System: Nervous System

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 what cardiac output is and how it reflects the heart’s efficiency in pumping blood throughout the body. This video explains the factors that influence cardiac output—heart rate and stroke…

Get introduced to the spinal cord and its essential role in transmitting signals between the brain and the rest of the body. This video covers spinal cord anatomy, segmental organization,…

Kidney stones explained: causes, symptoms, diagnosis, and practical treatments to relieve pain and prevent recurrence. This video covers kidney stones (nephrolithiasis/urolythiasis), why they form, who’s at risk, and the most…

Explore the structure and function of neurons, the fundamental units of the nervous system responsible for transmitting electrical and chemical signals. This video explains key parts of the neuron—such as…

Learn about the major divisions of the nervous system, including the central and peripheral components, and how they coordinate body functions. This video explains the roles of the somatic and…

Explore the physiology of vomiting, including the role of the vomiting center, chemoreceptor trigger zone, and involved neural pathways. This video explains how sensory inputs, toxins, and gastrointestinal signals coordinate…

Learn how nociceptors detect and transmit pain signals in response to harmful stimuli, serving as the body’s primary sensors for injury. This video introduces the types of nociceptors, their pathways,…

Understand how local anaesthetics work to block nerve conduction by targeting sodium channels and preventing action potential generation. This video covers their mechanisms, types, clinical uses, and factors affecting onset…

Explore the structure and function of the cerebellum, focusing on its role in coordinating movement, balance, and motor learning. This video breaks down its anatomy, neural pathways, and clinical relevance…