Name a body part people have exactly two of (like ears)

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• Spermatic plexus85
• Sphenoethmoidal recess85
• Sphenofrontal sutures85
• Sphenoid sinuses85
• Sphenoidal conchae85
• Sphenoidal lingula85
• Sphenoidal process of palatine bone85
• Sphenomandibular ligament85
• Sphenomandibularis85
• Sphenomaxillary sutures85
• Sphenopalatine artery85
• Sphenopalatine foramen85
• Sphenoparietal sinus85
• Sphenoparietal sutures85
• Sphenopetrosal synchondroses85
• Sphenosquamosal sutures85
• Sphenozygomatic sutures85
• Spherical recess85
• Spinal accessory nucleus85
• Spinal root of accessory nerve85
• Spinal trigeminal nuclei85
• Spinalis85
• Spine of helix85
• Spine of sphenoid bone85
• Spines of the scapula85
• Spino-olivary tracts85
• Spinomesencephalic tracts85
• Spinoreticular tracts85
• Spinotectal tract85
• Spinothalamic tracts85
• Spiral canal of cochlea85
• Spiral foraminous tract85
• Spiral ganglia85
• Spiral ligaments85
• Spiral limbus85
• Spiral membrane85
• Spiral modiolar artery85
• Spiral prominence85
• Splenius capitis85
• Splenius cervicis85
• Spring ligaments85
• Squama temporalis85
• Squamomastoid sutures85
• Squamous sutures85
• Stapedial branch of posterior auricular artery85
• Stapedial membrane85
• Stapedius85
• Stapes85
• Stapes footplates85
• Stapes heads85
• Stapes necks85
• Stellate ganglion85
• Sternoclavicular joints85
• Sternocleidomastoid85
• Sternocleidomastoid branch of superior thyroid artery85
• Sternocostal triangle85
• Sternohyoid85
• Sternopericardial ligaments85
• Sternothyroid85
• Stratum lacunosum-moleculare85
• Stratum lucidum85
• Stratum oriens85
• Stratum pyramidale85
• Stratum radiatum85
• Stria medullaris85
• Stria terminalis85
• Stria vascularis85
• Striatum85
• Styloglossus85
• Stylohyoid85
• Stylohyoid branch of facial nerve85
• Styloid prominence85
• Stylomandibular ligament85
• Stylomastoid artery85
• Stylomastoid foramen85
• Stylopharyngeal branch of glossopharyngeal nerve85
• Stylopharyngeus85
• Subacromial bursa85
• Subarcuate fossa85
• Subcallosal areas85
• Subcallosal gyri85
• Subclavian arteries85
• Subclavian groove85
• Subclavian lymph trunk85
• Subclavian nerve85
• Subclavian triangle85
• Subclavian veins85
• Subclavius85
• Subcoeruleus nuclei85
• Subcostal arteries85
• Subcostal nerve85
• Subcostal vein85
• Subgenual areas85
• Subicula85
• Subiculum of promontory85
• Sublingual artery85
• Sublingual caruncle85
• Sublingual duct85
• Sublingual fold85
• Sublingual fossa85
• Sublingual glands85
• Sublingual space85
• Sublingual vein85
• Submandibular duct85
• Submandibular fovea85
• Submandibular ganglion85
• Submandibular glands85
• Submandibular triangle85
• Submental artery85
• Suboccipital nerve85
• Suboccipital triangle85
• Suboccipital venous plexus85
• Subparietal sulci85
• Subscapular arteries85
• Subscapular fossa85
• Subscapular vein85
• Subscapularis85
• Substantia gelatinosa of Rolando85
• Substantia innominata85
• Substantia nigra85
• Substantia nigra compact part dorsal tiers85
• Substantia nigra pars compacta85
• Subtalar joints85
• Subthalami85
• Subthalamic fasciculus85
• Subthalamic nuclei85
• Subventricular zone85
• Sulci of Jensen85
• Sulcus limitans85
• Sulcus of auditory tube85
