The cardiovascular system consists of the heart, blood vessels, and blood. Its primary function is to transport nutrients and oxygen-rich blood to all parts of the body and to carry deoxygenated blood back to the lungs.
What are the two main organs of the cardiovascular system?
Your circulatory system, also known as your cardiovascular system, is made up of your heart and blood vessels. It works to transport oxygen and other nutrients to all the organs and tissues in your body.
What are the 3 main parts of the cardiovascular system?
- Blood. …
- Blood Vessels. …
- Heart.
What are the 5 main parts of cardiovascular Systems?
- Blood.
- The heart.
- The right side of the heart.
- The left side of the heart.
- Blood vessels.
- Arteries.
- Capillaries.
- Veins.
Which organ in circulatory system is the pumping organ of the body?
Blood carries oxygen and other important nutrients that all body organs need to stay healthy and to work properly. Your heart is a muscle, and its job is to pump blood throughout your circulatory system.
What are the 4 main functions of the heart?
- Pumping oxygenated blood to the other body parts.
- Pumping hormones and other vital substances to different parts of the body.
- Receiving deoxygenated blood and carrying metabolic waste products from the body and pumping it to the lungs for oxygenation.
- Maintaining blood pressure.
What are the main parts of the cardiovascular system quizlet?
- One. Heart.
- Two. Blood vessels (arteries, capillaries, veins)
- Arteries. Blood flows away from the heart into body tissues.
- Veins. Carries blood back to the heart.
- Capillaries. The smallest vessels in between arteries and veins in body tissues.
- Blood. Average adult: About 5 liters.
What are the examples of organ system?
The 11 organ systems include the respiratory system, digestive and excretory system, circulatory system, urinary system, integumentary system, skeletal system, muscular system, endocrine system, lymphatic system, nervous system, and reproductive systems. There are other systems in the body that are not organ systems.How are the organs of the circulatory system protected?
Protection: The cardiovascular system protects the body through its white blood cells. White blood cells clean up cellular debris and fight pathogens that have entered the body.
What are the two main parts of the cardiovascular system quizlet?the circulatory system is divided into two main parts, the systemic circulation and the pulmonary circulation.
Article first time published onWhat's the main artery called?
The largest artery is the aorta, the main high-pressure pipeline connected to the heart’s left ventricle. The aorta branches into a network of smaller arteries that extend throughout the body. The arteries’ smaller branches are called arterioles and capillaries.
What is heart organ?
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 12 parts of the heart?
- Left atrium and auricle. Left atrium. Left auricle.
- Right atrium and auricle. Right atrium. Right auricle.
- Interventricular septum and septal papillary muscles. Interventricular septum. …
- Right ventricle and papillary muscles. Right ventricle. …
- Left ventricle and papillary muscles. Left ventricle.
What are the parts of the heart and their functions?
- The right atrium receives blood from the veins and pumps it to the right ventricle.
- The right ventricle receives blood from the right atrium and pumps it to the lungs, where it is loaded with oxygen.
- The left atrium receives oxygenated blood from the lungs and pumps it to the left ventricle.
What is the main organ of the respiratory system?
The main organ of the respiratory system is the lungs. Other respiratory organs include the nose, the trachea and the breathing muscles (the diaphragm and the intercostal muscles).
What are the 9 organ systems?
They are Integumentary System, Skeletal System, Muscular System, Nervous System, Endocrine System, Cardiovascular System, Lymphatic System, Respiratory System, Digestive System, Urinary System, and Reproductive System (Female and Male).
What are the different major organs of the body?
- The brain. The brain is the control centre of the nervous system and is located within the skull. …
- The lungs. …
- The liver. …
- The bladder. …
- The kidneys. …
- The heart. …
- The stomach. …
- The intestines.
What is the largest organ in the body?
The skin is the largest organ of the body. The skin and its derivatives (hair, nails, sweat and oil glands) make up the integumentary system.
What are the 4 main arteries of the heart?
The right coronary artery, the left main coronary, the left anterior descending, and the left circumflex artery, are the four major coronary arteries. Blockage of these arteries is a common cause of angina, heart disease, heart attacks and heart failure.
What is the largest vein of the body?
Did you know that your Great Saphenous Vein is the longest vein in the human body? Extending from the top of your foot to the upper thigh and groin, THIS vein is the major culprit that causes Varicose Veins.
What are the two main veins?
The two largest veins in the body are the superior vena cava, which carries blood from the upper body directly to the right atrium of the heart, and the inferior vena cava, which carries blood from the lower body directly to the right atrium. The inferior vena cava is labeled in the figure below.
What side is your liver on?
The liver is located in the upper right-hand portion of the abdominal cavity, beneath the diaphragm, and on top of the stomach, right kidney, and intestines. Shaped like a cone, the liver is a dark reddish-brown organ that weighs about 3 pounds.
What is the muscle of the heart called?
The muscle layer of the heart is termed the myocardium and is made up of cardiomyocytes. The myocardium is found in the walls of all four chambers of the heart, though it is thicker in the ventricles and thinner in the atria.
What are the valve in the heart?
The four heart valves, which keep blood flowing in the right direction, are the mitral, tricuspid, pulmonary and aortic valves. Each valve has flaps (leaflets) that open and close once per heartbeat.
