Visual Learning Systems
Investigating Circulation: Video Review
Colorful animations and crisp video footage illustrate the vital process of circulation. The major characteristics and features of the circulatory systems are explored, with special emphasis placed on circulatory problems and caring for...
CTE Skills
HST-AP Introduction to the Respiratory System
The Respiratory System plays a major part in our survival and works hand in hand with the Circulatory System. Respiration for the body can not happen without the circulation of the blood driven by the cardiovascular system. Simply said,...
Rock 'N Learn
Human Body - Science for Kids
Human Body for Kids engages young, inquisitive learners, while the depth of material gets older students ready for tests. Join Kevin and his friends to explore the skeletal, nervous, muscular, circulatory, urinary, respiratory, and...
Let's Tute
IELTS Reading: How to Answer Matching Features Questions
This video is a tutorial for IELTS students on how to answer matching feature questions in the reading section. The teacher explains the importance of scanning skills and recognizing synonyms and paraphrases. The tutorial includes a...
Wonderscape
Science Kids: Giraffes
In this video, the teacher discusses various aspects of giraffes, including their height, diet, sleep patterns, physical characteristics, and conservation efforts. The teacher presents information in an engaging and informative manner,...
Institute of Human Anatomy
Understanding Heart Attacks: Anatomy, Physiology, and Mechanics
This video explains the basic anatomy, physiology, and mechanics behind a heart attack, also known as a myocardial infarction. It discusses how the heart works, the role of the coronary arteries, and the symptoms and treatment of a heart...
Catalyst University
Venous Drainage of the Upper Extremities
In this video, we explore the following: [1] the boundaries of the axillary vein [2] the superficial veins: cephalic and basilic veins [3] other minor tributaries of the axillary vein
Curated Video
How the Circulatory System Delivers Oxygen: The Importance of the Heart and Lungs
The video explains the anatomy and physiology of the circulatory system and how the organs within it work together to deliver oxygen to cells and remove carbon dioxide. The video also goes into detail about the structure of the lungs and...
Science360
Engineering improvements to deep brain stimulation - Science Nation
Researchers aim to give DBS patients more control, fewer side effects This University of Washington research is advancing deep brain stimulation, or DBS, which is used to treat people with essential tremor, Parkinson's disease and other...
Wonderscape
Science Kids: The Amazing Circulatory System
This video is an educational lesson about the circulatory system. The teacher explains how the circulatory system works, including the functions and parts involved. The video covers topics such as the role of the heart, blood vessels,...
FuseSchool
Exchange and transport systems in animals
Imagine if it took a couple of months for the oxygen we breathed to reach our cells. Well, if we relied on diffusion alone for oxygen to get to the tips of our toes, it would take about this long. By this time, our cells would have died....
Mazz Media
Respiratory and Circulatory System
Through video, animation and graphics students will discover how the respiratory and circulatory systems work together to help keep us alive through a process called cellular respiration. A close-up look at the components of our blood:...
Curated Video
7 Fun Facts About Your Blood You Didn't Know
What do you know about blood? I’ll share with you 7 fun (and very interesting) facts that you probably didn’t know.
Curated Video
070 What is a disease?
In this video, Leslie answers a very simple question - What is a disease? But, he look at it from a Biological perspective - since this is Interactive Biology. It's the first in the Pathophysiology series. Enjoy!
Curated Video
Blood Pressure and Mean Arterial Pressure
In this episode, Leslie first defines what blood pressure is and shows how it varies in the blood vessels throughout the body. He then shows what Mean Arterial Pressure is and goes into two different ways to calculate it.
Curated Video
How to Read an Electrocardiogram (ECG/EKG)
Making Biology Fun. In this video, I go through the P wave, QRS complex, T and U waves of the Electrocardiagram and go into the details of what each of them represents. Enjoy!
Curated Video
The Cardiac Cycle
We all know that the heart beats. We don't even need to think about it - it just happens. But, there are many details that need to come together in order for it to happen efficiently and effectively. In this videos, Leslie goes through...
Curated Video
Cardiac Output
This episode goes through the details involved in determining cardiac output. It goes into the cardiac output formula, showing how stroke volume and heart rate are involved in determining cardiac output. It also deals with what happens...
Curated Video
Net Hydrostatic Pressure and Filtration Pressure
In this episode, Leslie explains what Net Hydrostatic pressure is and how to calculate it. He also shows how filtration pressure is determined by Net Hydrostatic Pressure and Osmotic pressure. Lastly, he shows how High Blood Pressure can...
Curated Video
061 The Bohr Effect
In this video, Leslie talks about the bohr effect, showing how a combination of an increase in CO2 production, combined with a reduction in pH results in an increase in Oxygen delivery by Hemoglobin.
Curated Video
How Blood Flows Through the Heart
In this video, I go through the process of how blood flows through the heart. It shows blood entering via the vena cave to the Right atrium, then getting pumped into the right ventricle, to the pulmonary vein to the lungs, to the left...
Curated Video
The Pacemaker Potential of the SA Node and the AV Node
In this episode, I talk about how the Pacemaker Potential results in the signal that causes the heart to beat. I show how the greater conductance for Sodium ions in the Pacemaker Cells in the S.A. Node cause the cells to depolarize,...
Curated Video
How Adrenaline and Acetylcholine Affect Heart Rate
In this episode, I discuss the effect of Adrenaline and Acetylcholine on heart rate. Adrenaline speeds it up and Acetylcholine slows it down. They both have their effect by modifying the conductance for ions such as Sodium, Potassium and...
Curated Video
Action Potentials and Contraction in Cardiac Muscle Cells
In this episode, I show how the Action potential is generated in cardiac muscle cells and how this results in Contraction of the Heart. When the action potential happens, calcium ions are released from the Sarcoplasmic reticulum, causing...