Search results for “Heart (Anatomical Structure)”

What function do heart valves have

The healthy heart has two atria and two ventricles. The atria collect the blood. The larger heart chambers, the ventricles, suck up the blood and then return it to the cardiopulmonary circulation. Author: ZDF/3sat/nano/Südkino Filmproduktion GmbH/Berndt Welz/Hannah Dewies/Tim Sprado/Jochen Schmidt

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

Anatomy of the heart

The human heart weighs around 350 grams. It beats about 70 times per minute and mostly consists of muscle tissue. The cardiac septum is positioned between the two halves of the heart. Author: 3sat/nano/Bluemoon Media/Volker Wasmut,Patrick Zeilhofer/Tobias Adams/Jochen Schmidt Translation and dubbi

The function of the heart

The heart is the engine of the blood circulation. It supplies every cell in our body with oxygen and nutrients and removes end products of metabolism. The heart pumps approximately 8,000 to 10,000 liters of blood through the body per day. Author: ZDF/3sat/nano/Südkino F i l m p r o d u c t i o n Gm

10 Structure of fats

The structure of the fat molecules is discussed. The same applies to the most important fatty acid molecules. Original: "Wolfgang Dukorn" Original: German. All translations in this video have been done by the alugha AI.

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