segments

segment /seg·ment/ (seg´ment) a demarcated portion of a whole.

anterior segment of eye , anterior segment of eyeball the sclera, conjunctiva, cornea, anterior chamber, iris, and lens.

bronchopulmonary segments one of the smaller subdivisions of the lobes of the lungs, separated by connective tissue septa and supplied by branches of the respective lobar bronchi.

hepatic segments subdivisions of the hepatic lobes based on arterial and biliary supply and venous drainage.

posterior segment of eye , posterior segment of eyeball the vitreous, retina, and optic nerve.

renal segments subdivisions of the kidney that have independent blood supply from branches of the renal artery, including the superior, anterior superior, inferior, anterior inferior, and posterior segments.

spinal segments , segments of spinal cord the regions of the spinal cord to each of which is attached anterior and posterior roots of the 31 pairs of spinal nerves: eight cervical, twelve thoracic, five lumbar, five sacral, and three coccygeal.

Segments of the spinal cord (segmenta medullae spinalis), comprising 8 cervical, 12 thoracic, 5 lumbar, 5 sacral, and 1 or more coccygeal segments; shown relative to the vertebrae.

ST segment the interval from the end of ventricular depolarization to the onset of the T wave.

uterine segment either of the portions into which the uterus differentiates in early labor; the upper contractile portion (corpus uteri) becomes thicker as labor advances, and the lower noncontractile portion (the isthmus) is expanded and thin-walled.

seg·ment (s

nt)

1. A clearly differentiated subdivision of an organism or part, such as a metamere.

2. A part of an organ having independent function, supply, or drainage.

3. See zona.

segment

[seg′mənt]

Etymology: L, segmentum, piece cut off

a component, part, or part of a structure, such as a lobe of the liver or part of the intestine.

segment [seg´ment]

a demarcated portion of a whole. adj., adj segmen´tal.

behavior segment the smallest descriptive unit of a response to a stimulus.

bronchopulmonary s's the smaller subdivisions of the lobe of a lung; each segment is separated from others by a connective tissue septum and supplied by its own branch of the bronchus leading to the particular lobe.

hepatic s's subdivisions of the hepatic lobes based on arterial and biliary supply and venous drainage.

renal s's subdivisions of the kidney that have independent blood supply from branches of the renal artery, including the superior, anterior superior, inferior, anterior inferior, and posterior segments.

uterine segment either of the two portions into which the uterus becomes differentiated early in labor; the upper contractile portion (corpus uteri) becomes thicker as labor approaches, and the lower noncontractile portion (the isthmus) is thin walled and passive in character.

segment,

n 1., a section into which something may be divided.
2., a part of a larger structure delineated through arbitrary or naturally occurring boundaries, often corresponding with a spinal segment. Also used to describe single vertebra (i.e., as a “vertebral segment”).

segment,

n a part into which a body naturally separates or is divided, either actually or by an imaginary line.

segment

a demarcated portion of a whole.

bronchopulmonary segment

one of the subdivisions of the lobe of a lung, sometimes separated from others by a connective tissue septum and supplied by its own branch of the bronchus leading to the particular lobe.

hepatic s's

subdivisions of the hepatic lobes based on arterial and biliary supply and venous drainage.

segment

Vox populi A part of a larger region, structure, body. See Abominal segment, Bronchopulmonary segment, Cervical segment, Competitive segment, Diaphragmatic segment, Posterior segment.

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-tome Annelida augmentation cystoplasty basilar vertebra bronchopulmonary segment cranial vertebra enteroenterostomy esophagocoloplasty exclusion flail flail chest hodoneuromere ileocystoplasty intrasegmental inversion lumbar vertebrae lumbarization myotome neobladder			segment segment height segment of a bifocal lens segmental segmental anesthesia segmental bronchus segmental buds segmental dysfunction segmental fracture segmental neuritis segmental neuropathy segmental reflex segmental resection segmental resection of breast segmental spinal artery segmentation segmentation cavity segmentation cell segmentation method segmentation nucleus segmentectomy segmented cell segmented hyalinizing vasculitis segmented neutrophil segmenter neutrophil segments segments of spinal cord segmentum segregation segregation analysis segregation ratio segregator Segugio Italiano Seidlitz powder Seignette's salt seiki Seinfeld Syncope Seinfeld Syndrome seismotherapy Seitelberger's disease Seitz filter seize seizure seizure control seizure disorder seizure management seizure precautions seizure threshold Selachophobia selamectin Seldane			Segmented Housing Market Analysis segmented hyalinizing vasculitis Segmented Hyper-Graphic Segmented Large X Segmented Market Segmented Marketing Services, Inc. Segmented Markets segmented mirror telescope segmented network Segmented neutrophil Segmented Neutrophils Segmented Polyurethane Segmented Rail Surface Segmented Reporting Segmented Retrograde Intrabiliary Injection Segmented Service Quality Audit Segmented Variable Operating Safety Level Segmented Visual Analogue Scale segmented worm segmented worm segmented worm segmented worm segmenter neutrophil segmenting segmenting segmenting segmenting segmenting segmenting Segmenting Track Identifier segments Segments Left On Base segments of spinal cord Segments Packets Frames Bits segmentum segmentum Segner's Wheel Segni Segni, Antonio Segni, Antonio Segni, Giulio segnitia Segnitude segno segno segnos sego sego sego lily sego lily Sego Lily Center for the Abused Deaf SEGOB segoni-kun Segontium Segontium Roman Fort Segonzac, André Dunoyer de segos Segou Segou Ségou Ségou

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