The heart is an organ which beats continuously to act as a pump for the transport of blood, which carries other substances with it. The heart pumps the deoxygenated blood to the lungs for oxygenation and receives oxygenated blood from lungs. It pumps the oxygenated blood to different parts of the boRead more
The heart is an organ which beats continuously to act as a pump for the transport of blood, which carries other substances with it. The heart pumps the deoxygenated blood to the lungs for oxygenation and receives oxygenated blood from lungs. It pumps the oxygenated blood to different parts of the body.
Blood is a liquid, which has cells of various kinds suspended in it. Main components of blood are: • Plasma: The fluid part of the blood is called plasma. • RBC: One type of cells are the red blood cells (RBC) which contain a red pigment called haemoglobin. • WBC: The blood also has white blood cellRead more
Blood is a liquid, which has cells of various kinds suspended in it. Main components of blood are:
• Plasma: The fluid part of the blood is called plasma.
• RBC: One type of cells are the red blood cells (RBC) which contain a red pigment called haemoglobin.
• WBC: The blood also has white blood cells (WBC) which fight against germs that may enter our body.
• Platelets: The clotting of blood is caused by another type of cells in the blood, called platelets.
Platelets are responsible for clotting of blood. If there are no platelets, the blood would not clot in case of an injury. This will lead to excess blood loss and finally in death of the person. https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-11/
Platelets are responsible for clotting of blood. If there are no platelets, the blood would not clot in case of an injury. This will lead to excess blood loss and finally in death of the person.
Describe the function of the heart.
The heart is an organ which beats continuously to act as a pump for the transport of blood, which carries other substances with it. The heart pumps the deoxygenated blood to the lungs for oxygenation and receives oxygenated blood from lungs. It pumps the oxygenated blood to different parts of the boRead more
The heart is an organ which beats continuously to act as a pump for the transport of blood, which carries other substances with it. The heart pumps the deoxygenated blood to the lungs for oxygenation and receives oxygenated blood from lungs. It pumps the oxygenated blood to different parts of the body.
https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-11/
See lessWhat are the components of blood?
Blood is a liquid, which has cells of various kinds suspended in it. Main components of blood are: • Plasma: The fluid part of the blood is called plasma. • RBC: One type of cells are the red blood cells (RBC) which contain a red pigment called haemoglobin. • WBC: The blood also has white blood cellRead more
Blood is a liquid, which has cells of various kinds suspended in it. Main components of blood are:
• Plasma: The fluid part of the blood is called plasma.
• RBC: One type of cells are the red blood cells (RBC) which contain a red pigment called haemoglobin.
• WBC: The blood also has white blood cells (WBC) which fight against germs that may enter our body.
• Platelets: The clotting of blood is caused by another type of cells in the blood, called platelets.
https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-11/
See lessWhat will happen if there are no platelets in the blood?
Platelets are responsible for clotting of blood. If there are no platelets, the blood would not clot in case of an injury. This will lead to excess blood loss and finally in death of the person. https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-11/
Platelets are responsible for clotting of blood. If there are no platelets, the blood would not clot in case of an injury. This will lead to excess blood loss and finally in death of the person.
https://www.tiwariacademy.com/ncert-solutions/class-7/science/chapter-11/
See less