internal secretion

noun

1. physiol a secretion, esp a hormone, that is absorbed directly into the blood

Example Sentences

Hormones are these internal secretions that come out of a gland, and they go through the blood, but they go to a specific target.

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In many cases the internal secretion is no mere accumulation, e.g. the internal skeleton of the Radiolaria, and the nematocysts of the Coelentera.

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It is generally believed that the internal secretion of the thyroid and the adrenal are antagonistic.

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One, that of ovulation, is so prominent that the other, the internal secretion, has been too much neglected.

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This was the first time in physiology that the idea of an internal secretion was advanced.

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