Overview of electrolytes in the human body
By: Tarek Musslimani
Electrolytes in the body are special ions and cations that each have a specific role in the body. These electrolytes are physiologically essential for the normal function of the body tissues. Electrolytes are soluble in water due to the presence of the charge on them...
What are the types of human neurons?
By: Dr. Manura Nanayakkara
Neuron is the fundamental building block of the nervous system. It is a cell capable of communicating with other neurons and various other compatible cells in the human body. Unlike most of the other cells it can generate an action potential, so neurons are called...
Could the AIDS Virus be Viewed as a Natural way to Stabilize Population Growth
By: Barry Girolamo
Acquired Immune Deficiency Syndrome (AIDS) is caused by the Human Immunodeficiency Virus (HIV). Genetic Scientists who have researched this terrible disease have concluded that HIV originated in west-central Africa during the late nineteenth century. The first diagnosed case of AIDS occurred in 1959. Anyone who...
Overview of the anatomy of the human spinal cord
By: Dr. Manura Nanayakkara
Spinal cord connects body and the brain. It is the main super highway that transmits nerve impulses. It takes sensory impulses from the sense organs, into the brain and takes the commands, from the brain into the muscles. Thirty one pairs of spinal nerves are...
Factors that affect blood pressure
By: Suzanne Rose
High blood pressure or hypertension can put you at a higher risk of a variety of serious conditions such as strokes and heart disease. It is important to keep this under control, and you can help do this by being aware of the factors that...
By: Dr Pandula Siribaddana
Heart bypass surgery or in other words Coronary Artery Bypass Grafting (CABG) is a surgical method that enables a person to bypass a blocked section of the coronary arteries and thereby improve the circulation to the heart musculature to improve its performance. The surgery is...
By: Dr Pandula Siribaddana
What is ‘hemoglobin’? Hemoglobin is a cellular constituent which carries oxygen within red blood cells to the required tissues. Following releasing its oxygen, the de-saturated hemoglobin would be re-oxygenated in the lungs. When a blood vessel contains oxygen rich, in other words, saturated, hemoglobin...
How the natural reflex mechanisms of the body protect humans from injuries
By: Raquel Ildefonzo
Have you ever experienced riding in a car under the low-hanging branches of a tree and then lowering your head quickly to avoid the boughs in spite of being safe inside the car? It happened to me countless times and I'm sure many have gone...
The first cell with a synthetic genome
By: Alicia M Prater PhD
Each living organism has a genetic code that determines its characteristics and properties. The genetic material carries the history of the organism’s development through generations – mutations, selection, and combinations. Each organism is a product of its parents, a combination of their genetic codes...
Structure and function of human neuroglia cells
By: Dr. Manura Nanayakkara
Neuroglia cells makes up most of the nervous system tissues and they outnumber neurons five to ten times. Neuroglia plays a major role in proper functioning of the nervous system. There are four main types in central nervous system and two main types in the...

 

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