• Superficial branch of lateral plantar nerve85
• Superficial branch of medial circumflex femoral artery85
• Superficial branches of the radial nerve85
• Superficial branches of the ulnar nerve85
• Superficial cervical artery85
• Superficial circumflex iliac artery85
• Superficial epigastric artery85
• Superficial external pudendal artery85
• Superficial fibular nerves85
• Superficial inguinal ring85
• Superficial middle cerebral vein85
• Superficial palmar arches85
• Superficial palmar branch of the radial artery85
• Superficial palmar venous arches85
• Superficial temporal artery85
• Superficial temporal vein85
• Superficial transverse palmar ligaments85
• Superficial transverse perineal muscles85
• Superior anastomotic vein85
• Superior angle of scapula85
• Superior auricular muscles85
• Superior branch of oculomotor nerve85
• Superior cardiac nerve85
• Superior cerebellar artery85
• Superior cerebellar peduncles85
• Superior cervical ganglion85
• Superior colliculi85
• Superior dental plexus85
• Superior epigastric artery85
• Superior epigastric veins85
• Superior extensor retinaculum of foot85
• Superior frontal gyri85
• Superior frontal sulci85
• Superior ganglion of glossopharyngeal nerve85
• Superior ganglion of vagus nerve85
• Superior gemellus85
• Superior gluteal artery85
• Superior gluteal nerve85
• Superior gluteal veins85
• Superior hypophysial artery85
• Superior intercostal vein85
• Superior labial artery85
• Superior labial vein85
• Superior laryngeal artery85
• Superior laryngeal nerve85
• Superior laryngeal vein85
• Superior lateral cutaneous nerve of arm85
• Superior ligament of auricle85
• Superior ligament of epididymis85
• Superior ligament of incus85
• Superior ligament of malleus85
• Superior longitudinal fasciculi85
• Superior longitudinal muscle of tongue85
• Superior meatus85
• Superior nasal concha85
• Superior nuchal lines85
• Superior oblique85
• Superior occipital gyri85
• Superior olivary complexes85
• Superior ophthalmic vein85
• Superior orbital fissure85
• Superior paraolivary nuclei85
• Superior parietal lobules85
• Superior petrosal sinus85
• Superior pharyngeal constrictor85
• Superior pubic rami85
• Superior rectus85
• Superior root of ansa cervicalis85
• Superior salivatory nuclei85
• Superior semicircular canals85
• Superior suprarenal artery85
• Superior tarsal85
• Superior tarsal plates85
• Superior temporal gyri85
• Superior temporal sulci85
• Superior thalamostriate vein85
• Superior thoracic artery85
• Superior thyroid artery85
• Superior thyroid vein85
• Superior tibiofibular joint85
• Superior transverse scapular ligament85
• Superior tympanic artery85
• Superior ulnar collateral artery85
• Superior utricular sinus85
• Superior vesical artery85
• Superior vestibular area85
• Superior vestibular nucleus85
• Supinator85
• Supinator crest85
• Supplementary eye field85
• Supplementary motor areas85
• Suprachiasmatic nuclei85
• Supraclavicular fossa85
• Supraglenoid tubercle85
• Suprahyoid branch of lingual artery85
• Supramarginal gyri85
• Suprameatal spine85
• Suprameatal triangle85
• Supraoptic nuclei85
• Supraorbital artery85
• Supraorbital foramen85
• Supraorbital nerve85
• Supraorbital vein85
• Suprapatellar bursa85
• Suprapleural membrane85
• Suprarenal plexus85
• Suprarenal veins85
