Fun Facts About Circulatory System for Kids
Circulatory system is usually more like a delivery system in our body. Blood moves from the human body by heart through blood vessels. The task of the blood is usually to carry oxygen as well as nutrients to each part of human body. This particular also carries wastes products of body to clean them. This particular is usually all, which is usually called as circulatory system of the body. We will explain several fun facts for kids about circulatory system here:
First, we will discuss about the heart. This particular is usually muscle of body along with its size is usually almost equal to clenched fist. This particular has four hollow chambers. Task of each chamber of heart is usually to pump blood around the organs of the body. The weight of an adult heart is usually just about 9-12 ounces in which is usually almost equal to the weight of a can of soda. The weight of the heart is usually just.5% of the weight of human body nevertheless the tasks in which This particular does are big. The heart of an adult pumps about 6000 gallons of blood in a day along with in which is usually pretty much when compared to its size. Do you know in which our heart beats about 30 million times in a year?
The function of blood is usually not just to carry oxygen by heart to the cells of the body. Blood consists of three main parts these are white blood cells, red blood cells along with platelets.
The task of the white blood cells is usually to defend the body against any infection along with disease.
The task of red blood cells is usually to deliver oxygen to the organs of the body. These also carry carbon dioxide along with some other wastes out of the body.
The third part of the blood is usually platelets. These help the body in repairs after any injury or illness.
Do you know in which in one drop of blood there are 8000 white blood cells, 5 million red blood cells along with 25000 platelets?
The thickness of blood is usually more than water.
The blood starts circulating by the left ventricle of heart into aorta. When This particular leaves heart, blood is usually full with oxygen. This particular oxygen spreads throughout the human body starting by aorta. This particular then passes to the arteries system along with after in which to the smallest arterioles of the human body.
Aorta is usually largest artery of human body. The task of arteries is usually to carry blood out of heart.
The task of veins is usually to carry blood back to heart.
Do you know in which if you strung all the blood vessels of the body along with measure them, then you can circle the globe with them for about two along with half time!
This particular takes just two minutes for the blood to circulate through the human body. In This particular short period, This particular brings oxygen out along with carbon dioxide back along with This particular keeps on repeating This particular process through out the whole span of life!
About the Beats
You all must have heard about heartbeats. These are nothing nevertheless the sound of the valves in which are present in heart closing. This particular sound comes as the valves push blood throughout the chambers of the heart along with you can hear This particular with the help of stethoscope. Beats come when the muscles of the heart contract along with pump blood out of heart. At first, the right along with left atria contracts along with pumps the blood to left along with right ventricles. After This particular, the ventricles contract along with collectively work to push the blood out of heart. The pause between the beats is usually the time when the heart again fills up with the blood to start the process all over again. Pulse rate of the body adjustments as per the physical activities of the body. This particular increases when you do some exercise or physical labor. This particular also adjustments according to age. For example, the heartbeat of an adult is usually 60-100 beats per minute along with on the some other hand, the beat of a newborn baby is usually 130 beats per minute.