Blood is a fluid consisting of plasma, red blood cells, white blood cells, and platelets; it is circulated around the body carrying oxygen and nutrients to the tissues and collecting and disposing of waste materials.

2024年9月4日 · Your circulatory system, or cardiovascular system, supplies oxygen and nutrients to your whole body and removes waste through your blood. Your heart pumps blood that flows through your arteries, veins and capillaries.

2023年11月21日 · The blood circulatory system (cardiovascular system) delivers nutrients and oxygen to all cells in the body. It consists of the heart and the blood vessels running through the entire body. The arteries carry blood away from the heart; the veins carry it back to the heart.

2025年2月11日 · circulatory system, system that transports nutrients, respiratory gases, and metabolic products throughout a living organism, permitting integration among the various tissues.

2021年9月21日 · What is the circulatory system? Your heart and blood vessels make up the circulatory system. The main function of the circulatory system is to provide oxygen, nutrients and hormones to muscles, tissues and organs throughout your body. Another part of the circulatory system is to remove waste from cells and organs so your body can dispose of it.

2024年1月16日 · Blood supplies essential substances, such as sugars and oxygen, to cells and organs, and removes waste from cells. Hematologists work to identify and prevent blood and bone marrow diseases....

Your blood is a precious resource, constantly taking care of your body so it works as well as it should. Your blood carries oxygen to your cells so they can create energy. It helps your immune system defend your body against intruders. Blood also …

2024年6月2日 · The circulatory system is a network of blood vessels that transport blood throughout the body. The heart pumps blood through the arteries to the tissues of the body, and veins return blood from the tissues back to the heart. The circulatory system also helps to regulate the body’s temperature and pH.

2023年9月12日 · Also commonly known as the cardiovascular system, is a network composed of the heart as a centralised pump, blood vessels that distribute blood throughout the body, and the blood itself, for transportation of different substances.

2024年12月23日 · The human circulatory system or cardiovascular system is a network responsible for transporting blood, oxygen, nutrients, hormones, and waste products throughout the body. It consists of the heart, blood vessels, and blood.