Crash Course
Animal Defense Systems: How Skin, Snot, and Cells Keep Us Healthy: Crash Course Biology #45
The world is full of microbes and viruses that can get us sick, but we’ve got an Avengers-style defense system ready to take them on. In this episode of Crash Course Biology, we’ll learn about an animal’s immune system, from their skin...
TED-Ed
The Science of Skin
Almost one fifth of your weight is in your skin, but why does it weigh so much? Viewers learn about the integumentary system and the many functions it performs constantly to keep them safe. Then, they answer multiple choice and...
Be Smart
Why Do We Itch?
Our skin is the first line of defense against insects, parasites, and other irritants. How do we defend it? Step inside the science of scratching with a video from an informative playlist. Topics include how itching evolved, what happens...
Howard Hughes Medical Institute
How We Get Our Skin Color
Is our skin color determined only by genetics? Explore skin science through a video and related interactive. Young biologists discover the cells of the epidermis, how melanin is made, and the factors that influence the outward appearance...
FuseSchool
Human Defense Systems Against Pathogens
With so many harmful agents around us, how do humans stay healthy? Find out by watching an informative video from a larger biology playlist that details our defenses against a variety of pathogens. The narrator describes the body...
American Chemical Society
The Chemistry of Poison Ivy
Leaves of three, let it be! Why does poison ivy produce such a terrible, itchy rash? Young outdoor enthusiasts get acquainted with urushiol, poison ivy's rash-producing natural oil, with a video from the American Chemical Society's...
American Chemical Society
How Does Moisturizer Work?
Aaah, winter ... chapped lips, rough hands, and flaky, itchy skin! When you apply your favorite moisturizing lotion, what does it actually do? Science scholars examine the types and functions of moisturizers through a video from the...
SciShow
Why Do We Itch?
What causes bug bites and other irritants to itch? Science scholars discover the body chemistry responsible for itching in the 130th video in a 143-part series. Topics include conditions that cause itching, the neurotransmitter...
Crash Course
The Integumentary System – Skin Deep (Part 1)
Every minute, your skin sheds more than 30,000 dead skin cells. The sixth video of 47 teaches pupils about the three layers of skin, their composition, and different cell types. It takes a trip through the layers to help individuals...
Crash Course
The Integumentary System – Skin Deeper (Part 2)
The thinnest skin on your body is found on your eyelids, and the thickest is found on the soles of your feet. This seventh video in a series of 47 explores how the integumentary system protects people and also helps them interact with...
Teach Engineering
Skin and the Effects of Ultraviolet Radiation
Though UV radiation can damage skin, it isn't all bad. The third installment in a six-part series allows the class to study the structure and function of skin. They learn about the different types of skin cancer and the SPF rating...
Bozeman Science
Integumentary System
You will shed approximately 40 pounds of skin cells in your lifetime—wow! Scholars first learn about the multiple functions of our skin, both the epidermis and the dermis, and its role as a covering for the human body. The video then...