Glossary
BioScience.com.pk try the best to avoid the use of medical terms that could make it more difficult to understand the information on this website. Still, there are a number of terms that can't be avoided and that are useful to know because they are so often used by the doctors, nurses, and other medical professionals with whom you might speak. The list below includes the terms used on BioScience.com.pk for which we have provided definitions.
Term | Definition |
---|---|
Peritoneum | Membranes that cover the abdominal cavity and the outside of abdominal organs |
Peripheral nervous system | All parts of the nervous system except the brain and spinal cord |
Pericardium | Sac-like membrane that surrounds the heart and the base of the blood vessels that lead into it |
Pathologist | A physician who diagnoses and characterizes disease by examining a patient’s tissues, blood, and other body fluids. Pathologists work in two broad areas: |
Pathogenic | Disease-causing |
Pathogen | Organism that causes disease |
Paroxysmal choreoathetosis | A condition characterized by involuntary, intermittent, and irregular movements of facial muscles and limbs |
Parietal | |
Paresthesia | numbness, tingling, or prickling; an alteration in sensation |
Parenteral | Administration of a substance (e.g., a drug) by injection (under or through the skin) or intravenously but not through the digestive system (not enterally) |
Parasite | One of the four major groups of microorganisms (bacteria, viruses, fungi, and parasites) that may live freely in nature, live on another organism without harming it, or live at the expense of the host organism |
Paramecium | Any of a genus (Paramecium) of ciliate chiefly freshwater protozoans that have an elongate body rounded at the anterior end and an oblique funnel-shaped buccal groove bearing the mouth at the extremity. |
Paraganglioma | tumor that releases excess hormones called catecholamines (e.g., dopamine, epinephrine (adrenaline), norepinephrine and their metabolites, such as metanephrines) and usually occurs somewhere in the abdomen but outside the adrenal glands |
Pandemic | An epidemic that occurs over a wide geographic area (across continents) |
Pallor | Pale skin color |