infundibulum definition

  • noun:
    • Any of numerous funnel-shaped actual passages, openings, frameworks, or components, specifically:
    • The stalk regarding the pituitary gland.
    • The calyx of a kidney.
    • The ovarian opening of a fallopian pipe.
    • A funnel-shaped cavity or organ.
    • A funnel-shaped or dilated organ or component
    • A central cavity into the Ctenophora, into which the gastric sac leads.
    • The siphon of Cephalopoda. See Cephalopoda.
    • In anatomy, a funnel-shaped organ or component.
    • In zöol.:
    • The channel or siphon of a cephalopod, formed by the coalescence or apposition of the epipodia: expected by Huxley become formed by the union and folding into a tubular as a type of procedures which correspond to the epipodia of pteropods and branchiogastropods. See cut-under Dibranchiata.
    • one of many gastric cavities associated with the Ctenophora, into that your gastric sac leads; a chamber linking the gastric hole utilizing the whole system of canals of this body, as well as leading to the aboral pores. It corresponds into the typical axial hole of actinozoans. See cut under Ctenophora.
    • The dilated upper extremity associated with the oviduct of a bird, which obtains the ovum from the ovarium, corresponding into fimbriated extremity for the Fallopian pipe of a mammal.
    • [capitalized] A genus of mollusks.
    • the 2 or three main divisions of the pelvis associated with the kidney. created by the confluence associated with the calyces.
    • some of various funnel-shaped body parts (but especially the hypophyseal stalk)

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