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medulla    音标拼音: [mɪd'ʌlə] [mɪd'ulə]
n. 骨髓,髓质,延髓

骨髓,髓质,延髓

medulla
n 1: a white fatty substance that forms a medullary sheath
around the axis cylinder of some nerve fibers [synonym:
{myelin}, {myeline}, {medulla}]
2: lower or hindmost part of the brain; continuous with spinal
cord; (`bulb' is an old term for medulla oblongata); "the
medulla oblongata is the most vital part of the brain because
it contains centers controlling breathing and heart
functioning" [synonym: {medulla oblongata}, {medulla}, {bulb}]
3: the inner part of an organ or structure in plant or animal
[ant: {cortex}]

Medulla \Me*dul"la\, n. [L.]
1. Marrow; pith; hence, essence. [Obs.] --Milton.
[1913 Webster]

2. (Anat.) The marrow of bones; the deep or inner portion of
an organ or part; as, the medulla, or medullary substance,
of the kidney; specifically, the medula oblongata.
[1913 Webster]

3. (Bot.) A soft tissue, occupying the center of the stem or
branch of a plant; pith.
[1913 Webster]

4. See {medulla oblongata}.
[PJC]

{Medulla oblongata}. [L., oblong medulla] (Anat.), the
posterior part of the brain connected with the spinal
cord. It includes all the hindbrain except the cerebellum
and pons, and from it a large part of the cranial nerves
arise. It controls very largely respiration, circulation,
swallowing, and other functions, and is the most vital
part of the brain; -- called also {bulb of the spinal
cord}. See {Brain}.
[1913 Webster]

Medulla, FL -- U.S. Census Designated Place in Florida
Population (2000): 6637
Housing Units (2000): 2739
Land area (2000): 5.675822 sq. miles (14.700312 sq. km)
Water area (2000): 0.017590 sq. miles (0.045557 sq. km)
Total area (2000): 5.693412 sq. miles (14.745869 sq. km)
FIPS code: 43925
Located within: Florida (FL), FIPS 12
Location: 27.962551 N, 81.980790 W
ZIP Codes (1990):
Note: some ZIP codes may be omitted esp. for suburbs.
Headwords:
Medulla, FL
Medulla


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  • Medulla Oblongata: What It Is, Function Anatomy
    Your medulla oblongata (med-oo-la ob-long-ah-ta), often just called the medulla, is a key part of your nervous system It’s key not only because of its location but also because of what it controls Some of its jobs include: Manages heart, circulation and breathing Your medulla is where your cardiovascular and respiratory systems link
  • Medulla oblongata | Description, Anatomy, Function | Britannica
    medulla oblongata, the lowest part of the brain and the lowest portion of the brainstem The medulla oblongata is connected by the pons to the midbrain and is continuous posteriorly with the spinal cord , with which it merges at the opening (foramen magnum) at the base of the skull
  • Medulla Oblongata: Location, Function, Injury, and Illness
    The medulla oblongata is the brain section responsible for conscious thought and the regulation of involuntary action It lies on the brain stem edge, in the front of the cerebellum
  • Medulla Oblongata: Function, Location, and Potential . . . - WebMD
    What Is the Medulla Oblongata? Where Is the Medulla Oblongata Located? What Does the Medulla Oblongata Do? Medulla Oblongata Disorders and Conditions





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