Causes of birthmarks
By: Barbara Kasey Smith
Causes of birthmarks... *Don't believe old wives tales: Many old wives tales use to make a woman feel she did something she shouldn't have done if her newborn was born with a birthmark. Women don't believe anyone's tales about birthmarks because birthmarks cannot be prevented...
Interesting facts about the brain
By: Greg Goldmakher
Interesting facts about the brain The brain contains about 10 billion neurons, along with cells called glia, which support the neurons and help them do what they do. Each neuron consists of a cell body, a long tendril called an axon, which is the &ldquo...
The human sense of smell
By: Greg Goldmakher
How smell works Humans can distinguish about 10,000 different odors (for comparison, a dog or a rat can distinguish somewhere between 30,000 and 100,000). The details of how we do this were a mystery until the 1990s, and the people who figured...
A look at coronary circulation
By: Robert W. McDonald
Although the heart is the critical organ involved in the circulation of blood throughout the body, the heart muscle itself relies upon two relatively small arteries to supply its demand for oxygen and nutrients. This article will provide an overview of the heart's own blood...
Should Smokers and the Obese be Denied Coronary Artery Bypass Surgery
By: Robert W. McDonald
The question of whether or not smokers and the obese should be arbitrarily denied coronary artery bypass graft surgery (CABG) must be answered as “no.” I will defend this opinion by first assuming that access to health care is a fundamental right. By...
Neurology: What is a TIA?
By: Robert W. McDonald
TIA is an acronym for the medical condition known as Transient Ischemic Attack. A TIA, also known as a “mini-stroke” or a “brain attack,” is a short-lived occurrence of physical symptoms that are suggestive of a stroke that resolve (go away) within...
The benefits of early mobilization following surgery
By: John Green - 555922
The physiological stress applied to the body during surgery can cause great complications. The patient is in a decreased physical state andthis poses risk and harm to the tissues of the body and the organ systems. Great research has been emphasized on the effects of...
What are the types of white blood cells?
By: Leanne Black
White blood cells are cells circulating in the blood that defend the body from foreign invaders. They are considered part of the immune system. There are five major types of white blood cells: neutrophils, eosinophils, basophils, lymphocytes, and monocytes. Neutrophils, eosinophils, and basophils are known...
The uses of new technologies in life sciences
By: Pauline Young
In the past, patients suffering from recurrent palpitations and their physicians have found the problem very frustrating to manage. Although seeming like an eternity, each episode might only last a few seconds and never show up on an EKG. Even with wearing a Holter monitor...
How are medical robots used?
By: Bill Fitzgerald
Imagine a surgeon who can perform surgery with extreme precision, smaller incisions, decreased blood loss, less pain, and quicker healing time. That is one of the primary roles of robotics in modern medicine. Although technically considered to be teleoperated devices, robotic surgical system such as...

 

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