Задайте вопросы по тексту, чем больше, тем лучше HEART AND BLOOD.
Your heart is a wonderful organ that works during every minute of your life.
You can help it work long and well. You can strengthen it, protect it from disease by
exercises and regular regimen.
Take your pulse and in such a way you can control the work of your heart.
Our pulse is about 70 beats per minute. After heavy exercises the heart works faster
and then the pulse will faster too, perhaps 100 (one hundred) beats. After a minute or two
the pulse will be normal again.
About 5 liters of blood fill our arteries, veins and capillaries. Arteries carry blood from
the heart. Veins carry blood to the heart.
Blood has red blood cells white blood cells and plasma. Today doctors can take blood
pressure (B. P.), listen to' the heart, take blood tests and take cardiogram of a patient's
heart.

mihailova1999    3   06.09.2021 14:39    20