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umbilicus    
n. 脐,中心

脐,中心

umbilicus
n 1: a scar where the umbilical cord was attached; "you were not
supposed to show your navel on television"; "they argued
whether or not Adam had a navel"; "she had a tattoo just
above her bellybutton" [synonym: {navel}, {umbilicus},
{bellybutton}, {belly button}, {omphalos}, {omphalus}]

Umbilicus \Um`bi*li"cus\, n. [L. See {Umbilic}.]
1. (Anat.) The depression, or mark, in the median line of the
abdomen, which indicates the point where the umbilical
cord separated from the fetus; the navel; the belly
button, in humans.
[1913 Webster]

2. (Gr. & Rom. Antiq.) An ornamented or painted ball or boss
fastened at each end of the stick on which manuscripts
were rolled. --Dr. W. Smith.
[1913 Webster]

3. (Bot.) The hilum.
[1913 Webster]

4. (Zool.)
(a) A depression or opening in the center of the base of
many spiral shells.
(b) Either one of the two apertures in the calamus of a
feather.
[1913 Webster]

5. (Geom.)
(a) One of the foci of an ellipse, or other curve. [Obs.]
(b) A point of a surface at which the curvatures of the
normal sections are all equal to each other. A sphere
may be osculatory to the surface in every direction at
an umbilicus. Called also {umbilic}.
[1913 Webster]

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  • Navel - Wikipedia
    The navel (clinically known as the umbilicus; pl : umbilici or umbilicuses; also known as the belly button or tummy button[1]) is a protruding, flat, or hollowed area on the abdomen at the attachment site of the umbilical cord
  • Umbilicus: Anatomy and function | Kenhub
    The umbilicus forms the fibrous remnant of the fetal-maternal connection, the umbilical cord During embryonic development, the umbilical cord acts as a conduit between mother and baby and creates a channel which allows blood to flow between the placenta and fetus
  • UMBILICUS Definition Meaning - Merriam-Webster
    The umbilicus, its clinical name, marks the former attachment point of the umbilical cord, the vascular structure that connected you to the placenta during fetal development
  • Care of the umbilicus and management of umbilical disorders . . . - UpToDate
    Within the first week of life, the remnant umbilical cord stump separates from the neonate, creating the umbilicus (commonly referred to as the navel) Infection, hernia, granulomas, and congenital anomalies can occur in the umbilicus and are more commonly seen in infancy
  • Umbilical Hernia: Symptoms, What It Is, Treatment Surgery
    An umbilical hernia is an unusual bulge you can often see or feel over your belly button (umbilicus) It develops when part of your small intestine, together with fat or fluid, forms a sac
  • Umbilical Cord Symptoms - Seattle Childrens
    Small round growth in center of navel after the cord falls off It's red Covered with clear mucus Not dry like normal skin How Often 1 out of 500 newborns Outcome Usually grows in size if not treated Can become an entry point for umbilical infections Treatment
  • Navel: Belly Button Anatomy Types - Cleveland Clinic
    After your umbilical cord stump heals closed and falls off, your navel doesn’t do much of anything for the rest of your life While it doesn’t do anything itself, it’s still important for aesthetic (beauty and appearance) reasons
  • Umbilical Conditions (belly button or navel: hernia, infection . . .
    he umbilicus (belly button or navel) is a structure in the middle part of the belly During the development of the baby in the mother’s womb, the umbilical cord connects the baby to the mother Through blood vessels in the umbilical cord, the mot
  • Umbilical hernia - Symptoms causes - Mayo Clinic
    Umbilical hernias are common and typically harmless An umbilical hernia creates a soft swelling or bulge near the navel It occurs when part of the intestine protrudes through the umbilical opening in the abdominal muscles Umbilical hernias in children are usually painless





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