Astrobiologist Richard Hoover really goes to extremes to find living things that thrive where life would seem to be impossible - from the glaciers of the Alaskan Arctic to the ice sheets of Antarctica. These so-called, "extremophiles"...

The vascular system of a leaf provides its structure and delivers its nutrients. When you light up that vascular structure with some fluorescent dye and view it using time lapse photography, details begin to emerge that reveal nature's...

From the section: CPUs. In this section, we explore features about CPU. Liquid cooling isn’t just for enthusiasts. It is quieter and much more efficient than traditional air cooling. Today’s liquid cooling solutions are easy to use and...

In this video, we explore the basics of deep vein thromboses [DVTs] and pulmonary embolisms [PEs].

Vane pumps are positively-displaced pumps with two or more vanes attached to the rotor to move the liquid through the pump. Vanes are either sliding or flexible. In this simple course by CTE Skills Training, you will become...

William Harvey explains how he discovered circulation; how blood flowed around the body.

This video explains the network of pipes in the human body, known as blood vessels. It describes the different types of vessels, including arteries, veins, and capillaries, and their functions in carrying oxygen-rich blood away from the...

One in every 50 people over the age of 80 will develop venous leg ulcers. Venous leg ulcers occur when the valves in veins become damaged, causing blood to flow back up into the vein. Affected veins become engorged with blood and...

In this video, I discuss the anatomy and physiology of lymphatic capillaries and lymphatic vessels.

In this video tutorial, the teacher demonstrates how to easily create a lifelike leaf painting. The step-by-step instructions guide viewers through the process of drawing and painting the veins, segments, and highlights of the leaf,...

Here, I explain the workings of hepatic portal circulation? What vessels/organs are involved? What is its purpose?

Scientists in Germany recently conducted a study which shows that wearing a tie could actually be bad for you health.

Sitting for long periods can cause blood clots due to impeded flow of blood. Sitting without moving much can cause the blood to clot according to the effects of gravity. This doesn’t happen during sleep since we do move our bodies during...

In this video, the teacher demonstrates how to create a realistic and vibrant monster leaf painting on canvas. They guide viewers through the process of sketching, coloring, and adding details to bring the leaf to life. The final result...

Part II of The Scientific Revolution explores the latter half of this movement and the gradual acceptance of scientific truth. This fascinating period of history chronicles European society's emergence from church domination that...

This human body video lesson is all about our bones and how they support us. Students will love this engaging and interactive video.This video serves as a great introduction or review video for your learners.

In this video, we explore the following:<br/>
[1] the boundaries of the ax<br/>illary vein
[2] the superficial veins: ceph<br/>alic and basilic veins
[3] other minor tributaries of the axillary vein

Factor V Leiden | Causes, Pathophysiology, Symptoms, Diagnosis, Treatment Factor V Leiden (also known as Activated Protein C Resistance) is a relatively common inherited hematologic condition involving increased risk of thromboses. Thus,...

Histological appearance of normal lung tissue and its components.

In this video, we cover the parts and purpose of pulmonary circulation as it relates to the respiratory system.<br/>

This video tutorial covers in more detail specifics about the intercostal van.

This video is an educational lesson about the circulatory system. The teacher explains how the circulatory system works, including the functions and parts involved. The video covers topics such as the role of the heart, blood vessels,...

CT and MRI imaging of normal anatomy at the level of the first cervical vertebra.

This video discusses the important functions of testosterone, including its role in promoting the development of masculine characteristics, bone growth, muscle mass, and red blood cell production. It also explores where testosterone is...