Limbic system — Flashcards

Flashcard 1: _____ aphasia is caused by damage to Broca's area, Wernicke's area, and the arcuate fasciculus

Answer: Global

Flashcard 2: Structures of the _____ system include the hippocampus, amygdala, fornix, mammillary bodies, and cingulate gyrus

Answer: limbic

Flashcard 3: Which ascending tract is responsible for the transmission of pain and temperature sensations?

Answer: Spinothalamic tract

Flashcard 4: Which ascending spinal tract is responsible for transmitting pain and temperature sensations?

Answer: Spinothalamic tract

Flashcard 5: Degeneration of the neurons of the _____ leads to dementia (e.g. Alzheimer's)

Answer: cerebral cortex

Flashcard 6: What syndrome is associated with a lesion of the following areas? 1. Spinothalamic tract 2. Spinal trigeminal nucleus 3. Hypothalamospinal tract 4. Facial nucleus (CN VII) 5. Cochlear nucleus (CN VIII) 6. Vestibular nucleus (CN VIII) 7. Middle and inferior cerebellar peduncles 8. Labyrinthine artery

Answer: Lateral pontine syndrome (AICA syndrome / Marie-Foix syndrome)

Flashcard 7: What is an Argyll-Robertson pupil?

Answer: pupil that is unreactive to light but constricts with accomodation

Flashcard 8: Embryological origin of the neurohypophysis

Answer: Neuroectoderm (Diencephalon)

Extra: The neurohypophysis (posterior pituitary) develops from a downward extension of the neuroectoderm from the floor of the diencephalon (the infundibulum). In contrast, the adenohypophysis (anterior pituitary) develops from Rathke's pouch (oral ectoderm).

Flashcard 9: pineal gland

Answer: neuroectoderm

Flashcard 10: retina

Answer: neuroectoderm