CNRN Exam UPDATED ACTUAL Questions and CORRECT Answers
1 view 0 purchase
Course
CNRN
Institution
CNRN
CNRN Exam UPDATED ACTUAL
Questions and CORRECT Answers
specific condition of small vessels that can lead to lacunar strokes - CORRECT
ANSWER- lipohyalinosis
what is the greatest risk factor for lacunar strokes - CORRECT ANSWER- hypertension
tiny areas of ischemic necrosis caused by occlusion...
CNRN Exam UPDATED ACTUAL
Questions and CORRECT Answers
specific condition of small vessels that can lead to lacunar strokes - CORRECT
ANSWER✔✔- lipohyalinosis
what is the greatest risk factor for lacunar strokes - CORRECT ANSWER✔✔- hypertension
tiny areas of ischemic necrosis caused by occlusion of small penetrating arteries - CORRECT
ANSWER✔✔- lacunar strokes
what percentage of ischemic strokes do lacunar strokes account for - CORRECT
ANSWER✔✔- 25%
what are the 5 classic syndromes of lacunar strokes - CORRECT ANSWER✔✔- pure motor
hemiparesis, ataxic hemiparesis, dysarthria/clumsy hand syndrome, pure sensory stroke, and
mixed sensorimotor stroke
what is the only non-pain sensitive tissue in the head/brain - CORRECT ANSWER✔✔-
brain parenchyma
what is the biggest insurmountable obstacle to effective pharmacological treatments for
patients with cluster headaches - CORRECT ANSWER✔✔- cigarette smoking
subdural hematomas most commonly result from what? - CORRECT ANSWER✔✔- venous
bleeding from the tearing of briding veins
how is the diagnosis of DAI confirmed - CORRECT ANSWER✔✔- clinical diagnosis,
definitively dx requires microscopice examination of the brain tissue.
what are classic signs of autonomic dysfunction syndrome and what's the most common
intervention - CORRECT ANSWER✔✔- hypertension, tachycardia, tachypnea, and fever---
iv morphine
,what is the MOST common source of infection leading to brain abcesses? - CORRECT
ANSWER✔✔- hematogenous spread from distant infected sites, such as PNA, lung abscess,
or bacterial endocarditis
what group of people have the greatest risk of ICH? - CORRECT ANSWER✔✔- patients
with unruptured intracerebral AVM's
what is the most important diagnostic test for the pt having a dull headache, superimposed ice
pick sensations on the scalp, jaw claudication, and elevated ESR? - CORRECT
ANSWER✔✔- temporal artery biopsy--r/o giant cell arteritis
what is a potential complication of a CSF leak in basal skull fx's? - CORRECT
ANSWER✔✔- the trapping of portions of the frontal meninges b/w the fx edges with a
persistent CSF leak requiring surgical intervention
what is the best way to accomplish external draining of CSF via an EVD? - CORRECT
ANSWER✔✔- drain a few drops/minute and close the drain after 5min or less
what is the Tinel's sign - CORRECT ANSWER✔✔- most frequently associated with carpel
tunnel, gently tap or percuss over the injured nerve to elicit a sensation of tingling or "pins
and needles" in the nerve distribution area.
what is the Phalen's sign? - CORRECT ANSWER✔✔- maneuver to diagnose carpel tunnel--
hands forced dorsal sides together and wrists flexed to 90deg; positive test causes burning,
tingling, or numb sensation over the thumb, index, middle and ring fingers.
what is the most common cause of Erb's palsy? - CORRECT ANSWER✔✔- dystocia or
abnormal or difficult childbirth or labor
what are the most common sign's of erb's palsy? - CORRECT ANSWER✔✔- loss of
sensation in the arm and paralysis and atrophy of the deltoid, biceps, and brachialis muscles.
, how is the management of the GI system in a SCI pt intiated in the ED? - CORRECT
ANSWER✔✔- by inserting a NGT d/t the high risk of gastric immotility resulting in
distention and an ileus.
what is the most common cause of a radial nerve injury - CORRECT ANSWER✔✔-
humerus fracture
best treatment options for a woman in 3rd trimester of pregnancy with + Tinel's and Phalen's
sign is what? - CORRECT ANSWER✔✔- wrist splints and rehab modalities
best way to prevent the development of peroneal nerve palsy in a recently immobilized pt is
what? - CORRECT ANSWER✔✔- avoiding pressure to the back of the knees during period
when pt is immobilized
in a recently immbolized pt, they begin to complain of burning on the top of the foot and
have unilateral foot drop. what is this - CORRECT ANSWER✔✔- peroneal nerve palsy
what is the major difference b/w subdural hematoma and subdural hygroma - CORRECT
ANSWER✔✔- subdural hematoma is blood, and subdural hygroma is CSF
ideal treatment for low serum Na level is what? - CORRECT ANSWER✔✔- slow
normalization w/ 3% saline and lasix to prevent central pontine myelinolysis
what is a common alternative approach to preventing the s/s of carpel tunnel syndrome? -
CORRECT ANSWER✔✔- yoga
pain upon straight leg raising
in a multi trauma patient may indicate what? - CORRECT ANSWER✔✔- herniated nucleus
pulposus
severe sharp pain with passive hip flexion may indicated what? - CORRECT ANSWER✔✔-
hip fracture
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 MGRADES. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $9.99. You're not tied to anything after your purchase.
