ANIMAL PHYSIOLOGY
HUMAN CIRCULATION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The system fights disease so the body stays healthy.
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The system that circulates blood and oxygen through the body, consisting of the heart, blood vessels, and blood.
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Breaks down food into smaller pieces and absorbs those nutrients into the body.
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Provides shape and structure for the body.
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Detailed explanation-1: -The system that contains the heart and the blood vessels and moves blood throughout the body. This system helps tissues get enough oxygen and nutrients, and it helps them get rid of waste products.
Detailed explanation-2: -The circulatory system is made up of blood vessels that carry blood away from and towards the heart. Arteries carry blood away from the heart and veins carry blood back to the heart. The circulatory system carries oxygen, nutrients, and hormones to cells, and removes waste products, like carbon dioxide.
Detailed explanation-3: -Circulatory system consists of the heart and blood vessels. In humans, blood flows through arteries and veins and the heart acts as a pumping organ. Blood consists of plasma, RBC, WBC and platelets. Blood is red due to the presence of a red pigment, haemoglobin.
Detailed explanation-4: -Circulatory system refers to the heart and a network of blood vessels that move blood, nutrients and oxygen throughout the body. The circulatory system consists of the heart, capillaries, arteries and veins.
Detailed explanation-5: -Final answer: ‘Valves ensure that the blood does not flow backwards’ is the correct statement about the human circulatory system.