The video discusses why human blood is red in color, explaining the role of hemoglobin and the high ratio of red blood cells to white blood cells in the composition of blood. It also touches on the different pigments that give animal...

In this live-action program viewers will learn that the cardiovascular system comprised of the heart and the circulatory system that includes the heart, blood vessels, and approximately five liters of blood.

Students will come to...

In this live-action program viewers will learn that an autoimmune disease occurs when the immune system mistakenly attacks and destroys healthy body tissue. Students will come to understand that special cells called regulatory T cells...

In this video, you will be introduced to clinical laboratory values including references ranges, normal values, patient factors influencing lab values, blood panel values and serum electrolyte levels. You will also learn about the...

Histological features of the bone marrow.

On this episode of Breaking Trail, witness the EPIC conclusion of Coyote Peterson’s climb up the insect sting pain index! What started as a simple curiosity with Harvester Ant stings has now evolved and captured the world’s attention in...

This live-action video program is about red blood cells. The program is designed to reinforce and support a student's comprehension and retention of the term through use of video footage, photographs, diagrams and colorful, animated...

Bone is the basic unit of the human skeletal system.

In this video, we explore the basic properties and functions of red blood cells, also known as erythrocytes.

The royal archery contest begins! Everyone expects Robin Hood to win, since he is an accurate and reliable archer. But what do the terms accuracy and reliability mean? This lesson will explore accuracy and systematic errors, including...

The royal archery contest begins! Everyone expects Robin Hood to win, since he is an accurate and reliable archer. But what do the terms accuracy and reliability mean? This lesson will explore accuracy and systematic errors, including...

We just learned about epithelial tissue, so let's learn about a second type of tissue, connective tissue. This is extremely abundant in the body, with many different forms and performing many different functions. Even blood is a...

So I’m sure you know that blood is pretty important right? I mean if you see that someone has lost a lot of blood it’s not usually a good sign! But why? What is so important about blood? Well in the next few videos we will show you just...

Of course we all know what blood is, and everyone has had at least a minor injury involving blood. But what is it exactly? What's it made of? What does it do? Why do we die if we lose enough of it? Let's check out each component of blood...

Malaria still kills around 400,000 people a year. Efforts to eradicate the disease have stalled because of drug resistance—but pioneering gene-editing technology might offer a new solution

In this video, the speaker discusses the functions of the skeletal system, the different types of bones in the body, and the role of muscles in movement. They explain how bones protect organs, produce blood cells, and store minerals,...

This is a quiz the topics covered in the Investigating the Immune System series. Topics include the transmission of pathogens, the body's defense mechanisms, the cells and structures involved, the immune response processes, different...

What colour is the liquid flowing through your veins, arteries and capillaries? it’s not blue or red. But technically it’s actually yellow.The blood that you see when you cut yourself looks red because it contains millions of red blood...

This program is especially designed to appropriately introduce preteen boys to the many changes to their bodies that accompany adolescence. Boys will learn about the physical, social and emotional changes that come with puberty. Young...

This live-action video program is about blood vessels. The program is designed to reinforce and support a student's comprehension and retention of the term through use of video footage, photographs, diagrams and colorful, animated...