Biology

The aim of this lecture is to present on how to control of the Heart Beat. The heart is made up of cardiac muscle. Cardiac muscle…

The circulatory system carries blood and dissolved substances to and from different places in the body. The Heart has the job of pumping these things around the…

Principle objective of this lecture is to present on Exercise and Health for Good Circulatory System. Circulatory System circulates blood  to every cell in the body. Our circulatory…

Main objective of this lecture is to present on Components of Blood. The main components of blood include: Plasma, Red blood cells, White blood cells and Platelets. Here briefly present…

Prime objective of this lecture is to present on Blood Vessels. Here briefly describe and compare the structure and function of: Arteries, Veins and Capillaries. The blood vessels consist of…

Blood with little oxygen is pumped from the Right Atrium through a valve to the Right Ventricle and through another valve into the Pulmonary Vein.…

Blood flows everywhere through the human body. The heart pumps blood to all our body cells, supplying them with oxygen and food. Blood also carries proteins and…

Basic objective of this lecture is to present on Blood. By thus lecture you can able to understand the composition of Blood; realize the function of red blood cells…

Prime purpose of this lecture is to present on Aerobic Respiration. Aerobic respiration needs oxygen to work. Most of the chemical reactions involved in the process happen…

General objective of this lecture is to present on Anaerobic Respirationin animals and Plants. In low oxygen conditions or during heavy exercise, when not enough oxygen can…

The aim of this lecture is to present on the Chemistry of Respiration. The energy released during respiration is not used directly by cells. Instead it is…

Principle purpose of this lecture is to present on Lungs. By this lecture you can understand the label the internal structures of the lungs; realize the features…