Medical Terminology

Process of Respiration in Humans – Diagram

What is Respiration? The process of respiration involves four stages –  ventilation which we know as breathing (inhalation or inspiration and exhalation  or expiration), exchange of gases between the air in the lungs and blood stream (pulmonary diffusion), transport of gases in the blood (perfusion) and exchange of >> Read More ...

What are Analgesics? Opioid and Non-Opioid Painkillers

What is an analgesic? An analgesic is any type of drug that relieves pain although this may only be a partial relief at times. It should not be confused with anesthetics that block pain and other impulses in the nerves to a degree that there is numbness. Analgesics are commonly referred to as painkillers or pain-killers >> Read More ...

Contagious Period and Duration of Seasonal, Swine and Bird Flu

Incubation Period vs Contagious Period Incubation (Lat. incubationem = a lying upon eggs) period is the time from exposure to a microbe (like influenza virus) to the appearance of the first symptoms. It is important to note that even though a person may be exposed to a microbe, they may not be infected with it and >> Read More ...

What is Anterior and Posterior?

This article is solely intended to assist readers with a basic understanding of the terms anterior and posterior. It is not intended to be used as an educational resource and may be oversimplified. Meaning of Anterior Anterior is the anatomical term for indicating that an organ or structure is towards the front of the >> Read More ...

Atrophy and Degeneration Meaning and Differences

What is Atrophy? Atrophy is a decrease in size of a part of a body. This can affect an organ, tissue or cell. Atrophy may be attributed to a decrease in size of individual cells or a reduced number of cells in the affected organ or tissue. Atrophy is usually acquired, meaning it is the result of a disease (pathological >> Read More ...
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