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The Immune System Explained I – Bacteria Infection

The Immune System Explained I – Bacteria Infection

Every second of your life you are under attack. Bacteria, viruses, spores and more living stuff wants to enter your body and use its resources for itself. The immune system is a powerful army of cells that fights like a T-Rex on speed and sacrifices itself for your survival. Without it you would die in no time. This sounds simple but the reality is complex, beautiful and just awesome. An animation of the immune system.
The Science of HIV and AIDS

The Science of HIV and AIDS

What is it, and are we close to a cure? SHARE on Twitter: & Facebook: Get a FREE Audible Trial: Written by Rachel Salt, Mitchell Moffit and Gregory Brown SUBSCRIBE for more (it's free!): GET THE ASAPSCIENCE BOOK: FOLLOW US! Instagram and Twitter: @whalewatchmeplz and @mitchellmoffit Clickable: and AsapINSTAGRAM: Facebook: Twitter: Tumblr: Vine: Search "AsapSCIENCE" on vine! SNAPCHAT 'whalewatchmeplz' and 'pixelmitch' Created by Mitchell Moffit (twitter @mitchellmoffit) and Gregory Brown (twitter @whalewatchmeplz). Send us stuff! ASAPSCIENCE INC. P.O. Box 93, Toronto P Toronto, ON, M5S2S6 Further Reading: The Global HIV/AIDS Epidemic HIV Transmission The origin and molecular epidemiology of HIV Env length and N-linked glycosylation following transmission of Human Immunodeficiency Virus Type 1 subtype B viruses The CCR5 and CXCR4 coreceptors-central to understanding the transmission and pathogenesis of human immunodeficiency virus type 1 infection. AIDS Res. Hum. Retroviruses 20, 111-126 Dimerization inhibitors of HIV-1 reverse transcriptase, protease and integrase: A single mode of inhibition for the three HIV enzymes? A historical reflection on the discovery of human retroviruses HIV-1 Dynamics in Vivo: Virion Clearance Rate, Infected Cell Life-Span, and Viral Generation Time Precise determination of time to reach viral load set point after acute HIV-1 infection. HIV infection is active and progressive in lymphoid tissue during the clinically latent stage of disease Necrotizing Ulcerative Periodontitis: A Marker for Immune Deterioration and a Predictor for the Diagnosis of AIDS Stages of HIV Infection Opportunistic Infections AIDSinfo Drug Database PrEP Single-dose tenofovir and emtricitabine for reduction of viral resistance to non-nucleoside reverse transcriptase inhibitor drugs in women given intrapartum nevirapine for perinatal HIV prevention: an open-label randomised trial Dimerization inhibitors of HIV-1 reverse transcriptase, protease and integrase: A single mode of inhibition for the three HIV enzymes? Long-Term Control of HIV by CCR5 Delta32/Delta32 Stem-Cell Transplantation
Krebs Cycle aka Citric Acid Cycle

Citric Acid Cycle (Krebs Cycle)

Overview of the Krebs or Citric Acid Cycle Watch the next lesson: Missed the previous lesson? Biology on Khan Academy: Life is beautiful! From atoms to cells, from genes to proteins, from populations to ecosystems, biology is the study of the fascinating and intricate systems that make life possible. Dive in to learn more about the many branches of biology and why they are exciting and important. Covers topics seen in a high school or first-year college biology course. About Khan Academy: Khan Academy is a nonprofit with a mission to provide a free, world-class education for anyone, anywhere. We believe learners of all ages should have unlimited access to free educational content they can master at their own pace. We use intelligent software, deep data analytics and intuitive user interfaces to help students and teachers around the world. Our resources cover preschool through early college education, including math, biology, chemistry, physics, economics, finance, history, grammar and more. We offer free personalized SAT test prep in partnership with the test developer, the College Board. Khan Academy has been translated into dozens of languages, and 100 million people use our platform worldwide every year. For more information, visit, join us on Facebook or follow us on Twitter at @khanacademy. And remember, you can learn anything. For free. For everyone. Forever. #YouCanLearnAnything Subscribe to Khan Academy's Biology channel: Subscribe to Khan Academy:
Epley Maneuver to Treat BPPV Vertigo

Epley Maneuver to Treat BPPV Vertigo - Video demonstrates how the Epley maneuver is performed to treat POSTERIOR canal BPPV affecting the right ear. Animation showing what is going on within the inner ear is also shown in the 2nd half of the video. For more information: Watch how the inner ear balance system works here: Perform Dix-Hallpike to determine what type of BPPV here: POSTERIOR canal BPPV treated by Epley maneuver here: LATERAL canal BPPV treated by Lempert maneuver here: SUPERIOR canal BPPV treated by Deep Head-Hanging here: Flowchart for BPPV diagnosis and treatment can be found here: Video on Meniere's Disease:


Nikolsky’s sign (Toxic epidermal necrolysis)

Nikolsky’s sign (Toxic epidermal necrolysis)

Nikolsky's sign: The sign is present when slight rubbing of the skin at the boarder of a blister results in exfoliation of the outermost layer Here you can see the epidermis sloughing off of the dermis in sheets. There is widespread mucous membrane involvement in this patient as well, with sloughing of the buccal mucosa. Nikolsky's sign is positive in this patient. This is characteristic of TEN which is an extremely serious condition. This condition is a result of a drug reaction to antibiotics or seizure drugs. Treatment is supportive and these patients must be transferred to burn units and have a 30-40% mortality rate (with proper treatment).

Polymyalgia Rheumatica

Polymyalgia Rheumatica Instructional Tutorial Video Video:

Tinel Sign: Wrist⎟Carpal Tunnel Syndrome

Kai demonstrates the Tinel Sign to assess the median nerve distribution and test for carpal tunnel syndrome. Useful Links Below: Article: Please like and subscribe and feel free to leave a comment down below. We are happy to hear from you! Until next time! Your PhysioTutors Like our FB-Page Follow on Instagram: Visit […]
Pulmonology: Pulmonary Embolism – OnlineMedEd

Pulmonology: Pulmonary Embolism – OnlineMedEd

Free online lecture provided by OnlineMedEd @ Designed for third and fourth year medical students to learn the foundation for their careers and provide the knowledge to perform well on their NBME Shelf and USMLE Step exams.