BSC 251 Lecture Notes - Lecture 3: Temporal Lobe, Long-Term Memory, Skull
7 Apr 2016
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Brain and cranial nerves read 13. 2, 13. 3, 13. 4, 13. 5, 13. 6, 13. 8. Learning outcomes: describe the major components of the brainstem (medulla oblongata, pons, midbrain, reticular formation). ***review table 13. 1 for parts and brain and general functions*** Brainstem: connects spinal cord to the remainder of brain: responsible for many vital functions, includes medulla oblongata, pons, midbrain, and reticular formation. Pons (little bridge: links cerebellum to brain stem and spinal cord, respiratory center (constant cycle of inhalation and exhalation, relay to and from the cerebellum, contains four cranial nerve nuclei pairs. Midbrain (mesencephalon: tectum (roof): corpora quadrigemina are two pairs of sensory nuclei: superior colliculi visual reflexes in response to loud noises, flashing light or startling pain. Eventually lead to immobility (parkinson"s: contains three cranial nerve nuclei. Cerebellum gray cortex and nuclei with white medulla in between cortex has ridges called folia.
