Advertisements
Advertisements
प्रश्न
Explain the following:
Why is the closed circulatory system more efficient than the open system?
Advertisements
उत्तर
The closed circulatory system is more efficient than the open system because in closed system the blood flows inside arteries or veins all the time which stops the mixing of blood with other bodily fluids and helps the transport of the blood around the body.
APPEARS IN
संबंधित प्रश्न
Mention the exact location of the Pulmonary semilunar valve
Name the following:
Any one vein which starts from an organ and ends in another organ besides the heart
Name the following:
The valve present in between the chambers on the right side of the human heart.
Given below is a certain structure, write its chief functional activity.
Lymphocytes - ______.
The valve which prevents back flow of blood in the veins and lymph vessels ______.
Give reason for the following:
Atrial wall is less muscular than the ventricular wall.
Find the odd one out.
Fill in the blanks with suitable words given below:
The two lower chambers of the heart are called ______.
Fill in the blanks with suitable words given below:
The liquid part of coagulated blood is known as ______.
Why is a person having blood group AB called universal recipient and a person with blood group O called a universal donor?
