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Disc
Disc Shortened terminology for an intervertebral disc, a disk-shaped piece of specialized tissue that separates the bones of the spinal column.
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Disc
Shortened terminology for an intervertebral disc, a disk-shaped piece of specialized tissue that separates the bones of the spinal column.
Tissue
Biological tissue is a group of cells that perform a similar function.The study of tissues is known as histology, or, in connection with disease, histopathology.The classical tools for studying the tissues are the wax block, the tissue stain, and the optical microscope, though developments in electron microscopy, immunofluorescence, and frozen sections have all added to the sum of knowledge in the last couple of decades.
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Direct-entry midwife
A midwife who has entered the profession of midwifery as an apprentice to a practicing midwife rather than attending a formal school program.
Directed DNA sequencing
Successively sequencing DNA from adjacent stretches of a chromosome.
Directives, advance
Known also as advance medical directives, these are documents that pertain to treatment preferences and the designation of a surrogate decision-maker in the event that a person should become unable to make medical decisions on their own behalf. Advance directives generally fall into three categories: living will, power of attorney and health care proxy.
Directives, advance medical
These documents pertain to treatment preferences and the designation of a surrogate decision-maker in the event that a person should become unable to make medical decisions on their own behalf. Advance directives generally fall into three categories: living will, power of attorney and health care proxy.
Disaster supplies kit
Items stored in case of emergency, such as a prolonged power outage, earthquake, or flood.
Disc
Disc, cervical
A disk shaped piece of specialized tissue that separates the vertebral bones of the spinal column in the neck.
Disc, optic
The circular area in the back of the inside of the eye where the optic nerve connects to the retina. Also called the optic nerve head.
Disc, slipped
Rupturing of the tissue that separates the vertebral bones of the spinal column.
Discharge
1.The flow of fluid from part of the body, such as from the nose or vagina. 2. The passing of an action potential, such as through a nerve or muscle fiber. 3. The release of a patient from a course of care. The doctor may then dictate a discharge summary.
Discordance
1. The presence of any given condition such as HIV in only one member of a couple. 2. In genetics, the presence of a phenotype such as asthma in only one members of a twin pair. 3. In clinical care, lack of agreement between physician and patient.In all sense, disconcordance is as opposed to concordance.
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