NSG 550 - Diagnostic Reasoning for Nurse Practitioners Exam 3 Question: Acetylcholine receptor antib ody test Answer: Used to diagnose acquired myasthenia gravis and monitor pt response to immunosuppressive therapy. MG is an autoimmune disease caused by antibodies that block or destroy receptors for Ach. MG s/s=muscle weakness and fatigue Question: Cholinesterase Answer: Identify patients with PChE deficiency before anesthesia or to identify those who maybe have been exposed to phosphate poisoning. Also performed on an amniotic fluid to identify neural tube defects. Question: EEG Answer: electrodia gnostic: graphical record of brain wave activity obtained through electrodes placed on the scalp and forehead. Evaluates for seizure, tumors, infarcts, brain death (coma). Question: Caloric study Answer: electrodiagnostic: Used to evaluate function of CN VIII (vestibulocochlear). Can indicate disease in temporal portion of the cerebrum. Part of a complete neuro examination. Done by a neurologist. Differentiates abnormalities of the vestibular system, brainstem, and cerebellum. Question: Electromyography (EMG) Answer: recording the strength of a muscle contraction as a result of electrical stimulation. Can identify primary muscle diseases and differentiate them from primary neurologic pathologic conditions. Question: Nerve Conduction Study Answer: Perfo rmed to identify peripheral nerve injury in pts localized or diffuse weakness, muscle atrophy, dysesthesia, paresthesia, and neurologic pain. Differentiates primary peripheral nerve disease from muscular injury. Question: Evoked Potential Studies Answer: Indicated for patients who have a suspected sensory deficit but are unable to indicate or are unreliable indicating recognition of a stimulus (infants, comatose pts, noncommunicative pts, malingering pts). Used to monitor natural progression or treatment of deteriorating neurologic diseases like MS. Question: Lumbar puncture Answer: Fluid study: performed on pts who become increasingly demented and confused. It is a test used to help diagnose Alzheimer's disease and other forms of senile dementia.
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller quiz_bit. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $8.99. You're not tied to anything after your purchase.