Page 3 of 3
AN58.1-4 | Medulla Oblongata — Glossary
Glossary — Medulla Oblongata
Key terms introduced in this module, in order of first appearance. Use this as a revision checklist.
| Term | Where Introduced |
|---|---|
| Patient A (68-year-old man with hypertension): | hook |
| Patient B (55-year-old diabetic man): | hook |
| Wallenberg syndrome (Lateral medullary syndrome) | relevance |
| Medial medullary syndrome (Dejerine syndrome) | relevance |
| Brainstem strokes | relevance |
| Bulbar vs pseudobulbar palsy | relevance |
| Vital centres | relevance |
| Anterior Surface of the Medulla: | Part 1: External Features (AN58.1) |
| Pyramid | Part 1: External Features (AN58.1) |
| Pyramidal decussation | Part 1: External Features (AN58.1) |
| Olive | Part 1: External Features (AN58.1) |
| Rootlets of CN XII (hypoglossal) | Part 1: External Features (AN58.1) |
| Posterior Surface of the Medulla (lower closed part): | Part 1: External Features (AN58.1) |
| Posterior median sulcus | Part 1: External Features (AN58.1) |
| Gracile tubercle | Part 1: External Features (AN58.1) |
| Cuneate tubercle | Part 1: External Features (AN58.1) |
| Obex | Part 1: External Features (AN58.1) |
| Hypoglossal triangle | Part 1: External Features (AN58.1) |
| Vagal triangle | Part 1: External Features (AN58.1) |
| Vestibular area | Part 1: External Features (AN58.1) |
| Stria medullaris | Part 1: External Features (AN58.1) |
| Rootlets of CN IX, X, XI | Part 1: External Features (AN58.1) |
| Section 1: Level of Pyramidal Decussation (most caudal) | Part 2: Transverse Sections of the Medulla (AN58.2) |
| Anteriorly: | Part 2: Transverse Sections of the Medulla (AN58.2) |
| Posteriorly: | Part 2: Transverse Sections of the Medulla (AN58.2) |
| Nucleus gracilis | Part 2: Transverse Sections of the Medulla (AN58.2) |
| Nucleus cuneatus | Part 2: Transverse Sections of the Medulla (AN58.2) |
| Lateral: | Part 2: Transverse Sections of the Medulla (AN58.2) |
| Internal arcuate fibres | Part 2: Transverse Sections of the Medulla (AN58.2) |
| medial lemniscus | Part 2: Transverse Sections of the Medulla (AN58.2) |
| sensory (internal arcuate) decussation | Part 2: Transverse Sections of the Medulla (AN58.2) |
| Central canal | Part 2: Transverse Sections of the Medulla (AN58.2) |
| Ventral (anterior) structures: | Part 2: Transverse Sections of the Medulla (AN58.2) |
| Inferior olivary nucleus | Part 2: Transverse Sections of the Medulla (AN58.2) |
| Dorsal (posterior) structures (floor of 4th ventricle): | Part 2: Transverse Sections of the Medulla (AN58.2) |
| Hypoglossal nucleus (CN XII) | Part 2: Transverse Sections of the Medulla (AN58.2) |
| Dorsal nucleus of vagus (CN X) | Part 2: Transverse Sections of the Medulla (AN58.2) |
| Nucleus of tractus solitarius | Part 2: Transverse Sections of the Medulla (AN58.2) |
| Vestibular nuclei | Part 2: Transverse Sections of the Medulla (AN58.2) |
| Lateral structures: | Part 2: Transverse Sections of the Medulla (AN58.2) |
| Nucleus ambiguus | Part 2: Transverse Sections of the Medulla (AN58.2) |
| Spinal nucleus of CN V | Part 2: Transverse Sections of the Medulla (AN58.2) |
| Inferior cerebellar peduncle | Part 2: Transverse Sections of the Medulla (AN58.2) |
| CN IX — Glossopharyngeal | Part 3: Cranial Nerve Nuclei in the Medulla (AN58.3) |
| CN X — Vagus | Part 3: Cranial Nerve Nuclei in the Medulla (AN58.3) |
| CN XI — Accessory | Part 3: Cranial Nerve Nuclei in the Medulla (AN58.3) |
| CN XII — Hypoglossal | Part 3: Cranial Nerve Nuclei in the Medulla (AN58.3) |
| Lateral Medullary Syndrome (Wallenberg Syndrome) | Part 4: Medullary Syndromes (AN58.4) |
| posterior inferior cerebellar artery (PICA) | Part 4: Medullary Syndromes (AN58.4) |
| Nucleus ambiguus (CN IX, X) | Part 4: Medullary Syndromes (AN58.4) |
| Spinal nucleus and tract of CN V | Part 4: Medullary Syndromes (AN58.4) |
| Spinothalamic tract | Part 4: Medullary Syndromes (AN58.4) |
| Sympathetic fibres (descending) | Part 4: Medullary Syndromes (AN58.4) |
| Inferior cerebellar peduncle / spinocerebellar tracts | Part 4: Medullary Syndromes (AN58.4) |
| anterior spinal artery | Part 4: Medullary Syndromes (AN58.4) |
| Pyramid (corticospinal) | Part 4: Medullary Syndromes (AN58.4) |
| CN XII rootlets or nucleus | Part 4: Medullary Syndromes (AN58.4) |
| Crossed Diplegia (Diplegia of the Cross) | Part 4: Medullary Syndromes (AN58.4) |
| Bulbar Palsy vs Pseudobulbar Palsy — India Clinic Essential | clinical_pearl |
| Vital centres in the medulla: | clinical_pearl |
| Respiratory centres | clinical_pearl |
| Cardiovascular centre | clinical_pearl |
| Vomiting centre | clinical_pearl |
| Cushing's triad | clinical_pearl |
| Key Takeaways — Medulla Oblongata | summary |
| External features: | summary |
| Sections caudal→rostral: | summary |
| Nuclei: | summary |
| Lateral medullary (Wallenberg): | summary |
| Medial medullary (Dejerine): | summary |
70 terms in this module