Catalyst University
Sympathetic Structures (Gray and White Rami Communicantes) & Innervation to the Skin
In this video, we discuss the pathway for sympathetic innervation to the skin after briefly reviewing the part of the spinal nerve and rami communicantes.
Science360
See the SHELTER device in action.
Learn how the SHELTER (TM) device works and see it in action, removing a gummi bear "clot" from a model of blood vessels in the brain.
Professor Dave Explains
Aspirin (Acetylsalicylic Acid)
Now that we understand the basics regarding NSAIDs, let's dive into a few specific drugs from this class. First up, aspirin. This drug has been around for centuries, but now with a modern understanding of chemistry and biochemistry, we...
Kenhub
Anterior and lateral views of the skull
Structures seen on the anterior and lateral views of the skull.
Visual Learning Systems
Skin, Skeletal, and Muscular Systems: Bone and Cartilage
This colorful series of videos highlights the major features of the skin, skeletal, and muscular systems. Live-action footage, accompanied by three-dimensional animations, illustrate these fascinating body systems. Special attention is...
Next Animation Studio
Even nicotine-free e-cigarettes can harm blood flow, study finds
New research has found that vaping temporarily is enough to impact the body’s blood vessels.
Catalyst University
Biosignaling | Viagra (Sildenafil) Mechanism of Action
Biosignaling | Viagra (Sildenafil) Mechanism of Action
SWPictures
SURVIVAL: The Deadliest Disease
Sleeping Sickness is the deadliest disease in the world. The Democratic Republic of Congo suffers more cases than any other country. Without treatment, parasites called trypanosomes invade the victim’s brain, ravage their sleep cycle,...
Visual Learning Systems
The Structure and Composition of Bones
In this video, the teacher explains the composition and structure of bones. The video also discusses the role of muscles, blood vessels, and nerves in relation to bones, as well as the presence of marrow and spongy bone. This video is...
Professor Dave Explains
The Inflammatory Response
We touched upon the inflammatory response in the Anatomy & Physiology series, but now it's time to go much deeper. What is inflammation on the cellular level? Which cell types are involved with the response, and what are the mechanisms...
Institute of Human Anatomy
Understanding the Amazing Adaptations of the Heart During Exercise
In this video, Jonathan from the Institute of Human Anatomy discusses a type of high intensity exercise, how to do it, and how often you should incorporate it into your workout routine. He also discusses the relevant anatomy and the...
Institute of Human Anatomy
The Amazing Functions of Bones: A Deep Dive into Bone Tissue
This video explores the functions of bones beyond providing structure and support. It takes a deep dive into the inside of bones, discussing the different types of bone tissue and their roles in maintaining health and wellness. The video...
Wonderscape
Science Kids: Giraffes
In this video, the teacher discusses various aspects of giraffes, including their height, diet, sleep patterns, physical characteristics, and conservation efforts. The teacher presents information in an engaging and informative manner,...
Catalyst University
Heart Chamber Anatomy & Cardiac Chamber Blood Flow
In this video, we explore the basic anatomy of the heart's chambers, valves, and great vessels; and, we track the flow of blood through the chambers, valves, and major vessels (systemic and pulmonary circulation).
Professor Dave Explains
Decongestants: Adrenergic Receptor Agonists
Congestion is triggered by an increase in blood flow to the vasculature of the nose, due to an upper respiratory infection, allergies, or other causes. A couple different types of drugs are commonly used to reduce the blood flow and,...
Kenhub
How to examine histology slides
Overview on how to examine and explore histology slides using a light microscope.
Catalyst University
Blood Supply to the Hip & Thigh
In this video, we discuss the blood supply to the hip and thigh regions along with any relevant muscles that are supplied.
Curated Video
How the Human Eye Functions Like a Camera
Discover how light passes through the lens of our eyes and is recorded on the retina, which then sends messages to the brain for processing. There are many parts of the eye involved in this process, such as the cornea, pupil, lens, and...
Catalyst University
Complement Anaphylatoxins (C5a, C3a, C4a)
Complement Anaphylatoxins (C5a, C3a, C4a)
Catalyst University
Anatomy of the Eyeball and 3 Tunics
In this video, we explore the anatomy of the eyeball and see which components are part of which of three tunics (layers).
Catalyst University
Cryotherapy [Full Lecture] Theory, Uses, Contraindications, & Example Problem
Full Lecture | In this video, we explore the theory, use, contraindications, precautions, and specific details for the four major cryotherapy techniques. Also, 1 example problem at the end of the video.
Curated Video
The Truth About Smoking: Short and Long-Term Effects of Tobacco Use
This video provides a comprehensive overview of the historical, societal, and health implications of smoking cigarettes. It outlines the evolution of attitudes towards smoking, the addictive nature of nicotine, the harmful chemicals in...