Nervous System :Function, Unit & Structure of Nervous System

Nervous System : Function, Unit & Structure of Nervous System

In multicellular animals, there are present many organs and organ systems. Every organ system performs a these organ systems collectively constitute an organism. Have you ever thought that how can many be made one ? How can unification (integration) be achieved ? We are going to discuss about Nervous System, Function of Nervous System, Unit of Nervous System & Structure of Nervous System.

Excretory System : Excretory products & structure of kidney

Excretory System

As a result of the complex chemical reactions taking place within the body, certain metabolic waste products are formed. For example : large amounts of CO2 and water are produced from metabolism of carbohydrates, fats and proteins. We are going to discuss about Excretory System, products from Excretory System & structure of kidney.

HUMAN HEART : Location and Structure of Human Heart details

HUMAN HEART 

Human heart is a reddish brown, pulsatile, pumping centre. It pumps and collects blood to and from the various body parts. It is of the size of a human closed fist. It weighs about 300 g. It is a broad conical structure. Upper side of human heart is broad called base and the lower pointed side is called apex.