Crash Course
Blood, Part 1 - True Blood: Crash Course A&P
Now that we've talked about your blood vessels, we're going to zoom in a little closer and talk about your blood itself. We'll start by outlining the basic components of blood -- including erythrocytes, leukocytes, platelets, and plasma...
Bozeman Science
Blood Types
Paul Andersen explains the importance of blood types in blood transfusions. He starts with a brief discussion of blood antigens and antibodies. He describes how the ABO differs from the Rh blood type. He shows you how to solve simple...
TED-Ed
TED-Ed: How do you know if you have a virus? | Cella Wright
A new virus emerges and spreads like wildfire. In order to contain it, researchers must first collect data about who's been infected. Two main viral testing techniques are critical: one tells you if you have the virus and the other shows...
Bozeman Science
Plant and Animal Defense
Paul Andersen describes how plants and animals defend themselves against pathogens. He begins by discussing the hypersensitive response in plants as a nonspecific form of immune response. He then discusses both the humoral and...
Crash Course
Endocrine System, part 2 - Hormone Cascades: Crash Course A&P
In the second half of our look at the endocrine system, Hank discusses chemical homeostasis and hormone cascades. Specifically, he looks at the hypothalamus-pituitary-thyroid axis, or HPT axis, and all the ways your body can suffer when...
Curated Video
How Vaccines Help Eradicate Diseases: A History and Impact
This video explains how vaccines have played a crucial role in eradicating deadly diseases throughout history, using the example of polio. It highlights the way vaccines work by training the immune system to create antibodies, leading to...
Curated Video
Smallpox: The First Vaccine
How the contagious and lethal smallpox virus was finally eradicated - 150 years after the first chance to prevent a global outbreak was missed. Biology - Cells And DNA - Learning Points. Smallpox is an acute, contagious disease - one of...
Curated Video
Immune Defence: Part 2
Antibodies combat some of the strongest foreign invaders that enter your body. What are antibodies and how do they work? Biology - Cells And DNA - Learning Points. Whenever a germ or infection enters our body, white blood cells,...
Professor Dave Explains
Introduction to Adaptive Immunity
After a rigorous examination of all the components of the innate system, it's finally time to pivot over to the adaptive immune system. If you thought innate immunity was impressive, get ready to be amazed! Adaptive immunity is one of...
Healthcare Triage
An RSV Vaccine for Infants
Respiratory syncytial virus, or RSV, strikes fear into the hearts of parents, especially those with very young babies. It’s not very kind to other compromised populations, either. We’ve been working toward a vaccine for a long time, and...
Healthcare Triage
The Drug Shortage Putting Newborns at Risk
For some women, a simple shot during pregnancy and then right after labor can prevent a huge amount of suffering for both parents and future children. So what happens when there’s a shortage that prevents that shot from happening?
Curated Video
Relationships and Immunity: The Impact of Happiness and Stress on Flu Vaccination Response
This video discusses how happiness, particularly in the context of a happy marriage, can impact immune response to the flu vaccine. Research conducted at the University of Birmingham found that individuals in happy marriages showed a...
Curated Video
Breastfeeding vs Formula: Navigating the New Mum Debate
This video explores the debate between formula feeding and breastfeeding, touching on the benefits and challenges of each option. It highlights the importance of seeking support from experts when facing difficulties with breastfeeding...
Curated Video
GCSE Biology - What Is Blood Made of? / What Does Blood Do? #25
Ever wondered what your blood is made of? Red blood cells, white blood, platelets and plasma! Learn what each of these components does and how we can replace it with artificial blood.
Curated Video
GCSE Biology - Monoclonal Antibodies #40
In this video, we cover the following: - What a monoclonal antibody is - What 'B-cells' (or 'B-lymphocytes') are - How antigens stimulate the production of antibodies - How we combine B-cells and Tumor cells to produce Hybridomas -...
Curated Video
GCSE Biology - Immune System (Defences Against Pathogens) #38
In this video we take a look at our bodies defences against pathogens. Including the physical and chemicals barriers, and our immune system.
Curated Video
GCSE Biology - How do Pregnancy Tests Work? #41
In this video we cover: - How the hormone HCG is used in pregnancy tests - How pregnancy tests use monoclonal antibodies to give a positive result in the presence of HCG - What a positive result on a pregnancy test may look like in real...
HealthSketch
What are Allergies? (HealthSketch)
A simple explainer video about allergies. We explain how allergies occur, common causes and symptoms of allergies, how they are diagnosed and treated, and the most severe form of allergic reaction: anaphylaxis. We hope this video will be...
Debunked
6 Myths Debunked About The Human Body
Just how unique are your fingerprints? Appendix’s purpose? Why aren’t we totally human? How do we really taste things?
Curated Video
The Humoral Response - B Cell Activation, Antibody Production & Memory Cells
In this video, we demystify B cell activation, antibody production, and memory cell formation in this informative video. Learn how your immune system battles pathogens like the West Nile virus, how B and T cells work together, and the...
Let's Tute
Understanding Blood Groups and Transfusions
This video explains the difference between blood groups and why it is important to match the right blood type for transfusions. It also covers the RH factor and how it affects pregnancy.
Curated Video
Human Defense Systems: Physical and Chemical Barriers and the Specific Immune System
This video explains the human defense systems and how our bodies protect against pathogens or microorganisms that cause diseases. The video emphasizes three main ways of defending ourselves against pathogens: physical barriers, chemical...
Healthcare Triage
Pregnancy and Covid Vaccine Safety
Pregnancy can be a scary time for many reasons, one of which is having so many things feel off-limits for the safety of the fetus. But what about vaccines? Especially the Covid-19 vaccine? To understand the answer to this question you...