Digestive System Do you know which system of the body converts food into the nutrients? It is the digestive system (1, 2). These nutrients provide the energy we need to survive. It also processes solid waste, or stool, with the help of a bowel movement. The organs of the digestive system are: Mouth, Esophagus, Stomach, […]
Digestive System: What is the Structure and Function? Read More »
Physiology Overview Physiology is the study of the functioning of the human body. It is the above-mentioned systems that maintain a steady-state/ homeostasis or milieu-interieur as defined by the French physiologist Claude Bernard and American physiologist Walter Canon. Rudolph Virchow, (who gave the postulates of cell theory, that all cells arise from pre-existing cells and
Introduction to Human Body: Human Body Organization, Organ Systems and Anatomy Overview The Human Body: The human body is the result of millions of years of evolution. Keeping in line with the ‘Theory of Natural Selection’, as envisaged by Charles Darwin, it has evolved with time. Some organs have been reduced to a vestige (the
The brain is one of the largest and most complex organs of the human body. It is the central organ of the nervous system and along with the spinal cord, it makes up the central nervous system. The adult human brain contains about 95% of the neural tissue and weighs about 1.4 kilograms. The brain
The neural tissue contains two distinct cell types: neurons and neuroglia. Before knowing about these cells, lets first discuss briefly the Nervous System. The nervous system is among the smallest of organ systems in terms of body weight and yet is the most complex and the most important one. The nervous system includes all of the
