Archives: Videos

Learn about the life cycle of red blood cells, from their production in the bone marrow to their removal by the spleen. This video explains the stages of erythropoiesis, the…

Learn about the Ebola virus, its structure, modes of transmission, and how it causes severe hemorrhagic fever in humans. This video explains the virus’s life cycle, pathogenesis, and key strategies…

Discover how red blood cells and hemoglobin carry life-sustaining oxygen throughout the body—how they’re made, structured, and what can go wrong. Red blood cells (erythrocytes) are produced by bone marrow…

Explore how breathing is regulated by the respiratory centers in the brainstem, responding to changes in carbon dioxide, oxygen, and pH levels. This video explains the roles of central and…

Learn how gas exchange occurs in the lungs, where oxygen is absorbed into the blood and carbon dioxide is released. This video explains the roles of alveoli, partial pressure gradients,…

Explore iron physiology, including its absorption, transport, storage, and role in vital processes like oxygen transport and cellular respiration. This video explains how the body regulates iron levels and the…

Explore the mechanism of breathing, including how pressure changes in the thoracic cavity drive air movement during inspiration and expiration. This video explains the roles of the diaphragm, intercostal muscles,…

Learn how blood is separated into its key components—white blood cells, platelets, and clotting factors—through the process of fractionation. This video explains the functions of each component and their roles…

Learn about the possible fates of a cell, including division, senescence, and programmed cell death, and how these processes maintain tissue health and homeostasis. This video explains the signals and…

Master the hormonal regulation of the female reproductive cycle with a clear, visual walkthrough of FSH, LH, estrogen, progesterone, inhibin, and the hypothalamic-pituitary-ovarian axis. This video explains the menstrual cycle’s…