CNIM Questions with All Correct Answers
In a differential amplifier if in input received a voltage of 65 uV and input two voltages of -30 uV, the output voltage seen would be ___ uV and the pens would move ___. - Answer- 95 uV, downward
Which of the following is attenuated by time constant o...
CNIM Questions with All
Correct Answers
In a differential amplifier if in input received a voltage of 65 uV and input two voltages of
-30 uV, the output voltage seen would be ___ uV and the pens would move ___. -
Answer- 95 uV, downward
Which of the following is attenuated by time constant of 0.03 seconds? - Answer- 3 Hz
The accepted limit allowed for leakage current from chassis of an EP machine is... -
Answer- 100 uA
A signal averages should have horizontal resolution of... - Answer- 10 us
It is acceptable to use published normative data from another center for the analysis of
EPs when... - Answer- Stimulus, recording, and other conditions are compatible
The other centers normative values are closely matched to your select (at least 20)
normal subjects.
Which filter bandwidths will affect the latency and/or amplitude of the BAEP? - Answer-
100-1k
What affect does increasing stimulus rate have on BAEP? - Answer- Latencies are
prolonged
Amplitudes of waves I, II, and III are attenuated.
Amplitude of wave V is attenuated
Stimulus intensity should be adjusted to... - Answer- Produce a minimal movement at
the joint involved.
The optimal filter bandpass settings for recording PREPs is... - Answer- 100-3000 Hz
The optimal filter settings for recording a SSEP of the upper extremity is... - Answer- 20
- 3000 Hz
, The use of extension cords is discouraged because... - Answer- Increased leakage
current
The ground may not be intact
Arteriovenous malformations are caused by... - Answer- Abnormal direct connections
between arteries and veins
Brachial plexopathy is most likely to occur in the... - Answer- Ulnar Nerve
Arthrodesis is... - Answer- Joint fusion
Wallerian degeneration can be caused by... - Answer- Lack of blood supply
What neural structure is at risk during Acetabular Fixation? - Answer- Sciatic Nerve
What is the minimum acceptable sweep for BAERs? - Answer- 10 ms
The optimal repetition rate for intraoperative BAEPs is... - Answer- 31 Hz
The peak equivalent SPL of a click should be calibrated at... - Answer- 1000 Hz
Which potential will reverse with click polarity? - Answer- Cochlear microphonic
The most diagnostic part of the BAER is... - Answer- I-V interpeak
What would most likely result in an increased I-III interval? - Answer- Vestibular
Schwannoma
The sound stimulus intensity at the tympanic membrane depends on the... - Answer-
Acoustic coupling between the sound stimulus generator and the ear.
To optimally monitor CN VIII function in the OR, it is desirable to be able to
simultaneously perform... - Answer- BAEPs and Electrocochleograms (ECochG)
The term "broadband click" refers to a... - Answer- Peak acoustic power of 2-4 kHz
You are most likely to see changes during exposure of a spine surgery due to... -
Answer- Anesthesia-induced hypotension
In posterior fossa surgery, an increase in the III-V interpeak interval would be most likely
be due to... - Answer- Traction on the cerebellum
Loss of BAEPs following drilling of the internal auditory canal is most likely due to... -
Answer- Disruption of the cochlear blood supply
Les avantages d'acheter des résumés chez Stuvia:
Qualité garantie par les avis des clients
Les clients de Stuvia ont évalués plus de 700 000 résumés. C'est comme ça que vous savez que vous achetez les meilleurs documents.
L’achat facile et rapide
Vous pouvez payer rapidement avec iDeal, carte de crédit ou Stuvia-crédit pour les résumés. Il n'y a pas d'adhésion nécessaire.
Focus sur l’essentiel
Vos camarades écrivent eux-mêmes les notes d’étude, c’est pourquoi les documents sont toujours fiables et à jour. Cela garantit que vous arrivez rapidement au coeur du matériel.
Foire aux questions
Qu'est-ce que j'obtiens en achetant ce document ?
Vous obtenez un PDF, disponible immédiatement après votre achat. Le document acheté est accessible à tout moment, n'importe où et indéfiniment via votre profil.
Garantie de remboursement : comment ça marche ?
Notre garantie de satisfaction garantit que vous trouverez toujours un document d'étude qui vous convient. Vous remplissez un formulaire et notre équipe du service client s'occupe du reste.
Auprès de qui est-ce que j'achète ce résumé ?
Stuvia est une place de marché. Alors, vous n'achetez donc pas ce document chez nous, mais auprès du vendeur Scholarsstudyguide. Stuvia facilite les paiements au vendeur.
Est-ce que j'aurai un abonnement?
Non, vous n'achetez ce résumé que pour 12,19 €. Vous n'êtes lié à rien après votre achat.
