Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «B»:
Behind-the-ear hearing aid
Behind-the-ear hearing aid: A hearing aid worn behind the ear. The device amplifies sounds more than most other types of hearing aids. Behind-the-ear (BTE) aids rest behind the ear. Sound is sent to the ear canal via the earmold and clear plastic tubing molded to fit in the outer ear area. BTEs are ...
Beijerinck: See: Beijerinck, Martinus W....
Beijerinck, Martinus W.
Beijerinck, Martinus W.: (1851-1931) Dutch microbiologist who was the first person to use the term "virus" for the invisible disease-causing material that he showed to be self-replicating. He originated selective culture techniques, also known as enrichment culturing, and was the first to isolate a ...
Bekam: Malay name for the practice of cupping. See: Cupping....
Belching: A normal process to relieve distention from
the air that accumulates in the stomach. The upper abdominal discomfort associated with excessive swallowed air may extend into the lower chest, producing symptoms suggesting heart or lung disease....
Bell: 1. Bell's palsy.
2. Bell, Charles....
Bell's palsy: Paralysis of the facial nerve, the nerve that supplies the facial muscles on one side of the face. Bell's palsy is also called facial nerve paralysis.
The cause of facial nerve paralysis is often not known, but is thought to be due to a virus. The facial nerve is the 7th cranial nerve...
Bell, Charles: (1774-1842) Renowned surgeon, anatomist and artist, who discovered Bell's palsy, paralysis of the facial nerve, the nerve that supplies the facial muscles on one side of the face. Bell waa a great neurologist and made many of the early discoveries in neurology including the Mona Lisa ...
Bell, Sir Charles
Bell, Sir Charles: See: Bell, Charles....
Belladonna: An herbaceous plant bearing the scientific name Atropa belladonna or
Atropa bella-donna, also known as deadly nightshade. The leaves and berries of the
plant are highly toxic and can lead to hallucinations and delirium when
ingested. Eating just a few berries from the plant can be fat...
Bellini duct carcinoma
Bellini duct carcinoma: (BDC) A rare type of kidney cancer that begins in the duct of Bellini (a continuation of the collecting tubules). BDC often grows and spreads quickly....
Belly: That part of the body
that contains all of the structures between the chest and
the pelvis. Also called the abdomen.
The belly (or abdomen) is separated anatomically from the chest by the diaphragm, the powerful muscle spanning the body cavity below the lungs.
The belly contains a host of ...
Belly button: The navel or umbilicus. The one-time site
of attachment of the umbilical cord. The term "belly button" was coined around
Belly pain: Pain in the abdomen. See: Abdominal pain....
Belt, seat: A belt used to hold an individual in their seat.
Motor vehicle accidents are the leading cause of death for teenagers in the United States. Over 70% of those killed were not wearing seat belts. Seat belts can help reduce death and injury by up to 60%.
Using a shoulder belt without a lap...