corpus spongiosum

/ ˌspʌndʒɪˈəʊsəm /

noun

1. a mass of tissue that, with the corpora cavernosa, forms the erectile tissue of the penis of mammals

Word History and Origins

Origin of corpus spongiosum¹

New Latin, literally: spongy body

Example Sentences

The corpus spongiosum originates in the pelvis and travels as a narrow tube surrounding the urethra until it reaches the glans.

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Its single erectile body is divided into a collagenous corpus fibrosum and a highly vascularized, expandable corpus spongiosum.

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This is mainly due to the greater development of an unpaired, median portion, analogous to the mammalian corpus spongiosum, which is much less prominent in the Ratitae; the muscles of this type are derived solely from the anal sphincter.

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The main substance of the penis is composed of three cavernous bodies, the paired corpora cavernosa penis, and the single corpus spongiosum, or corpus cavernosum urethræ.

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It should not wound any important organ or vessel; that is, it must avoid the rectum, the corpus spongiosum, especially the bulb, if possible, the artery of the bulb, and in every case should leave the pudic artery intact.

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