anuses, vagina, nostrils, spiracles, rectum, nipples, blowholes, chest cavity, mouthparts, penises, appendages, sphincter, labia majora, glands, umbilicus, cloaca, scrotum, palps, anal canal, alimentary tract, intestines, genitalia, secretions, glans, anal, speculum, mandibles, pessaries, abdomens, nether region, tracheae, abdominal cavity, proboscis, genitals, cranial cavity, pores, bronchial tubes, labia minora, urethra, excretions, nematocysts, apertures, ostia, auditory canal, innards, pharynx, pudenda, bronchi, vomitus, canula, nares, nasal cavity, armpits, mouths, protuberances, tubules, diaphragm, anatomies, vulva, palatal, cavity, vas deferens, spinnerets, lanternfish, phalluses, smegma, crevices, cannula, gonads, impellers, capillaries, pelvic cavity, tubelike, glottis, cumming, fontanelle, dilations, carotids, ileocecal valve, knitting needle, overbites, ear canal, glottal, copulatory, bicuspid, arteriotomy, protrusions, buccal cavity, vents, peritoneal cavity, septum, arachnoid, radula, hydrocele, footpads, bodily, spermatic cord, bleb, testicles, plastinate, fetishes, orifice, openings, cavities, notches, incisions, opening, chambers, fissures, serrations, canals, compartments, cusps, indentations, perforations, aperture, bundles, loops