Table 3 Segmentation landmarks
Neuromere | Landmarks |
---|---|
hypothalamic prosomere 1 (hp2) | mammillary area (Mam)a supraoptic commissure (soc)b preoptic area (PO)b anterior commissure (ac)b |
hypothalamic prosomere 1 (hp1) | retromammillary area (RMa)a subthalamic nucleus (STh)a, fornix tract (fx) |
prosomere 3 (p3) | rostral ventral tegmental area (p3VTA)c rostral substantia nigra (p3SNR, p3SNC)a |
prosomere 2 (p2) | retroflex tract (rf) habenula (Hb)b thalamus (p2A)b habenular commissure (hbc)d pineal gland and stalk (Pi)d |
prosomere 1 (p1) | posterior commissure (pc)b |
mesomere 1 (m1) | ventral tegmental decussation (vtg)a dorsal tegmental decussation (dtg)a oculomotor nucleus (3 M)a inferior colliculus (IC)b superior colliculus (SC)b |
mesomere 2 (m2) | Rostral-most r0 to caudal-most m1 landmarks |
rhombomere 0 (r0) | prodromal interpeduncular nucleus (MnIPPrc, IPPra) caudal ventral tegmental area (r0VTA)c caudal substantia nigra (r0SNC, r0SNR)a decussation of superior cerebellar peduncle (dscp)a trochlear nucleus (4 M)a cerebellar vermis (CbV)b |
rhombomere 1 (r1) | interpeduncular nucleus (IPR, IPC)a dorsal tegmental nucleus (DTg)a cerebellar hemisphere (CbH)b |
rhombomere 2 (r2) | rostral end of trigeminal motor nucleus (r2-5M)b |
rhombomere 3 (r3) | rostral pontine nucleus (r3LPn, r3MPN)a caudal end of trigeminal motor nucleus (r3-5M)b |
rhombomere 4 (r4) | caudal pontine nucleus (r4LPn, r4MPN)a efferent facial nerve (7ne) |
rhombomere 5 (r5) | trapezoid body (tz)a superior olive (MSO, LSO)a abducens motor nucleus (6 M)a genu of facial nerve (7 ng) |
rhombomere 6 (r6) | ascending facial nerve (7na) facial motor nucleus (7 M)b |
rhombomere 7 (r7) | Rostral-most r8 to caudal-most r6 landmarks |
rhombomere 8 (r8) | rostral inferior olive (r8-IO)a |
rhombomere 9 (r9) | middle inferior olive (r9-IO)a |
rhombomere 10 (r10) | middle inferior olive (r10-IO)a middle hypoglossal motor nucleus (r10-12M)a |
rhombomere 11 (r11) | caudal inferior olive (r11-IO)a |