseased alveoli in the lung serve as a stark reminder of how important they can in maintaining respiratory health. As depicted through light micrographs and artwork C016/7680 and C016/0508 respectively, damaged venules contribute to conditions like gastritis or compromised lung function. To better understand their significance visually, diagrams illustrate capillary networks running between arteriole and venule connections throughout our bodies. This network ensures efficient nutrient delivery while facilitating waste removal at cellular levels. Artwork depicting lung alveoli anatomy (C016/7680) further emphasizes how interconnected these structures are with venules playing an integral part in gas exchange during respiration. Resin casts provide even more insight into the complexity of venular systems within specific organs such as kidneys (C016/4601-4609). These detailed representations showcase how multiple branches intertwine to deliver oxygen-rich blood while removing metabolic waste products efficiently.