NCERT Solutions for Class 11 Chapter 18 – Body Fluids and Circulation
Biology is the study of living organisms and how organisms interact with the environment. NCERT Solutions for Class 11 Biology Chapter 18 breaks down the solutions into detailed steps and explains the answer thoroughly, which helps you understand the pattern of questioning and a way to increase your score in a exams
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CBSE Class 11 Biology Chapter Body Fluids and Circulation NCERT Solutions
In NCERT Solutions for Class 11 Biology Chapter 18, you will understand about blood, lymph (tissue fluid), plasma, circulatory pathways, double circulation, regulation of cardiac activity and disorders of circulatory system, formed elements, blood groups, coagulation of blood, human circulatory system, cardiac cycle and electrocardiography (ECG).
Sub topics covered under NCERT Solutions for Class 11 Biology Chapter 18
- 18.1 – Blood
- 18.1.1 – Plasma
- 18.1.2 – Formed Elements
- 18.1.3 – Blood Groups
- 18.1.4 – Coagulation of Blood
- 18.2 – Lymph (Tissue Fluid)
- 18.3 – Circulatory Pathways
- 18.3.1 – Human Circulatory System
- 18.3.2 – Cardiac Cycle
- 18.3.3 – Electrocardiograph (ECG)
- 18.4 – Double Circulation
- 18.5 – Regulation of Cardiac Activity
- 18.6 – Disorders of the Circulatory System
NCERT Solutions for Class 11 Biology Chapter 18
In NCERT Solutions for Class 11 Biology Chapter 18, you will learn about the composition and properties of blood and lymph (tissue fluid) and the mechanism of circulation of blood, functions of the circulatory system, components of blood, functions and different types of blood cells. Let us now discuss the subtopics included in Chapter 18.
18.1 – Blood
In this, you will study about the blood which is a fluid connective tissue composed of a fluid matrix, plasma, and the blood corpuscles, its uses, its composition.
18.1.1 – Plasma
In this, you will study about plasma which is a liquid part of the blood which is straw-colored, viscous fluid.
18.1.2 – Formed Elements
In this, you will study about formed elements which are erythrocytes, leucocytes, and platelets.
18.1.3 – Blood Groups
In this, you will study about blood group, the main types of grouping are ABO and Rh.
18.1.4 – Coagulation of Blood
In this, you will study about clotting of blood when an injury in blood vessel happens.
18.2 – Lymph (Tissue Fluid)
In this, you will study about tissue fluid which consists of a fluid matrix, plasma, white blood corpuscles or leucocytes, its functions.
18.3 – Circulatory Pathways
In this, you will study about the circulatory system and its types i.e. open circulatory system, closed circulatory system.
18.3.1 – Human Circulatory System
In this, you will study about the human circulatory system which is a closed circulatory system consists of the heart, blood capillaries, arteries, veins, lungs.
18.3.2 – Cardiac Cycle
In this, you will study about the circulation of blood from lung to heart and heart to the organs of the human body.
18.3.3 – Electrocardiograph (ECG)
In this, you will study about electrocardiograph which is a graphical representation of the electrical activity of the heart during the cardiac cycle.
18.4 – Double Circulation
In this, you will study the double circulation of blood which is the flow of same blood twice through the heart once in oxygenated form and other in deoxygenated form.
18.5 – Regulation of Cardiac Activity
In this, you will study about special neural centre in medulla oblongata moderates the cardiac function by ANS which contains Sympathetic nerve, parasympathetic nerve
18.6 – Disorders of Circulatory System
In this, you will study about hypertension, coronary artery disease, angina, heart failure, coronary thrombosis.
You can download NCERT Solutions for Class 11 Biology Chapter 18 PDF by clicking on the button below.
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