Rapid Fire Facts Flashcards
Pseudopalisading tumor cell arrangement…
Glioblastoma
What pathology is associated with Visual hallucinations, repeated falls, and syncopal episodes?
Lewy Body Demencia
Where do each of the following spinal tracks decussate or cross over?
Dorsal columns
Medulla
Where do each of the following spinal tracks decussate or cross over?
Lateral corticospinal tract
Medullary Pyramids
Where do each of the following spinal tracks decussate or cross over?
Spinothalamic tract
Anterior white commissure
What triad is Cushing’s Reflex?
- Hypertension
- Bradycardia
- Respiratory depression in response to increased ICP
What is being described:
Dominant parietal lobe lesion at the angular gyrus. What are some clinical features?
Gerstman Syndrome
Agraphia, acalculia, finger agnosia, left and right disorientation
Which cell types are derived from Neural crest?
ANS Celiac ganglia Chromaffin cells - adrenal medulla Dorsal root ganglia Cranial nerves Schwann cells Pía and Arachnoid matter Melanocytes Aorticopulmonary Septum Bones of the skull Parafollicular (C) cells of the thyroid Ondontoblast Thyroid and laryngeal cartilage
Which AA are modified by the Golgi apparatus?
Serine
Threonine
Asparagine
What is the association with *hemangioblastomas?
*Von Hippel-Lindau Syndrome
Foamy cells on histology
And can produce EPO (polycythemia)
*Associated with Renal Cell Carcinoma
What is seen with an upper motor neuron lesion?
Spastic paralysis and hyperreflexia
What is seen with a lower motor neuron lesion?
Flaccid paralysis, atrophy, fasciculations
What characteristics (type of vision loss) are seen in patients with open angle glaucoma?
Peripheral vision first, but can progress to central vision as well
How can you differentiate Internuclear Ophthalmoplegia (INO) from an Oculomotor lesion?
In INO, the medial longitudinal fasciculus (MLF) is affected (as seen in Px w/MS). Conversion is intact (vs an oculomotor nucleus lesion) and the eye has nystagmus.
