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प्रश्न
what is Lymph nodes?
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उत्तर
Lymph nodes- The structures from which fresh lymph channels arise which pour the
lymph into major anterior veins.
संबंधित प्रश्न
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
A blood vessel which has small lumen and thick wall is ______.
Find the odd one out.
Explain the following:
Why is the closed circulatory system more efficient than the open system?
Draw the structure of human heart and label its parts
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.
Thin tube-like structures which are the component of circulatory system are called blood vessels.
Identify the function of the erythropoietin hormone produced by kidney cells.
Identify the CORRECT statement/s regarding blood clotting.
Name these:
Three circulating fluids in human body.
