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单词 medulla spinalis
释义

medulla spinalis


Thesaurus
Noun1.medulla spinalis - a major part of the central nervous system which conducts sensory and motor nerve impulses to and from the brainmedulla spinalis - a major part of the central nervous system which conducts sensory and motor nerve impulses to and from the brain; a long tubelike structure extending from the base of the brain through the vertebral canal to the upper lumbar regionspinal cordfuniculus - any of several body structure resembling a cordspinal vein, vena spinalis - veins that drain the spinal cordneural structure - a structure that is part of the nervous systemGolgi cell, Golgi's cell - a neuron in the cerebral cortex with short dendrites and with either a long axon or a short axon that ramifies in the grey mattercentral nervous system, CNS, systema nervosum centrale - the portion of the vertebrate nervous system consisting of the brain and spinal cordcerebrospinal fluid, spinal fluid - clear liquid produced in the ventricles of the brain; fills and protects cavities in the brain and spinal cord
EncyclopediaSeespinal cord

medulla spinalis


medulla

 [mĕ-dul´ah] (L.) 1. the inmost part of a structure or organ.2. medulla oblongata.3. marrow. adj., adj med´ullary.adrenal medulla the inner portion of the adrenal gland, where epinephrine and norepinephrine are produced.medulla of bone marrow" >bone marrow.medulla oblonga´ta that part of the hindbrain continuous with the pons above and the spinal cord below; it houses nerve centers for both motor and sensory nerves, where such functions as breathing and the beating of the heart are controlled. See also brain.medulla os´sium marrow" >bone marrow.renal medulla the inner part of the substance of the kidney, composed chiefly of tubules" >collecting tubules, and organized into a group of structures called the pyramids" >renal pyramids.medulla spina´lis (medulla spina´lis) spinal cord.medulla of thymus the central portion of each lobule of the thymus; it contains many more reticular cells and far fewer lymphocytes than does the surrounding cortex.

spi·nal cord

[TA] the elongated cylindric portion of the cerebrospinal axis, or central nervous system, which is contained in the spinal or vertebral canal. Synonym(s): medulla spinalis [TA], chorda spinalis, spinal marrow

spi·nal cord

(spī'năl kōrd) [TA] The elongated cylindric portion of the cerebrospinal axis, or central nervous system, which is contained in the spinal or vertebral canal.
Synonym(s): medulla spinalis.

medulla

(me-dul'a, dul') plural.medullae [L. medulla, marrow, pith] 1. Marrow (1).2. In anatomy, the innermost or central portion of an organ in contrast to the cortex.3. The caudal segment of the hindbrain. Synonym: medulla oblongata; bulb (2)4. The medulla ossium. medullary (med'ul-er?e, mej?), adjectiveADRENAL MEDULLA

adrenal medulla

The central tissue of the adrenal gland. It is filled with pheochromocytes, which are derived from the neural crest and resemble postsynaptic sympathetic ganglion cells. In response to stimulation by presynaptic sympathetic axons, the pheochromocytes secrete epinephrine and norepinephrine into the bloodstream. See: illustration See: adrenal gland

medulla of hair

The central axis of a hair.

medulla of kidneys

See: pyramid, renal

medulla nephrica

See: pyramid, renal

medulla oblongata

Medulla (3).

medulla ossium

Marrow (1).

medulla of ovary

The central portion of the ovary, composed of loose connective tissue, blood vessels, lymphatics, and nerves.

medulla spinalis

The spinal cord.

spi·nal cord

(spī'năl kōrd) [TA] The elongated cylindric portion of the cerebrospinal axis, or central nervous system, which is contained in the spinal or vertebral canal.
Synonym(s): medulla spinalis.

medulla spinalis


Related to medulla spinalis: spinal medulla
  • noun

Synonyms for medulla spinalis

noun a major part of the central nervous system which conducts sensory and motor nerve impulses to and from the brain

Synonyms

  • spinal cord

Related Words

  • funiculus
  • spinal vein
  • vena spinalis
  • neural structure
  • Golgi cell
  • Golgi's cell
  • central nervous system
  • CNS
  • systema nervosum centrale
  • cerebrospinal fluid
  • spinal fluid
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更新时间:2024/12/23 12:51:22