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Glossary of Terminology Six

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Cortex, Cortic/o
Outer portion of organ
Corticospinal
Pertaining to the cerebral cortex and the spinal cord
Cephal/o
Head
Cephalocaudad
Proceeding in a direction from the head toward the tail.
Blephar/o
Eyelid
Blepharoptosis
Drooping of the upper eyelid
Gangli/o
Ganglion, knot, swelling
Postganglionic
Beyond or posterior to a ganglion (a cluster of nerve cell bodies outside of the CNS.)
Encephal/o
Brain
Encephalitis
Inflammation of the brain
Cycl/o
Circular, a cycle, relating to the circular body of the eye
Cycloplegia
Paralysis of the ciliary muscles, therefore paralysis of the accomodation of the lens
Ker/a, Kerat/o
Horny tissue or Cornea
keratinization
Developmenet of a horny quality in a tissue
Keratitis
Inflammation of the cornea
Gnos/o, -gnosis
Knowledge
Prognosis
A forecast of the probable course of a disease
Gli/o, -glia
Glue
Neuroglia
non-conducting cells of nervous tissue with supportive and metabolic functions
Mes/o
Middle, partial, mesentery
Mesencephalon
Mid-brain
Mesocolon
Mesentery connecting colon to posterior abdominal wall.
Medulla, Medull/o
Innermost portion of an organ, marrow
Lacrim/o
Tear, tears
Lacrimation
secretion of tears
Mydriasis
Dilation of the pupil
Mio-,Meio-
Less or Smaller
Miosis
Constriction of the pupil
Meiosis
Cell division resulting in halving the number of chromosomes
Met/a
After, beyond, over, change
Metastasis
The transfer of diseases from one organ or tissue to another not directly connected with it. A growth of abnormal cells or microorganisms distant from the site first involved
Ophthalm/o
Eye
Ophthalmoptosis
Protrusion of the eyeball
Nystagmus
An involuntary oscillation of the eyeballs, either horizontal, vertical, or rotary
Myopia
Nearsightedness
Scler/o
Hard, Sclera of the eye
Sclerosis
A hardening, esp. from inflammation and disease of interstitial substance.
Ptosis, -ptosis
A falling, downward placement
Gastroptosis
Downward displacement of the stomach
Opt/o, Optic/o
Relating to eye or vision
Optometrist
A non-medical specialist who measures powers of vision and fits glasses to correct visual defects
-ist
One who specializes in
Pharmacist
one who prepares and dispenses drugs and has knowledge concerning their properties.
-ectomy
Surgical removal,excision
Gastrostomy
Establishing an artificial opening into the stomach
-opia, -opsia, -opsy
Condition of vision
Agnosia
Loss of ability to comphrend or recognize the meaning of sensory stimuli although the sensation is perceived
Astereognosis, Stereoagnosis
Inability to recongnize forms or objects by touch
Electroencephalography
the making of graphic records of the electrical potentials of the brain and the study and interpretation of such recordings
Exophthalmos
Abnormal protrusion, projection, of the eyeball
Ganglioplegic
Blocking the transmission of impulses through autonomic ganglia, or a drug which does the same
Lacrimal
Pertaining to the tears
Miotic
Pertaining to constriction of the pupil, or an agent which causes the pupil to constrict
Myringotomy
Surgicial incision or puncture of tympanic membrane
Ophthalmology
The branch of medicine dealing with the function of the eye and its diseases
Optometry
Measurement of visual powers and fitting with corrective lens, if needed.
Ostosclerosis
A disease of the ear with formation of new bone along the wall of the inner ear, which may cause deafness by restricting movement of the stapes in the oval window
Presbyopia
Defect in vision due to advancing age, involving loss of accomdation and recession of the near point, due to loss of elasticity of the lens.

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