Tag Archives: flow
Very Educative : Adding up resistance problem | Circulatory system physiology | NCLEX-RN | Khan Academy
Very Educative : Blood pressure changes over time | Circulatory system physiology | NCLEX-RN | Khan Academy
Very Educative : Fetal structures in an adult | Circulatory system physiology | NCLEX-RN | Khan Academy
Very Educative : Arteries vs. veins-what’s the difference? | Circulatory system physiology | NCLEX-RN | Khan Academy
Very Educative : Baby circulation right after birth | Circulatory system physiology | NCLEX-RN | Khan Academy
Very Educative : Fetal circulation right before birth | Circulatory system physiology | NCLEX-RN | Khan Academy
Very Educative : Putting it all together: Pressure, flow, and resistance | Physical Processes | MCAT | Khan Academy
Learn 2 major heart problems that hypertension can cause. Rishi is a pediatric infectious disease physician and works at Khan Academy.Read more
Your heart sits in the middle of your chest and pumps blood from about 4 weeks after conception until the day that you die. It never stops, and over your lifetime it will pump ~175 million liters of blood. To visualize that, imagine the amount of water that falls over Niagara falls in a few minutes. Remarkable! This little pump is the size of your clenched fist and in an adult can weigh about 300 grams. Watch […]Read more
Do you ever wonder why the heart sounds the way it does? Opening and closing of heart valves makes the heart rhythm come alive with its lub dub beats… Heart sounds are the noises generated by the beating heart and the resultant flow of blood through it. Specifically, the sounds reflect the turbulence created when the heart valves snap shut. In cardiac auscultation, an examiner may use a stethoscope to listen for these unique and distinct […]Read more
- Atrial fibrillation: List of medications for treatmentAtrial fibrillation (A-fib) causes a disruption in the regular rhythm of the heart. Learn about the benefits, risks, and side effects of medical treatment.
- What is cholesterol ratio and why is it important?In this article, learn about the difference between "good" and "bad" cholesterol. How do they affect the body? How can you manage high cholesterol?
- How do alcohol and caffeine affect A-fib?Learn how caffeine and alcohol may affect the heart and if they are triggers for A-fib. Is it safe to consume alcohol and caffeine with A-fib?
- Catheter ablation for A-fib: What to expectA catheter ablation is an invasive procedure used to correct an irregular heartbeat. In this article, find out the risks, benefits, and how to prepare.
- Novel link between unhealthy hearts and dementiaResearchers from National University Health System (NUHS) have discovered a link between cardiac diseases and brain dysfunction.
- 'Spray painting' shows promise as minimally invasive way to patch up the heartSpray painting biomaterials shows promise as a minimally invasive way to create a regenerative patch on the heart to repair tissue after heart attack.
- A simple fix to avoid some unnecessary coronary stentsPhysician researchers at Thomas Jefferson University suspect that some cases of coronary artery spasm go unrecognized and are incorrectly treated with stents.
- A-fib with RVR: Information, treatment, and managementIn this article, learn about the most common rhythm disorder of the heart, including how to reduce the risk of stroke and heart failure.
- Atrial fibrillation triggers: What can lead to an A-fib attack?In this article, learn about atrial fibrillation triggers, tips that may help to avoid triggers, lifestyle tips, and what may cause atrial fibrillation.
- A-fib and exercise: Health benefits and risksHow can someone with atrial fibrillation keep fit safely? In this article, we look at the best methods to reduce symptoms and improve heart health.