How does the lymph circulate and fuse with the blood vessel system?

Your lymphatic system is an important part of your body's defense team. Learn about structures of the lymphatic system, such as the lymphatic vessels, spleen, thymus gland, tonsils and Peyer's patches, and the roles they play in keeping you healthy.

In this lesson, we'll be learning about the biological process of assimilation and its role in the digestive system. We'll learn how this happens in humans and compare it to other animals.

Lymph gets the short end of the stick when it comes to bodily fluids. Blood gets all the attention. Have you even heard of a movie being 'lymphy?' However, lymph is where much of the real defense of your body happens.

Did you know that some people don't feel pain? Or that some always feel as if their skin is on fire? Learn about the causes of these diseases and the anatomy of the skin they affect in this lesson- the dermal layer of the skin.

In this lesson, you will gain a deeper understanding of how and where the absorption of micronutrients and water take place in your body. You will also learn how and where it enters your bloodstream.

Your pancreas is an organ that is tucked in behind your stomach. It helps out with digestion, but in this lesson you will learn about the two hormones it produces named insulin and glucagon and how they keep your blood sugar level balanced.

It's summertime, and you're applying sunscreen to avoid sunburn. But did you wonder what sunscreen does and what it protects us from? In this lesson, we'll learn all about UV radiation and some of its effects.

Your lymphatic system is a hard-working part of your body. It cleans up leaked fluids and plays a role in protecting you from infections. Learn about the parts of your lymphatic system and what they do!

In this lesson, you will learn about the lymphatic system and the vital role it plays in keeping the cardiovascular system working. You'll discover how the lymphatic system (with its lymphatic vessels and capillaries) quietly works in the background to return leaked fluids back to the blood.

This lesson will help you understand the anatomy and function of lymph nodes, and you will learn where lymph nodes are located in your body. A quiz at the end of the lesson will test your knowledge.

In this lesson you will learn what lymphatic capillaries are. You will also learn why they are important for removing excess fluid from your tissues and how they fit into your lymphatic system.

Nitric oxide is not just an ordinary chemical compound. It is produced in our body and is present in some foods. Which foods are sources of nitric oxide and why is nitric oxide good for us? In this lesson, we will learn about nitric oxide.

In this lesson, you will learn about your hips and the important structures involved in their formation. The ilium, ischium, pubis, acetabulum, pelvic cavity, and sacrum will all be covered.

Do you know what the largest organ in your body is? How about the layers of your skin? Or where skin cancer comes from? Learn the answers to these questions and more in this lesson on the integumentary system.

Minerals are inorganic compounds needed by your body. The degree to which minerals can be absorbed, retained and made available depends on factors such as different components of your diet and your body's need for the mineral.

In this lesson, you will learn about lymph, a fluid that forms in your body's tissues. You will explore how lymph is produced, how it moves through your body, and why it is important to your overall health. A post-lesson quiz will test your knowledge.