• Suprascapular artery85
• Suprascapular nerve85
• Suprascapular notch85
• Suprascapular vein85
• Supraspinatus85
• Supraspinous fascia85
• Supraspinous fossae85
• Supratonsillar fossa85
• Supratragic tubercle85
• Supratrochlear artery85
• Supratrochlear nerve85
• Supravesical fossa85
• Supreme intercostal vein85
• Sural communicating branch of common peroneal nerve85
• Sural nerves85
• Surgical neck of the humerus85
• Suspensory ligament of eyeball85
• Suspensory ligament of ovary85
• Sympathetic trunk85
• Taenia of fourth ventricle85
• Taenia thalami85
• Tail of helix85
• Tail of Spence85
• Talocalcaneonavicular joints85
• Tapeta85
• Tear glands85
• Tectorial membranes85
• Tectospinal tracts85
• Tegmen tympani85
• Temporal bones85
• Temporal fascia85
• Temporal line85
• Temporal lobes85
• Temporal opercula85
• Temporal poles85
• Temporal styloid processes85
• Temporal surface of the zygomatic bone85
• Temporalis85
• Temporomandibular ligament85
• Temporoparietalis85
• Tendinous arch of pelvic fascia85
• Tenon's capsule85
• Tensor fasciae latae85
• Tensor tympani85
• Tensor vastus intermedius85
• Tensor veli palatini85
• Teres major85
• Teres minor85
• Terminal nerves85
• Terminal notch of auricle85
• Testicular arteries85
• Testicular vein85
• Thalami85
• Thalamic fasciculus85
• Thalamic reticular nuclei85
• Thenar compartments85
• Thenar eminences85
• Thenar fasciae85
• Thenar spaces85
• Third metacarpal styloid process85
• Third metacarpals85
• Third metatarsals85
• Third occipital nerve85
• Third ribs85
• Thoracic spinal nerve 185
• Thoracic spinal nerve 285
• Thoracic spinal nerve 385
• Thoracic spinal nerve 485
• Thoracic spinal nerve 585
• Thoracic spinal nerve 685
• Thoracic spinal nerve 785
• Thoracic spinal nerve 885
• Thoracic spinal nerve 985
• Thoracic spinal nerve 1085
• Thoracic spinal nerve 1185
• Thoracic spinal nerve 1285
• Thoracoacromial artery85
• Thoracodorsal artery85
• Thoracodorsal nerve85
• Thoracoepigastric vein85
• Thumb tips85
• Thumb webs85
• Thumbnails85
• Thyroarytenoid85
• Thyrocervical trunk85
• Thyroepiglottic85
• Thyrohyoid85
• Thyroid lobes85
• Tibial nerves85
• Tibial tuberosities85
• Tibial-fibular trunk85
• Tibialis anterior85
• Tibialis posterior85
• Tonsillar artery85
• Tonsillar branch of the facial artery85
• Tonsillar fossa85
• Tops of the feet85
• Torus tubarius85
• Trabecular meshwork85
• Trabecular part of ventricle85
• Tragal lamina85
• Tragicus85
• Transverse acetabular ligament85
• Transverse antihelical groove85
• Transverse arches85
• Transverse branch of lateral circumflex femoral artery85
• Transverse cervical artery85
• Transverse cervical nerve85
• Transverse cervical veins85
• Transverse crest85
• Transverse facial artery85
• Transverse facial vein85
• Transverse humeral ligament85
• Transverse ligament of knee85
• Transverse muscle of tongue85
• Transverse muscles of the auricle85
• Transverse occipital sulci85
• Transverse sinuses85
• Transverse temporal gyri85
• Transversus abdominis85
• Transversus thoracis85
• Trapeziocapitate ligaments85
• Trapeziotrapezoid joints85
• Trapeziotrapezoid ligaments85
• Trapezium85
• Trapezoid85
• Trapezoid bodies85
• Trapezoid ligament85
• Trapezoid line85
• Triangle of auscultation85
• Triangular fibrocartilage complex85
