Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «P»:
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Parietal bone
Parietal bone: The main side bone of the skull.
Although the parietal bone is curved, it is considered a flat
bone, as opposed to a tubular bone. It is shaped like an irregular
quadrangle. It articulates (joins) with the other parietal bone in
the midline, with the frontal bone in front of it, ...
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Parietal lobe
Parietal lobe: Part of the brain, specifically the section of the cerebral hemisphere that lies beneath the parietal bone, the main side bone of the skull.
The word "parietal" comes from the Latin "parietalis"
meaning "belonging to the wall."...
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Parietal pericardium
Parietal pericardium: The outer layer of the pericardium which is a conical sac of fibrous tissue that surrounds the heart and the roots of the great blood vessels.
The pericardium has outer and inner coats. The outer coat is tough and thickened, loosely cloaks the heart, and is attached to the cen...
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PARK1
PARK1: Familial Parkinson disease type 3....
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PARK10
PARK10: Familial Parkinson disease type 10....
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PARK11
PARK11: Familial Parkinson disease type 11....
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PARK2
PARK2: Familial Parkinson disease type 2 ....
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PARK3
PARK3: Familial Parkinson disease type 3....
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PARK4
PARK4: Familial Parkinson disease type 4....
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PARK5
PARK5: Familial Parkinson disease type 5....
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PARK6
PARK6: Familial Parkinson disease type 6....
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PARK7
PARK7: Familial Parkinson disease type 7....
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PARK8
PARK8: Familial Parkinson disease type 8....
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PARK9
PARK9: Familial Parkinson disease type 9....
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Parkinson disease
Parkinson disease: A slowly progressive neurologic disease characterized by a fixed inexpressive face, a tremor at rest, slowing of voluntary movements, a gait with short accelerating steps, peculiar posture and muscle weakness, caused by degeneration of an area of the brain called the basal ganglia...
