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Bookmark or Share- Magnetic resonance imaging of male and female genitals during coitus ...In 1992 Riley et al published an ultrasound study on copulation.6 The images were of relatively poor quality as they used hand held, self scanning equipment, and none of the images was overview. We used magnetic resonance imaging to study the anatomy and physiology of human sexual intercourse.
- Sexual intercourse | Description & Facts | Britannicasexual intercourse, reproductive act in which the male reproductive organ (in humans and other higher animals) enters the female reproductive tract.
- File:Human Intercourse.webm - Wikimedia CommonsHuman Intercourse.webm. Size of this JPG preview of this WEBM file: 800 × 450 pixels. Other resolutions: 320 × 180 pixels | 640 × 360 pixels | 854 × 480 pixels. Original file (WebM audio/video file, VP9/Opus, length 1 min 13 s, 854 × 480 pixels, 1.65 Mbps overall, file size: 14.4 MB)
- Penile-vaginal intercourse - WikipediaPenile-vaginal intercourse or vaginal intercourse is a form of penetrative sexual intercourse in human sexuality, in which an erect penis is inserted into a vagina. [1] Synonyms are: vaginal sex, cohabitation, coitus ( Latin: coitus per vaginam ), (in elegant colloquial language) intimacy, or (poetic) lovemaking.
- Mating - WikipediaCopulation is the union of the sex organs of two sexually reproducing animals for insemination and subsequent internal fertilization. Mating may also lead to external fertilization, as seen in amphibians, fishes and plants. For most species, mating is between two individuals of opposite sexes.
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