Advertisements
Advertisements
Question
How do you account for the following difference?
The left ventricle has thicker walls than the right ventricle.
Advertisements
Solution
The left ventricle pumps blood to the farthest points in the body such as the feet, the toes and
the brain against the gravity while the right ventricle pumps the blood only up to the lungs.
Therefore, the left ventricle has thicker walls than the right ventricle.
RELATED QUESTIONS
Aqueous humour, Vitreous humour, lris, Central canal
Draw the structure of a human heart and label its parts.
Name the following:
The valve present in between the chambers on the right side of the human heart.
What does the term “double circulation” mean?
Fill in the blanks with suitable words given below:
The oxygen-rich blood is pumped into different parts of the body through ______.
Describe the functions of the: Blood vessels
Find the odd one out, giving reason.
Given below is a schematic representation of the circulatory system in man. Study the same and answer the questions that follow:
(i) Label the parts 1 to 4 indicated in the diagram.
(ii) Give one difference between parts 1 and 2 based on:
(a) their structure
(b) the nature of blood flowing through them.
(iii) What is the specific name of the type of blood circulation that takes place between the heart and the lungs?
(iv) Name the valve found at the beginning of the part labeled 3.
Serum differs from blood in lacking ____________.
______ refers to a marked decrease in the number of platelets.
