Curated Video
The Action Potential in All Its Glory - A Review/Summary
What does it take for an action potential to take place? What are depolarization, repolarization, and hyperpolarization? How are voltage-gated ion channels involved? In this video, you will get answers to all these questions.
Curated Video
004 Ion Channels: Proteins in the Membrane of Neurons
In this video, I go through the details of the 4 types of proteins in the membrane of neurons: The passive/leakage ion channels, Sodium Potassium pump, Voltage-gated ion channels and ligand-gated ion channels
Curated Video
006 Donnan Equilibrium and Driving Force
In this Video, I talk about Donnan Equilibrium and how it results in the Driving force.
Curated Video
009 Depolarization: Phase 1 of the Action Potential
In this video, I talk about the first phase of the action potential - Depolarization. In order for the action potential to take place, the stimulus needs to be strong enough to bring the membrane potential at the axon Hillock to...
JJ Medicine
Dysregulation of Cortisol and Aldosterone | Black Licorice and Associated Health Effects
Black licorice consumption has been linked to hypertension, hypokalemia, heart arrhythmias, edema and lethargy. A recent report by the US FDA has stated that black licorice consumption of more than 56.7 grams per day for 2 weeks can...
ProTeachersVideo
KS3/4 Science: Demonstrating Chemistry: Exciting Elements
Follow a science teacher as she gets expert advice on how to demonstrate spectacular reactions from Groups 1 and 7 of the Periodic Table safely and effectively. Starting with Group1 elements, Dr Kay Stephenson from the Royal Society of...
Professor Dave Explains
Writing Chemical Equations in Words
Sometimes we want to talk about chemistry without using fancy symbols, just with words. Shouldn't we be able to do that? Yes, we should! Here's how.
Catalyst University
Diuretics | 4 Major Classes + Mechanisms of Action
In this video, we explore the four major classes of diuretics that are used in the treatment of hypertension including their mechanisms of action.
Catalyst University
Pharmacology of the Renin-Angiotensin-Aldosterone [RAAS] Pathway
In this video, we discuss the drugs and pharmacology affecting the Renin-Angiotensin-Aldosterone [RAAS] Pathway.
Professor Dave Explains
Native Elements, Oxides, Halides, and Sulfides
Different types of rocks contain different classes of minerals, which can tell us a lot about the geological environment in which the rock formed. What are these different mineral classes? What is the common structure of each class? The...
Catalyst University
Cardiac Muscle Action Potential Diagram EXPLAINED
In this video, we discuss the events of the cardiac muscle action potential by viewing the action potential graph/diagram.
The Backyard Scientist
Shooting Watermelons with 'Exploding' Sodium Bullets!
This is part 2 from my liquid metal bullets experiment! We shot watermelons, cinderblocks, starting fluid, and a bunch more. Its a long video, but totally worth staying till the end because you get to see me choke on a bug haha. The...
Curated Video
Why Is It Called "Dead" Sea? Why Does Everyone Float In This Sea?
Lying on the lowest point on the Earth, the hypersaline Dead Sea is one of the most fascinating places on this planet. People float effortlessly here and that is the major attraction of the Dead Sea. But besides this natural buoyancy,...
Curated Video
Understanding Mass Changes in Chemical Reactions
This video discusses mass changes in chemical reactions. The Law of Conservation of Mass is introduced, which states that atoms are not lost or gained during a chemical reaction. Two examples are given: the reaction of sodium with water...
Curated Video
Calculating Balancing Numbers in Chemical Reactions and Limiting Reactants
The video explains how to use the masses of reactants and products in a chemical reaction to calculate the balancing numbers in a symbol equation. Two examples are provided to illustrate the process, and the concept of limiting reactants...
msvgo
Chemical Reactions: Carboxylic acids
This nugget explains the different chemical properties of carboxylic acids and their uses.
FuseSchool
Electrolysis Of Molten Compounds
Learn the basics about Electrolysis of Molten Compounds. What is electrolysis? What are molten compounds? Find out more in this video!
Catalyst University
Events of the Neuron Action Potential
The graded potentials in the cell body and dendrites have summed to yield an action potential at the axon hillock. Here, we discuss the events of the action potential as its traverses along the axon.
Mazz Media
Electron Energy Levels and Valency
In this video students will learn that an electron energy level or energy shell is the orbit followed by electrons around an atom’s nucleus and that the number of electrons within these shells or energy levels balances out the positive...
Curated Video
The Health Benefits of Teff
Learn about the nutrient profile of this tiny grain and the benefits it has for our bodies. Teff part 2/5
Curated Video
Properties and reactions of Alkali Metals in Group 1 of the Periodic Table
The video describes the properties and reactions of alkaline metals found in Group one of the periodic table. It explains the electronic configurations of elements such as lithium, sodium, and potassium, and how they react with different...
msvgo
Alkanes - Preparation, properties and uses
It explains the preparation, physical and chemical properties, uses of alkanes.
FuseSchool
Salt and Diet
Learn the basics of salt and diet when studying the uses of salts within the overall topic of Acids and Bases.