fetal stage

the final stage of human prenatal development, from the 8th or 9th week after fertilization to the time of birth. It is preceded by the embryonic stage.

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Psychology term of the day

December 22nd 2024

sexual arousal disorder

a class of sexual disorders characterized by the inability to attain or maintain an adequate physiological response in the excitement (arousal) phase of the sexual-response cycle. See female sexual arousal disorder; male erectile disorder.