O - anatomy

- oblique arytenoid muscle - oblique pericardial sinus - oblique popliteal ligament - oblique ridge of trapezium - oblique sinus of pericardium - obliquus capitis inferior - obliquus capitis inferior muscle - obliquus capitis superior - obliquus capitis superior muscle - obturator artery - obturator canal - obturator externus - obturator externus muscle - obturator foramen - obturator internus - obturator internus muscle - obturator nerve - obturator vein - occipital artery - occipital bone - occipital condyle - occipital fontanelle - occipital lymph node - occipital nerve - occipital node - occipital sinus - occipital triangle - occipitalis muscle - occipitofrontal fasciculus - occipitofrontalis - occipitofrontalis muscle - occipitomastoid suture - occipitopontine fibers - occipitotectal fibers - oculomotor nerve (CN III) - oculomotor nuclei - oculomotor nucleus - odontoid process - olecranon - olecranon fossa - olecranon process - olfactory area - olfactory bulb - olfactory cortex - olfactory groove - olfactory sulcus - olfactory tract - olfactory tubercle - olivocerebellar tract - omental appendix - omental bursa - omental foramen - omental sac - omohyoid muscle - On-X aortic mechanical valve - oncosome - ophthalmic artery - ophthalmic branch of the trigeminal nerve - ophthalmic branch of trigeminal nerve - ophthalmic division of CN5 - ophthalmic division of cranial nerve 5 - ophthalmic division of the trigeminal nerve - ophthalmic division of trigeminal nerve - ophthalmic nerve - opponens digiti minimi - opponens digiti minimi muscle - opponens digiti muscle - opponens digiti quinti - opponens muscle - opponens pollicis - opponens pollicis muscle - optic canal - optic chiasm - optic chiasmal - optic disk - optic foramen - optic groove - optic nerve (CN II, ON) - optic radiation - optic tract - oral vestibule - orbicular zone - orbicularis oculi - orbicularis oculi muscle - orbicularis oris - orbicularis oris muscle - orbital cavity - orbital gyrus - orbital lamina of ethmoid bone - orbital layer of ethmoid bone - orbital margin - orbital part - orbital plate - orbital plate of ethmoid bone - orbital ridge - orbital rim - orbital septum - orbital surface - orchis - organ of Corti - organum vasculosum lamina terminalis - oriens layer - oropharyngeal - oropharyngeal isthmus - oropharynx - os calcis - os pyramidale - os triangulare - ossa carpi - osseous ampulla - osseous labyrinth - ossicles - ossiculum - ostium primum - ostium secundum - otic capsule - otic ganglion - otoconia - otoganglion - otolith - outer hair cell - oval fossa - oval window - ovarian artery - ovarian ligament - ovarian nervous plexus - ovarian plexus