Human Body

Last Updated on July 1, 2016

Human Body :

  • Human Body is a combination of complex systems
  • Human body is made up of 206 bones
  • The muscles of human body enable motion of the body
  • The Human body inhales oxygen and exhales carbon di oxide
  • The fundamental unit of life is the cell that the whole human body is composed of

Human Body : (Short Essay)

Human body is a complex system that makes up a human being. Human body is made up of Head, Neck, Trunk, Arms, Hands, Legs and Feet. The major organs of our body are Brain, Heart, Kidneys, Liver and Lungs. The Human Body is made up of 206 Bones and bones give a shape to the body. The bones are covered by muscles that help to move the other parts of the body. The human body is made up of many body cavities, the most familiar one is the Spinal Cord. An average adult human body is composed of around 5 liters of blood.

Human Body : (Brief Essay)

Human body is a structure that makes up a human being. Human body comprises of Head, Neck, Trunk, Arms, Hands, Legs and Feet. The Human body is made up of 206 bones and the body is composed of 5.5 liters of blood. The muscles and bones are covered by skin the color of which is determined by a pigment called Melanin. The fundamental units of the Human body are cells (approximately 37.2 trillion cells) that make up the whole body. The Human body is made up of the following elements:

  • Calcium
  • Phosphorous
  • Carbon

The body type and the composition varies from person to person depending on Genetics, Diet and Exercise.

The Study of Human Body is called Human Anatomy and Physiology. The Human Body works with the help of the following Systems:

  1. Circulatory System
  2. Digestive System / Excretory System
  3. Renal System / Urinary System
  4. Nervous System
  5. Musculoskeletal System
  6. Endocrine System
  7. Integumentary System
  8. Reproductive System
  9. Respiratory System
  10. Lymphatic System / Immune System

The major parts of the human body are:

Brain, which is the central part of the nervous system. It controls the signals we send and receive inside our body. We are able to think, reason, analyze and perceive with the help of human brain

Heart, which is the central part of the circulatory system. Heart pumps blood that carries blood throughout the human body

Kidneys, which are central part of the urinary system. They help in removing waste and eliminating excess fluid from the blood

Liver, which is the central parts of the endocrine system. It detoxify harmful chemicals inside the body, breakdown the drugs that is taken in, purify the blood, assist the production of blood clotting proteins and help in secretion of bile

Lungs, which are the central parts of the respiratory system. They help in bringing in oxygen into the body and removing carbon di oxide from the body.