infundibulum

American  

[in-fuhn-dib-yuh-luhm] / ˌɪn fʌnˈdɪb yə ləm /

noun

Anatomy.

plural

infundibula

1. a funnel-shaped organ or part.

2. a funnel-shaped extension of the hypothalamus connecting the pituitary gland to the base of the brain.

3. a space in the right ventricle at the base of the pulmonary artery.

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infundibulum British  

/ ˌɪnfʌnˈdɪbjʊləm /

noun

1. anatomy any funnel-shaped part, esp the stalk connecting the pituitary gland to the base of the brain

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Other Word Forms

• infundibular adjective
• infundibulate adjective

Etymology

Origin of infundibulum

1700–10; < New Latin, Latin: funnel, equivalent to infundi- (stem of infundere to pour into; in- ², found ³ ) + -bulum instrumental suffix; infuse

Example Sentences

The posterior pituitary and the infundibulum together are referred to as the neurohypophysis.

From Textbooks • Jun. 9, 2022

There are three regions: the pars distalis is the most anterior, the pars intermedia is adjacent to the posterior pituitary, and the pars tuberalis is a slender “tube” that wraps the infundibulum.

From Textbooks • Jun. 19, 2013

The ovulated oocyte with its surrounding granulosa cells is picked up by the infundibulum of the uterine tube, and beating cilia help to transport it through the tube toward the uterus.

From Textbooks • Jun. 19, 2013

It connects to the pituitary gland by the stalk-like infundibulum.

From Textbooks • Jun. 19, 2013

The middle one is small and sticks up behind the infundibulum; it is absent in fish and Amphibia, and soon disappears during the development of the higher forms.

From Form and Function A Contribution to the History of Animal Morphology by E. S. (Edward Stuart) Russell