Advertisements
Advertisements
Question
Describe the functions of the: Heart
Advertisements
Solution
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
APPEARS IN
RELATED QUESTIONS
Explain ABO blood group system in human being with a suitable chart.
The vein that carries oxygenated blood.
What is Diapedesis?
A blood vessel which has small lumen and thick wall is ______.
Differentiate between the following pair of terms: Vena Cava and Aorta
Fill in the blank:
The blood vessels which carry blood from the heart to different parts of the body are called ______.
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.
Choose the correct alternative.
What is the minimum number of the plasma membrane that oxygen has to diffuse across to pass from air in the alveolus to haemoglobin inside a RBC?
Agranulocytes are about ______ % of total WBCs.
From the following identify the normal haemoglobin count in adult male.
