Content:
0:00 Introduction
1:09 Ventricles in the Brain
2:51 Fourth Ventricle: Roof
5:58 Fourth Ventricle: Communications
6:42 Rhomboid Fossa: Topography
7:20 Rhomboid Fossa: External Structures
9:22 Rhomboid Fossa: Cranial Nuclei
16:06 QUIZ!

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Ventricles in the Brain:
- Fourth Ventricle
- Central Canal
- Aqueduct of the Midbrain
- Third Ventricle
- Interventricular Foramen
- Lateral Ventricles
- Contain Cerebrospinal Fluid
- Subarachnoid Space

Roof of 4th Ventricle (Tegmen Ventriculi Quarti):
- Superior Medullary Velum (Velum Medullare Superius)
- Inferior Medullary Velum (Velum Medullare Inferius)
○ Tela Choroidea
○ Choroid Plexus
- Fastigium

Communications of 4th Ventricle:
- Aqueduct of Midbrain (Aquaefuctus Mesencephali)
- Lateral Apertures / Foramina of Luschka (Apertura Laterales Ventriculi Quarti)
- Median Aperture / Foramen of Magendie (Apertura Mediana Ventriculi Quarti)
- Central Canal (Canalis Centralis)

Topography of the Rhomboid Fossa (Fossa Rhomboidea):
- Bordered by the Superior and Inferior Cerebellar Peduncle

Anatomical Structures of the Rhomboid Fossa:
- Median Sulcus (Sulcus Medianus)
- Medial Eminence (Eminentia Medialis)
- Medullary Stria (Stria Medullares)
- Facial Colliculus (Colliculus Facialis)
- Hypoglossal Trigone (Trigonum Hypoglossi)
- Vagal Trigone (Trigonum n.hypoglossi)
- Vestibular Area (Area Vestibularis)
- Locus Caerulerus

Cranial Nuclei of the Rhomboid Fossa:
- Trigeminal Nerve (N. Trigeminus)
○ Mesencephalic Nucleus of the trigeminal nerve
nucleus mesencephalicus nervi trigemini
○ Principal Nucleus of trigeminal nerve
nucleus principalis nervi trigemini
○ Spinal Nucleus of trigeminal nerve
nucleus spinalis nervi trigemini
○ Motor Nucleus of trigeminal nerve
nucleus motorius nervi trigemini
- Abducent Nerve (N. Abducens)
○ Nucleus of abducent nerve
nucleus n. abduncentis
- Facial Nerve (N. Facialis)
○ Motor Nucleus of Facial Nerve
nucleus n. fascialis
○ Superior Salivatory Nucleus
nucleus salivatorois
○ Nucleus of the Solitary Tract
nucleus tractus solitarii
- Vestibulocochlear Nerve (N. Vestibulocochlearis)
○ 2x Cochlear Nuclei
nuclei cochlearis
○ 4x Vestibular Nuclei
nuclei vestibularis
- Glossopharyngeal Nerve (N. Glossopharyngeus)
○ Inferior Salivatory Nucleus
nucleus salivatorius inferior
○ Nucleus of the Solitary Tract
○ Nucleus Ambiguus
- Vagus Nerve (N. Vagus)
○ Posterior nucleus of Vagus Nerve
nucleus posterior nervi vagi
○ Nucleus of the Solitary Tract
○ Nucleus Ambiguus
- Accessory Nerve (N. Accessorius)
○ Nucleus ambiguus
○ Spinal Nucleus of Accessory Nerve
nucleus spinalis nervi accessorii
○ Spinal Root
○ Cranial Root
- Hypoglossal Nerve (N. Hypoglossus)
- Nucleus of Hypoglossal Nerve (Nucleus Nervi Hypoglossi)


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