Nr507 - Cns: Sensory And Motor Aexam Questions With Correct Verified Answers |100% Pass (A+ Certified)

NR507 - CNS: SENSORY AND MOTOR aEXAM QUESTIONS WITH CORRECT VERIFIED ANSWERS |100% PASS (A+ CERTIFIED) 1. Vascular Dementia - Patho Correct Answer blockage or decrease in bloodflow following stroke or TIA (usually within 3 months) due to carotid stenosis, intracranial atherosclerotic small vessel disease, multiple ischemic infarcts, or hemorrhage 2. Frontotemporal Dementia Patho Correct Answer degenerative disease typically involving mutations in genes involving tau proteins, progranulin, and chromosome 9 3. Frontotemporal Dementia Clinical Manifestations Correct Answer changes in language, speech, and loss of understanding; apathy, loss of empathy or sympathy, judgment, reasoning, inappropriate social conduct 4. Vascular Dementia Clinical Manifestations Correct Answer frontal/executive or cognitive slowing, memory can remain intact, apathy, falls, focal weakness, motor slowing; may show improvement with stroke recovery 5. Alzheimer's Patho (3) Correct Answer amyloid-beta plaques and tau tangles accumulate leading to neuronal damage and loss in hippocampus and cortex (memory and cognitive function) loss of synaptic plasticity and neural transmission leading to cholinergic dysfunction due to changes in ACh and loss of neuronal repair and remodeling neuroinflammatory response, activation of microglia, dysfunctional mitochondria, and oxidative stress 6. MS Risk Factors (3) Correct Answer Genetics: women men Environmental: more common in countries further from equator and in cooler climates (sunlight and vitamin D); viral infection (EBV) Lifestyle: smoking, increased BMI (esp. in adolescence), poor nutrition 7. Guillain-Barre Clinical Manifestations Correct Answer decrease BP and arrhythmias 8. Myasthenia Gravis Patho Correct Answer autoimmune neuromuscular junction disorder in which IgG is produced against acetylcholine receptors causing unsuccessful muscle depolarization and weakness other autoantibodies: muscle-specific kinase and lipoprotein-related 4 can be linked with thymic abnormalities or thymomas 9. Classes of symptoms for Myasthenia Gravis (4) Correct Answer Generalized AchR: fatiguable muscle weakness ocular myasthenia: eye muscles and eyelid; may include dysphagia or dysarthria M