By: Janet Grischy
Ultrasound is very high frequency sound, so high that human ears cannot hear it. It is used to make images of bodily organs, and especially of fetuses, because ultrasound images, sonograms, can be made without exposing a patient to radiation or surgery. The process is...
Surgical and nonsurgical management of small bowel obstruction
By: Nicole Evans M.D.
A small bowel obstruction is a serious medical condition in which the normal flow of digested food and intestinal secretions is blocked. The most frequent causes of small bowel obstruction are hernias and adhesions, though tumors and strictures can cause blockage. The interrupted flow of...
Different types of epithelium tissues
By: Tarek Musslimani
Epithelium is a medical concept that is usually learned by medical students in their second year of medical study as part of a course in medical histology. Histology refers to a medical science which specializes in the research and investigation of the various body tissues...
Do Humans use only 10 Percent of their Brain
By: Gerard MP
Our brains are complex anomalies. The question " should we use use more of our brain power"? , would undoubtedly be yes. It's difficult to say what percentage exactly we as humans use. As human beings are the only species living on this planet able to...
An overview of human connective tissues
By: Tarek Musslimani
Connective tissue is a concept of medical histology which is a science that deals with research and education of the body tissues in addition to its structure and function. This concept is usually taught to second year medical students within the framework of a course...
What to expect when you donate blood
By: Kerryn Wik
I am a whole blood donor, veteran of six donations at the Toowoomba Blood Bank, in Queensland, Australia. It is an amazing experience. The moment you walk in your heart is racing. You're nervous-it'll hurt (those are big needles they shove in your arm), what...
Blood vessel repair with BioGlue in cardiac surgery
By: Margie Miklas
BioGlue is a surgical adhesive, with a wide range of uses, particularly in the field of blood vessel repair in cardiac surgery. It is the chief surgical adhesive utilized in cardiac surgery throughout the world. Manufactured by CryoLife, Inc, BioGlue has been used in 550...
Classification of human glands
By: Tarek Musslimani
Glands are special cellular structures in the body which are characterized by their secretions in the body of compounds that have very specific role in the body. Glands can secrete their content on one of two possible manners. These are: endocrine and exocrine secretions. Endocrine...
The anatomy of the brain
By: Tarek Musslimani
The human brain is composed of four anatomical structures. These are: The brainstem and the cerebellum and the diencephalon in addition to the cerebrum. The brainstem is in turn divided into three structures. These are: the pons and the medulla in addition to the midbrain...
By: Omar Salvador
In 1957, while working on the mechanism of viral interference (specifically, the resistance of a cell infected with one virus to superinfection with a second unrelated virus) at the National Institute for Medical Research in London, Alick Isaacs (a British virologist) and Jean Lindenmann (a...

 

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