Hypovolemic shock

Definition: Hypovolemic shock is a particular form of shock in which the heart is unable to supply enough blood to the body. It is caused by...

The Heart

The human heart has four chambers : two thin-walled atria on top, which receive blood, and two thick-walled ventricles underneath, which pu...

Microcirculation Structure and Function

The microcirculation is comprised of arterioles, capillaries, venules, and terminal lymphatic vessels. Arterioles · Small precapillary resis...

Microcirculation Structure and Function

The microcirculation is comprised of arterioles, capillaries, venules, and terminal lymphatic vessels. Arterioles · Small precapillary resis...

Constipation

is a common gastrointestinal problem. People who experience constipation have infrequent bowel movements, pass hard stools or strain during ...

Diarrhea

is the frequent passing of loose or watery stools. Acute diarrhea, which is a common cause of death in developing countries, appears rapidly...

Rigor mortis

is a recognizable sign of human death that is caused by a chemical change in the muscles, causing the limbs of the corpse to become stiff (...

Myasthenia gravis

is a neuromuscular disorder characterized by variable weakness of voluntary muscles, which often improves with rest and worsens with activit...

Erythroblastosis fetalis

Rh-positive red blood cells in the fetus are attacked by antibodies from an Rh-negative mother. These antibodies make the Rh-positive cells ...

Attention-deficit/hyperactivity disorder (ADHD)

is a chronic condition that affects millions of children and often persists into adulthood. Problems associated with ADHD include inattentio...

Abreviations for Medical and Scientific terms

Some of the most frequently used abbreviations have been listed here. Notice that some have more than one interpretation. It is important to...

What is Pulmonary Edema?

Pulmonary oedema is a condition in which fluid accumulates in your lungs,  caused by back pressure in the lung veins. Pulmonary oedema is a ...

Hypoxia

Hypoxia Hypoxia is a state of oxygen deficiency in the body which is sufficient to cause an impairment of function. Hypoxia is caused by the...

Alzheimer's Disease

Also called: AD Alzheimer's disease (AD) is the most common form of dementia among older people. Dementia is a brain disorder that serio...

Hemophilia

is a bleeding disease thata occurs almost exclusively in males.In 85 percent of cases, it is caused by an abnormality or deficiency of Fac...

ECG

What is ECG? When impulses passes through heart the electrical current also spreads to the surrounding tissue and to surface of body.When el...

ECG

What is ECG? When impulses passes through heart the electrical current also spreads to the surrounding tissue and to surface of body.When el...

Arthritis

What is arthritis? What causes arthritis? Arthritis is a joint disorder featuring inflammation. A joint is an area of the body where two dif...

Parkinson's disease

(also known as Parkinson disease or PD ) is a degenerative disorder of the central nervous system that often impairs the sufferer's mo...