Artemidorus: Artemidorus of Daldis. Greek physician who wrote Oneirocritica, a work dedicated to the interpretation of dreams, in the middle of the second century C.E. Artemidorus gathered evidence during interviews with thousands of people about their dreams. While his work has often been dismissed as mere divination, the careful study of dreams by modern psychiatrists has brought them back into the realm of scientific observation. “In later antiquity Artemidorus of Daldis was regarded as the greatest authority on dream-interpretation …” (Sigmund Freud, The Interpretation of Dreams)
Artemisinin: Artemisinin: Artemisia (Artemisia annua), also known as sweet Annie or annual wormwood, is an annual herb native to China, where it is known as qinghao. Artemisia is mentioned in the Chinese Handbook of Prescriptions for Emergency Treatments of 340 AD for treatment of fevers. Artemisinin, pronounced ar-te-mis’-in-in with the accent on the mis, was […]
- Artemsisia annua
Artemsisia annua: A Chinese herb (qinghaosu or sweet wormwood) from which is extracted the antimalarial agent artemisinin.
- Arterial blood gas (ABG)
Arterial blood gas (ABG): The sampling of the blood levels of oxygen and carbon dioxide within the arteries, as opposed to the levels of oxygen and carbon dioxide in venous blood. Typically the acidity, or pH, of the blood is measured simultaneously with the gas levels in ABG sampling.
- Arterial tension
Arterial tension: The pressure of the blood within an artery, the arterial pressure. Also called the intra-arterial pressure.
- Arteries, coronary
Arteries, coronary: The vessels that supply the heart muscle with blood rich in oxygen. They are called the coronary arteries because they encircle the heart in the manner of a crown. The word “coronary” comes from the Latin “corona” and Greek “koron” meaning crown. Like other arteries, the coronaries may be subject to arteriosclerosis (hardening […]