Search results for “lymph vessels and lymph nodes”

Blood Vessels Help Tumors Grow

This video segment adapted from NOVA, features cancer researcher Dr. Judah Folkman and describes his approach to proving a new idea he had about how tumors grow inside the body. His idea focuses on angiogenesis, the formation of new blood vessels. Dr. Folkman designed experiments to test his central

Nerve impulses in the heart

In a healthy heart, nerve impulses originate solely within the heart itself. The wall of the right atrium contains special cells for this purpose. Specifically, in the sinus node, the natural pacemaker of the heart. Authors: ZDF/3sat/nano/Südkino F i l m p r o d u k t i o n GmbH/Berndt Welz/Hannah

Aesthetic Experiences in the Brain Network

For more Science Videos: https://lt.org/ * Aesthetic experiences make a vital contribution to our lives. In this video, focusing on responses to artwork, architecture and natural landscapes, EDWARD VESSEL explores how aesthetic experiences function in the brain. * Employing functional Magnetic Reso

WHAT HAPPENS WHEN WE GET SICK?

Whether you caught the common cold or came down with something much worse, have you ever wondered what is actually going on inside your body? Click here to see more videos: https://alugha.com/LifeNoggin The science of depression: https://bit.ly/2zTZmNm Life Noggin is a weekly animated educational

What Causes Nosebleeds?

If you’ve never had a nosebleed before, the first one can be terrifying but why his blood actually pouring out of your face? Follow Us! https://twitter.com/LifeNoggin https://facebook.com/LifeNoggin Click here to see more videos: https://alugha.com/LifeNoggin What If All Cats Died Right Now?: ht

THE SCIENCE OF ANGER

Even though you may know what the external cause of your anger is, what’s actually going on in your body? Let’s find out. Click here to see more videos: https://alugha.com/producer/ab74e560-21e6-11e8-9e5c-976417fdd1d9 Life Noggin is a weekly animated educational series. Whether it's science, pop c

Regenerative phase of an inflammation

In the regenerative phase, inflammation-resolving messenger substances are released. Macrophages of type M2 dispose of cell and tissue debris. At the same time, other immune cells begin the first repair measures. Author: 3sat/nano/DOCUVISTA Filmproduktion/Marilena Schulte,Maike Wurtscheid/Jörg Beck

This is how a heart attack happens

The origin may be coronary heart disease. In this case, circulatory disorders occur due to calcium deposits in the coronary vessels. In the worst case, this "arteriosclerosis" can lead to a heart attack. Author: ZDF/3sat/nano/Südkino F i l m p r o d u c t i o n GmbH/Berndt Welz/Hannah Dewies/Tim Sp