Flashcards in Neuro Deck (18)
What are the structural anomalies caused by defects in craniocervical and/or hindbrain development? What are two main symptoms?
CHI-ARI Malformations...1.occipital headache 2.cerebellar dysfunction (dizziness)
Which AREA of the brain is responsible for the ability to speak coherent and complete sentences? (MOTOR ability)
BROCA Area (can speak nouns and verbs, but cannot complete sentences)
Which AREA of the brain is responsible for speech COMPREHENSION?
WERNICKE AREA (can speak words, but they are sensible)
DONDE ESTA WERNICKE area?
CAUDAL superior TEMPORAL Gyrus
DONDE ESTA BROCA area?
inferior FRONTAL gyrus
PRE-central gyrus is the PRIMARY _______ area
POST-central gyrus is the PRIMARY _______ area
Unmyelinated neurons are also referred to as GROUP ___ nerve fibers. The AFFERENT neurons conduct ____ SENSATION, and the EFFERENT neurons transmit SLOW-ONSET _____, ______, or _____ PAIN
GROUP C....HEAT sensation...DULL, BURNING, or VISCERAL pain
MOTOR neuron axons to skeletal muscles are myelinated, allowing for rapid conduction velocity (aka GROUP ____-_____ nerve fibers)
Group A-ALPHA nerve fibers
Pacinian corpuscles mediated touch and vibration and are innervated by myelinated ___-___ fibers
PRE-ganglionic AUTONOMIC nervous system fibers (BOTH sympathetic and parasympathetic) are myelinated and are known as ___ fibers
GROUP B fibers
What is the most common manifestation of a PINEAL GLAND TUMOR?
UPWARD GAZE PALSY
In HSV encephalitis, which region of the brain is it most affiliated with?
Which region of the brain plays an important role in subjective emotional experience, pain, body representation and conscious cravings? (drug abusers have INCREASED activity)
KLUVER-BUCY syndrome can result from bilateral damage to the _______ lobes, particularly the _______...caused by TBI or HSV encephalitis
TEMPORAL lobes, AMYGDALAE
_______ ________ is a MEDICATION-induced movement disorder characterized by abnormal involuntary movements of the MOUTH, TONGUE, trunk, and extremeities. Its due to PROLONGED exposure to DOPAMINE-blocking agents causing UPREGULATION and supersensitivity of DOPAMINE RECEPTORS
UNCAL herniation results in palsy of the ipsilateral _______ nerve causing DILATION and FIXATION of the ipsilateral pupil
Oculomotor Nerve CN III