types of body systems

Systems are of various types depending upon the exchange of mass and energy and the constituent between the system and the surrounding..

The figure shows dishes kept at different orientation, on each of which a marble is placed. If the marble in figure (a) is displaced slightly, it would rattle about for a while and come to rest in its original place. This is an example of stable equilibrium. A small disturbance to a system..

Types of Circulatory System - Animals possess two type of circulatory system. They are a) Open type and b) Closed type..

In the closed type of circulatory system, the blood remains inside the blood vessels and does not come out. The blood flows from arteries to veins through small blood vessels called capillaries. The closed type of circulatory system occurs in most of th..

First Law of Thermodynamics..

Systemic is the most widespread circulatory pathway. It accounts for supply of oxygenated blood to all the parts of the body and collection of deoxygenated blood from the tissues. The left ventricle of the heart opens into a major artery called the aorta. The aorta branches..

A section taken through any region of a typical plant body shows the presence of three tissue systems, namely Epidermal tissue system Ground tissue system and Vascular tissue syst..

The epidermis usually forms projections known as epidermal hairs. In the root, the epidermal hairs are unicellular and are called as root hairs. The root hairs penetrate between the soil particles to absorb water. In the stem and the leaf, the epidermal hairs are multicellular and are known a..

A well developed digestive system which can take care of the energy requirements of the animal is present. It consists of an alimentary canal and associated structures. The buccal cavity contains teeth, which are of three different types : incisors, premolars and molars. Canines..

A wide variety of physiological processes are carried out unconsciously by the endocrine system through chemical messengers called "hormones." The endocrine system is a collection of glands that produces these hormones, which are necessary for normal bodily functions. The ..