
12. RESPIRATORY SYSTEM
RESPIRATORY SYSTEM The respiratory tract forms the path through which air passes from the nose to the lungs. Exchange of gases…

RESPIRATORY SYSTEM The respiratory tract forms the path through which air passes from the nose to the lungs. Exchange of gases…

CARDIOVASCULAR SYSTEM The cardiovascular system comprises the heart, blood vessels, and blood. Blood acts as a carrier for oxygen and nutrients…

INTRODUCTION TO LYMPHATIC SYSTEM The lymphatic system forms a closed network of lymph vessels through which lymph circulates all over the…

BLOOD GROUP BLOOD GROUP: A blood type or blood group is the classification of blood on the basis of the presence…

BLOOD CLOTTING (COAGULATION) Blood coagulation (or blood clotting) is the process by which blood from its liquid state changes to a…

PROCESS OF HEMOPOIESIS HEMOPOIESIS: Around 250 billion (25 × 10¹⁰) new RBCs, 20 billion (20 × 10⁹) new WBCs, and 25…

BLOOD AND HAEMOPOIETIC SYSTEM The system of organs and tissues, including the bone marrow, spleen, thymus and lymph nodes, involved in…

JOINTS (ARTICULATIONS) The site where more than two bones meet to carry out the movement is known as a joint or…

HUMAN SKELETON (OSSEOUS SYSTEM) A skeleton is a framework of joined bones that forms the supporting structure of the body. It…

TISSUES OF HUMAN BODY Tissues are a group of cells having similar structure and function. The study of tissues is known…