Learn about the sarcomere structure and the roles of myosin and actin in skeletal muscle contraction in this educational myology video. Understand the sliding filament mechanism and key molecular…

Explore the process of skeletal muscle contraction, from action potential initiation to cross-bridge cycling between actin and myosin. This educational video covers the role of calcium,…

Explore the detailed structure of skeletal muscle, including muscle fibers, myofibrils, sarcomeres, and associated connective tissue layers. This educational video explains how skeletal muscle anatomy…

Get an introduction to myology with a focus on the three muscle types: skeletal, cardiac, and smooth muscle—their structure, function, and control mechanisms. This educational video lays the foundation for…

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 for…

Learn how Giardia lamblia causes giardiasis, a common intestinal infection transmitted through contaminated water or food. This video explains the parasite’s life cycle, pathogenesis, clinical symptoms, and key…

Discover how Entamoeba histolytica causes amoebic dysentery, including its transmission, life cycle, and tissue invasion mechanisms. This video explains the clinical presentation, pathogenesis, and key…

Learn about malaria and the Plasmodium species responsible for infection, including their life cycle, transmission, and impact on red blood cells. This video explains the key stages in the human host and…

Learn about Enterobius vermicularis, the pinworm responsible for one of the most common parasitic infections, especially in children. This video explains its life cycle, mode of transmission, symptoms,…

Explore the adaptive immune system and how it provides specific, long-lasting protection through the actions of B cells and T cells. This video explains how the body recognizes antigens, generates memory,…