Sexual instrumentation.
D001143:Arousal / Q000502:physiology*; D001698:Biomedical Engineering / Q000295:instrumentation*; D005260:Female; D005836:Genitalia, Female / Q000502:physiology*; D005837:Genitalia, Male / Q000502:physiology*; D006801:Humans; D008297:Male; D009119:Muscle Contraction; D009948:Orgasm / Q000502:physiology; D010991:Plethysmography; D012725:Sexual Behavior / Q000502:physiology*; D013814:Thermal Conductivity; D013817:Thermography; D014621:Vagina / Q000098:blood supply / Q000378:metabolism