Content:
Introduction: 0:00
Topography of Pons: 00:59
Anterior Surface of Pons: 01:28
Posterior Surface of Pons: 03:09
Internal Surface of Pons: 04:26
Gray Matter: Basilar Part 06:11
Gray Matter: Tegmentum of Pons 07:06
White Matter: Basilar Part 07:42
White Matter: Tegmentum of Pons: 09:58
QUIZ! 16:14


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Topograpgy of the Medulla Oblongata:
Lies above the Medulla, Below Mesencephalon, In front of the Cerebellum
Anterior Surface
Postrior Surface

Anterior Surface of the Medulla Oblongata:
Basilar Sulcus (Sulcus Basilaris)
Middle Cerebellar Peduncles (Pedunculus Cerebellaris Media)
Cranial Nerve IV: Nervus Abducens between pyramid and pons
Between olives and middle cerebellar peduncles
○ Cranial Nerve VII: Facialis
○ Cranial Nerve VIII: Vestibulocochlearis
Surface of Pons: Cranial Nerve V Trigeminus

Posterior View of Medulla Oblongata:
Rhomboid Fossa (Fossa Rhomboidea)
Cerebellar Peduncles (Pedunculi Cerebelli)
○ Inferior Cerebellar Peduncle
○ Middle Cerebellar Peduncle
○ Superior Cerebellar Peduncle

Internal Surface of Pons:
Cochlear Nerve form Trapezoid Body (Corpus Trapezoideum)
Dorsal Part: Tegmentum of Pons
Ventral Part: Basilar Part

Gray Matter in Basilar Part of Pons:
Pontine Nuclei (Nuclei Pontis)
○ For Frontopontine Tract
○ PontoCerebellar Tract (Transverse Pontine Fibers)
○ Cerebellorubral Tract
○ Rubrospinal Tract

Gray Matter in Tegmentum of Pons:
Reticular Formation (Formatio Reticularis)
Nuclei of Trapezoid Body (Nuclei Corporis Trapezoideum)
Nuclei of the Rhomboid Fossa (Cranial nuclei of XXII)

White Matter of Basilar Part of Pons:
Pontocerebellar Tract (Transverse Pontine Fibers)
○ Coming from Corticopontine tract
§ Frontopontine Tract
§ Parietopontine Tract
§ Temporopontine Tract
§ Occipitopontine Tract
Corticospinal Tract (Tractus Corticospinalis)
Corticonuclear Tract (Corticobulbar tract)

White Matter in Tegmentum of Pons:
Ascending Tracts
Medial Lemniscus (Lemniscus Medialis)
○ Gracile Fascicle (Fasciculus Gracilis) to Gracile Nucleus
○ Cuneate Fascicle (Fasciculus Cuneatus) to Cuneate Nucleus
○ Medial Lemniscus is formed through Internal Arcuate Fibers (Fibrae Arcuatae Internae)
○ Epicritic Sensibility (Proprioception and Mechanoreceptios)
Spinal Lemniscus (Lemniscus Spinalis)
○ Anterior Spinothalamic Tract (Tractus Spinothalamicus Anterior)
○ Lateral Spinothalamic Tract (Tractus Spinothalamicus Lateralis)
Trigemincal Lemniscus (Lemniscus Trigeminalis)
Anterior Spiniocerebellar Tract (Tractus Spinocerebellaris Anterior)
Lateral Lemniscus (Lemniscus Lateralis)
○ From Cochlear Nerve
Descending Tracts
Vestibulospinal Tract (Tractus Vestibulospinalis)
Rubrospinal Tract (Tractus Rubrospinalis)
Tectospinal Tract (Tractus Tectospinalis)
Reticulospinal Tract (Tractus Reticulospinalis)
Medial Longitudinal Fasciculus (Fasciculus Longitudinalis Medialis)

QUIZ

Sources used in this video:
Memorix Anatomy 2nd Edition by Hudák Radovan (Author), Kachlík David (Author), Volný Ondřej (Author)
Biorender
University notes and lectures