Have you ever wondered how to paralyze a fish? The cone snail produces venom that works, but what happens at a molecular level? A calcium channel blocker prevents muscle movement, enabling the slow-moving snail to catch faster, larger...

Prialt, a prescription pain medicine, is used to treat severe and chronic pain in humans, but is extremely toxic to fish. To understand how Prialt works, class members watch a short animated video that models how calcium channels that...

What makes the elite athletes elite? Young scholars watch a thorough video lesson that describes the science of muscle movement. The narrator explores the physical requirements of different sports.

Neuroscientists and biologists study how we process our senses and the impact our receptors have on our food choices. The video, part of a food science series from PBS, highlights the nerves used in eating including the taste and...

The sympathetic nervous system is what puts a person into fight or flight mode in scary situations. The 13th video in a series of 47  covers the autonomic nervous system, specifically how the sympathetic and parasympathetic systems...

The parasympathetic nervous system, the system responsible for calming the body down and maintaining homeostasis during non-crisis times, is the focus of a video that explores how the similarities and differences between the...

The brain does not feel pain, which is why surgeons can perform brain surgery without anesthesia or while the patient is awake. Pupils see how the peripheral nervous system allows humans to feel pain. The narrator explores the afferent...

Do you know what doesn't stink? This resource! The video explains how people can smell, when they start smelling, and the changing idea of how many different smells individuals can identify. It introduces the concept of olfactory...

What do you call a brain without one billion neurons? A no-brainer! The narrator of a video about the brain and the differences between the central and peripheral nervous systems walks viewers through both systems, explaining how they...

While dogs may not be able to see quite as well as humans, they definitely have us beat when it comes to their sense of smell. Prepare to be amazed as this short video investigates the incredibly sensitive noses of man's best friend.

A British speaker lectures on the parts of the nervous system. He writes the names on large paper as well so that viewers can follow along. He draws a neuron, explaining all its parts. The video cuts off after the nodes of Ranvier are...

This lesson will identify and define the parts of a neuron. .

This brief movie from KidsHealth outlines the nervous system, the brain, and how the nervous system works. Fun to watch to get basic information.

Hank begins a series of videos on organ systems with a look at the nervous system and all of the things that it is responsible for in the body. [12:04]

A narrated presentation introducing the nerve cell, and its role in sending and receiving messages in a reflex action. [4:39]