By: Pauline Young
In 2004, a study of Australian hospitals revealed that 18,000 preventable deaths occurred each year. Imagine the uproar if 55 people died every day on the roads of a country whose population is just 21 million. Needless to say there was considerable publicity given...
By: Magda DH
Ben Goldacre is a doctor of medicine as well as a journalist and media personality. He has been writing in The Guardian (as well as on his website called badscience.net) about quackery, various instances of pseudo-science, debunking snake oil salesmen and particularly evidence based...
The different types of organ systems and their functions in humans
By: Erich Rosenberger M.D.
The human body is a fascinating biological machine. Within the human body are a series of organ systems. Each of these systems is vital to the proper functioning of a person. Many of these organ systems are dependent on each other - what effects one...
Overview of types of skin neoplasms
By: Tarek Musslimani
Neoplasms in the body can be of two types. These are benign as well as malignant neoplasms. In skin neoplasms are also observed benign as well as malignant kinds of tumours. In certain cases benign neoplasms can be premalignant. Namely, they can predispose to malignancy...
By: Wendy R.
The human immune system is very complex, and the body’s largest organ, the skin, provides the first order of defense when a virus, bacteria or some other pathogen tries to get into the body. The skin, which is multi-layered, provides a natural barrier to...
Structure and function of the salivary glands
By: Tarek Musslimani
There are several salivary glands in the mouth, the most important of which are the parotid gland and the submandibular gland in addition to the sublingual gland. In addition to these three types of glands, there are several other small salivary glands which also specialize...
Understanding the human brain
By: Mary Tyrer
The Brain is the most intricate part of the human body. The brain controls how a person's physical movement, his or her ability to learn, understand. In addition, the brain controls every sensation a person experiences. Chemicals in the brain, neurotransmitters, and neurons in areas...
How do we sense color?
By: Erich Rosenberger M.D.
The human eye is an amazing structure. With your eyes, you are able to see the world around you. But vision in humans is more than just seeing the basic objects, it also allows us to perceive color. How we sense color is actually a...
By: Dr Pandula Siribaddana
Sinuses and its function: Sinuses are cavities filled with air within the skull bone and it is lined by a glandular epithelium known as the ‘mucosa’. These lining tissues will contain many glands which secrete mucus and it will drain into the nasal cavity...
Difference between systemic and pulmonary circulation
By: Alicia M Prater PhD
The function of the human circulatory system is to transport oxygen and nutrients to the tissues, but also to transport wastes to the kidneys and lungs for excretion. The system, known collectively as circulation, is a series of blood vessels filled with plasma and blood...

 

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