• Triangular fold85
• Triangular fossae85
• Triangular interval85
• Triangular space85
• Trigeminal ganglion85
• Trigeminal lemniscus85
• Trigeminal nerves85
• Triquetrohamate ligaments85
• Triquetrum85
• Trochanteric bursa85
• Trochanteric fossa85
• Trochlea of humerus85
• Trochlea of superior oblique85
• Trochlear fovea85
• Trochlear nerves85
• Trochlear notch85
• Trochlear nuclei85
• Tubal branch of tympanic nerve85
• Tubal branch of uterine artery85
• Tubal tonsil85
• Tubarial glands85
• Tubercle of tragus85
• Tuberoinfundibular pathways85
• Tuberomammillary nuclei85
• Tuberosity of the ulna85
• Tunica albuginea of ovaries85
• Tunica albuginea of testis85
• Tunica vaginalis85
• Tunica vasculosa testis85
• Tunnel of Corti85
• Twelfth ribs85
• Tympanic annuli85
• Tympanic isthmus85
• Tympanic lamella85
• Tympanic lip of spiral limbus85
• Tympanic nerves85
• Tympanic opening of auditory tube85
• Tympanic parts of the temporal bones85
• Tympanic plexus85
• Tympanic sulcus85
• Tympanostapedial syndesmosis85
• Ulnar arteries85
• Ulnar bursae85
• Ulnar collateral ligament of thumb85
• Ulnar collateral ligament of wrist joint85
• Ulnar notch of the radius85
• Ulnar sesamoid85
• Ulnar styloid process85
• Ulnas85
• Ulnocapitate ligaments85
• Ulnocarpal ligaments85
• Ulnolunate ligaments85
• Ulnotriquetral ligaments85
• Umbilical artery85
• Umbos85
• Uncal sulci85
• Unci85
• Uncinate fasciculi85
• Uncinate process of ethmoid bone85
• Upper arms85
• Upper border of the scapula85
• Upper canines85
• Upper extremity of femur85
• Upper extremity of humerus85
• Upper eyelids85
• Upper subscapular nerve85
• Upper trunk of brachial plexus85
• Upper wisdom teeth85
• Ureteropelvic junction85
• Ureters85
• Urethral artery85
• Urethral sphincters85
• Uterine artery85
• Uterine horns85
• Uterine vein85
• Uterine venous plexus85
• Uterosacral ligament85
• Uterotubal junction85
• Uterovaginal plexus85
• Utricles85
• Utricular duct85
• Utricular maculae85
• Utricular nerve85
• Utriculoendolymphatic valve85
• Utriculosaccular duct85
• Uveas85
• Vagal trigones85
• Vaginal artery85
• Vaginal branch of middle rectal artery85
• Vagus nerves85
• Vas deferens85
• Vas prominens85
• Vas spirale85
• Vastus intermedius85
• Vastus lateralis85
• Vastus medialis85
• Vein of bulb of penis85
• Vein of bulb of vestibule85
• Vein of cochlear aqueduct85
• Vein of vestibular aqueduct85
• Venae cavae85
• Ventral anterior cingulate cortices85
• Ventral anterior nuclei85
• Ventral entorhinal cortices85
• Ventral lateral nuclei85
• Ventral pallida85
• Ventral posterior cingulate cortices85
• Ventral posterior lateral nuclei85
• Ventral posterior medial nuclei85
• Ventral posterior nuclei85
• Ventral respiratory groups85
• Ventral reticular nucleus85
• Ventral spinocerebellar tract85
• Ventral striata85
• Ventral tegmental areas85
• Ventral trigeminal tract85
• Ventricular free wall85
• Ventrolateral medulla85
• Ventrolateral prefrontal cortices85
• Ventromedial hypothalamic nuclei85
• Ventromedial prefrontal cortices85
• Vermilion border85
• Vertebral arteries85
• Vertebral vein85
• Vertical crest85
• Vertical muscle of tongue85
• Vesical nervous plexus85
• Vestibular aqueduct85
• Vestibular caeca85
• Vestibular cortices85
• Vestibular crest85
• Vestibular ganglia85