Anatomy study note · Head and neck

Medulla oblongata

The conical lowest part of the brainstem, joining the pons to the spinal cord at the foramen magnum.

Key points

• Pyramids (decussate) → contralateral motor control.
• Olives behind the pyramids.
• Inferior cerebellar peduncles.
• Gracile and cuneate tubercles behind.
• Brainstem: nuclei (grey) + tracts (white).

The full note in the atlas also covers

Features · Histology · Development

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Written from

• Snell’s Clinical Anatomy by Regions, 10th ed., ch. 12, PDF p. 1566
• Inderbir Singh’s Human Embryology, ch. 17, PDF pp. 327–329
• BRS Cell Biology & Histology, 7th ed., ch. 9, PDF pp. 163, 169–170

More from the head and neck

• Midbrain
• Middle cerebral artery
• Muscles of facial expression
• Musculus uvulae
• Mylohyoid
• Nasal bone
• Occipital bone
• Occipital lobe
• Occipitofrontalis
• Oculomotor nerve
• Olfactory nerve
• Omohyoid

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