Скачать с ютуб human heart class 9 bengali# biology class 11 chapter 18/ human heart class 9 chapter 3/wbcs/wbbse в хорошем качестве

human heart class 9 bengali# biology class 11 chapter 18/ human heart class 9 chapter 3/wbcs/wbbse

human heart class 9 bengali# biology class 11 chapter 18/ human heart class 9 chapter 3/wbcs/wbbseHeart diagram class 9.left ventricle/right ventricle/auricle/coronary sinus/papilary muscle/ corditendoni,mitral valve blood circulation heart bengali# class 9 life science bangla/blood circulation heart in bangla/wbcs# wbbselife science class9 chapter 2 মানুষের হৃদপিন্ডের মধ্য দিয়ে রক্ত সংবহন I মানুষের হৃদপিন্ডের লম্বচ্ছেদ এর চিত্র. # human blood circulation through heart. What is the heart of a human? The heart is a fist-sized organ that pumps blood throughout your body. It's the primary organ of your circulatory system. Your heart contains four main sections (chambers) made of muscle and powered by electrical impulses. Your brain and nervous system direct your heart's function. What are the 4 parts of the heart? The heart is made up of four chambers: two upper chambers known as the left atrium and right atrium and two lower chambers called the left and right ventricles. It is also made up of four valves: the tricuspid, pulmonary, mitral and aortic valves What is the size of heart? The heart weighs between 7 and 15 ounces (200 to 425 grams) and is a little larger than the size of your fist. By the end of a long life, a person's heart may have beat (expanded and contracted) more than 3.5 billion times What are the 4 stages of heart failure? There are four heart failure stages (Stage A, B, C and D). The stages range from "high risk of developing heart failure" to "advanced heart failure. Shortness of breath. Feeling tired (fatigue). Less able to exercise. Weak legs. Waking up to urinate. Swollen feet, ankles, lower legs and abdomen (edema). How do I know if my heart is OK? Your doctor will feel your pulse to check your heart rate and rhythm. Each pulse matches up with a heartbeat that pumps blood through your arteries. Finding out your pulse helps your doctor judge the strength of your blood flow and blood pressure in different areas of your body How can you improve your heart health? 7 powerful ways you can strengthen your heart Get moving. Your heart is a muscle and, as with any muscle, exercise is what strengthens it. ... Quit smoking. Quitting smoking is tough. ... Lose weight. Losing weight is more than just diet and exercise. ... Eat heart-healthy foods. ... Don't forget the chocolate. ... Don't overeat. ... Don't stress Which is the best exercise for heart? ছবির ফলাফল Aerobic Exercise How much: Ideally, at least 30 minutes a day, at least five days a week. Examples: Brisk walking, running, swimming, cycling, playing tennis and jumping rope. Heart-pumping aerobic exercise is the kind that doctors have in mind when they recommend at least 150 minutes per week of moderate activity