Neuroanatomy — Flashcards

Flashcard 491: The paramedian pontine reticular formation (PPRF) sends axons to synapse with cell bodies of the ipsilateral _____ nucleus

Answer: abducens

Flashcard 492: Which ascending tract is responsible for the transmission of pain and temperature sensations?

Answer: Spinothalamic tract

Flashcard 493: Where does VZV remain latent?_____

Answer: DRG

Flashcard 494: Identify the brainstem level characterized by the presence of colliculi, the cerebral aqueduct, and the exit of CN IV.

Answer: Caudal midbrain (at the level of the inferior colliculus)

Flashcard 495: The _____ nerve plexus lies between the circular and longitudinal muscles layers of the gut wall

Answer: myenteric (Auerbach)

Flashcard 496: Which brain structure serves as the primary relay station for sensory information (except olfaction) traveling to the cerebral cortex?

Answer: Thalamus

Flashcard 497: Which gyrus is located on the medial surface of the occipital lobe, inferior to the calcarine sulcus?

Answer: Lingual gyrus

Extra: The lingual gyrus is located on the medial surface of the occipital lobe, bounded superiorly by the calcarine sulcus and inferiorly by the collateral sulcus. It plays a role in visual processing.

Flashcard 498: Lesions to CN III (oculomotor) result in a "_____" pupil (size)

Answer: blown/dilated

Flashcard 499: What cells synthesize the myelin for cranial nerves III through XII?_____

Answer: Schwann cells

Flashcard 500: Which thalamic nuclei (2) receive motor input from the basal ganglia and cerebellum? _____

Answer: Ventral anterior (VA) / Ventral lateral (VL)