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Exam 3: NU606/ NU 606 (Latest 2024/ 2025 Update) Advanced Pathophysiology Guide| Qs & As| Grade A| 100% Correct (Verified Answers) – Regis

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Exam 3: NU606/ NU 606 (Latest 2024/ 2025 Update) Advanced Pathophysiology Guide| Qs & As| Grade A| 100% Correct (Verified Answers) – Regis Q: Myasthenia gravis Answer: a chronic autoimmune disease that affects the neuromuscular junction and produces serious weakness of voluntary muscles Q: first signs of myasthenia gravis Answer: eyelid muscle weakness ptosis of eyelids fatigue Q: myasthenia gravis is associated with Answer: with thymus tumor or hyperplasia Q: myasthenia crisis Answer: respiratory compromise/depression Q: T/F: Acetylcholinesterase stimulatess the release of acetylcholine (ACh) Answer: False Acetylcholinesterase breaks down ACh, resulting in relaxation of the skeletal muscle. Q: peripheral nerve injuries: demylination Answer: schwann cell disorder amage to myelin sheath - impaired AP travel (guillan-barre, MS) Q: peripheral nerve injuries: Axonal degeneration Answer: damage to axons in spinal/peripheral nerves Q: peripheral nerve injuries: Mononeuropathies Answer: damage to ONE nerve Q: Peripheral nerve injuries: polyneuropathies Answer: damage to many nerves; guillain-barre Q: carpal tunnel syndrome an example of a Mononeuropathy? Answer: Yes, it is a mononeuropathy Q: Guillain-Barré syndrome is example of polyneuropathy? Answer: Yes, it is a polyneuropathy Q: Cerebellar ataxia Answer: staggering, lurching, uncontrolled gait Q: cerebellar tremor Answer: rhythmic back and forth, inability to make smooth corrections in movements Q: Which disease is a result of basal ganglia dysfunction? A.Myasthenia gravis B.Multiple sclerosis

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Examl3:lNU606/lNUl606l(LatestlUpdate)l
AdvancedlPathophysiologylGuide|lQsl&lAs|l
GradelA|l100%lCorrect (Verified Answers)
l–lRegis

Q:lMyasthenialgravis

Answer:
alchroniclautoimmuneldiseaselthatlaffectslthelneuromuscularljunctionlandlproduceslseriouslwea
knessloflvoluntarylmuscles




Q:lfirstlsignsloflmyasthenialgravis

Answer:
eyelidlmusclelweakness
ptosislofleyelids
fatigue




Q:lmyasthenialgravislislassociatedlwith

Answer:
withlthymusltumorlorlhyperplasia




Q:lmyasthenialcrisis

Answer:

,respiratorylcompromise/depression




Q:lT/F:lAcetylcholinesteraselstimulatesslthelreleaseloflacetylcholinel(ACh)

Answer:
Falsel
AcetylcholinesteraselbreaksldownlACh,lresultinglinlrelaxationloflthelskeletallmuscle.




Q:lperipherallnervelinjuries:ldemylination

Answer:
schwannlcellldisorderl
amageltolmyelinlsheathl->limpairedlAPltravell
(guillan-barre,lMS)




Q:lperipherallnervelinjuries:lAxonalldegeneration

Answer:
damageltolaxonslinlspinal/peripherallnerves




Q:lperipherallnervelinjuries:lMononeuropathies

Answer:
damageltolONElnerve




Q:lPeripherallnervelinjuries:lpolyneuropathies

, Answer:
damageltolmanylnerves;lguillain-barre




Q:lcarpalltunnellsyndromelanlexampleloflalMononeuropathy?

Answer:
Yes,litlislalmononeuropathy




Q:lGuillain-Barrélsyndromelislexampleloflpolyneuropathy?

Answer:
Yes,litlislalpolyneuropathy




Q:lCerebellarlataxia

Answer:
staggering,llurching,luncontrolledlgait




Q:lcerebellarltremor

Answer:
rhythmiclbacklandlforth,linabilityltolmakelsmoothlcorrectionslinlmovements




Q:lWhichldiseaselislalresultloflbasallganglialdysfunction?
A.Myasthenialgravis
B.Multiplelsclerosis

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