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प्रश्न
Describe the functions of the: Heart
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उत्तर
The heart is a muscular organ that pumps blood to all the cells in our body through a network of blood vessels. It pumps the blood and hence helps in circulating oxygen and nutrients to all body parts. The heart pumps deoxygenated blood to the lungs and oxygenated blood to the rest of the body
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संबंधित प्रश्न
Give technical terms for The protective covering of the heart
Name the following:
The blood vessel which supplies blood to the liver.
MULTIPLE CHOICE TYPE:
(Select the most appropriate option)
The valve present between the right atrium and the right ventricle is the
(a) tricuspid valve
(b) bicuspid valve
(c) semi-lunar valve
(d) mitral valve
Given below is a highly schematic diagram of the human blood circulatory system.
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- Which part (state the number) represents the heart? Give reason in support of your answer.
- Which numbers represent the following, respectively?
Aorta Superior vena cava Hepatic portal vein Renal Vein Pulmonary artery Stomach
What is meant by the term 'double circulation' of blood in mammals? What is diastole?
Given below is a highly schematic diagram of the human blood circulatory system.
Which numbers represent the following respectively?
Aorta
Hepatic portal vein
Pulmonary artery
Superior vena cava
Renal vein
Stomach
Why is a person having blood group AB called universal recipient and a person with blood group O called a universal donor?
Why do we call saliva a digestive juice?
Name the following:
The structure that holds the heart valves in position.
Name these:
Two kinds of circulatory systems in different animals.
