More medical terms starting with 'P'
A measure of an environment's acidity or alkalinity. The more acidic the solution, the lower the pH. For example, a pH of 1 is very acidic; a pH of 7 is neutral; a pH of 14 is very alkaline.
The study of the absorption, distribution, metabolism and excretion of drugs and other substances in living organisms.
The presence of excess phosphates in the urine. This occurs in – and can even cause – alkaline urine (it's normally acidic), resulting in cloudy urine, small particle sedimentation, and the more common kinds of kidney stones.
Using your muscles for work, exercise or any other physical activity.
A sterol derived from plants.
0.000000000001 or a trillionth of a gram.
0.000000000001 or one trillionth of a liter.
A pharmacologically inactive substance. Often used to compare clinical responses against the effects of pharmacologically active substances in experiments.
See Premenstrual Dysphoric Disorder.
Chronic excessive thirst.
Excess urination. The excreted wastes may stay unchanged but they are dissolved in a far higher volume of water. Causes include drinking too much, diabetes, kidney disease, elevated thyroid function and others.
Circulation in which the outflow from one organ goes directly to a second organ, most commonly used to refer to the venous circulation of the intestine which goes to the liver.
High blood pressure (hypertension) in the hepatic portal system, which is made up of the portal vein and its branches that drain from most of the intestine into the liver. Hypertension occurs when there is an obstruction of blood flow through the liver, for example due to liver cirrhosis, and pressure rises within the portal vein.
Following a meal.
454 grams, or about half a kilogram.
Parts Per Billion. A measure of the concentration of a substance, usually in air or water.
Parts Per Million. A measure of the concentration of a substance, usually in air or water.
A biochemical substance, such as an intermediate compound in a chain of enzymatic reactions, from which a more stable or definitive product is formed.
Premenstrual Dysphoric Disorder:
Premenstrual Dysphoric Disorder (PMDD) is a condition in which a woman suffers severe depression, irritability, and tension before menstruation. The symptoms of PMDD are more severe than those seen with premenstrual syndrome (PMS).
An agent, neurologic or hormonal, that increases blood pressure.
A drug whose actions result from its conversion by metabolic processes within the body.
A prediction (estimate) of the future course and outcome of a disease and an indication of the likelihood of recovery from that disease.
Compounds composed of hydrogen, oxygen, and nitrogen present in the body and in foods that form complex combinations of amino acids. Protein is essential for life and is used for growth and repair. Foods that supply the body with protein include animal products, grains, legumes, and vegetables. Proteins from animal sources contain the essential amino acids. Proteins are changed to amino acids in the body.
Nearer to a point of reference such as an origin, a point of attachment, or the midline of the body.
Changes in the pigmentation of the colon.
Psychoanaleptic drugs: Central nervous system stimulants that reverse depression.
Inflammation, usually infectious, of the pulp of a tooth.
Abnormal contraction of the lower sphincter of the stomach.