CEN Test Quiz Bank 004 Sample Test Questions and Answers
2023/2024 APPROVED
Right ventricular infarction (RVI) lead changes correct answers II, III, AVF
R ventricular infarction s/s correct answers clear breath sounds, hypotension, JVD.
R ventricular dilation and dec contractility>> dec preload and CO
Reperfusion therapy standard correct answers Within 60 min of ED arrival
Common causes of PEA correct answers Hypoxia, tension pneumo, cardiac tamponade
BNP as a marker correct answers of L ventricular dysfunction bc ventricles make BNP and an inc of over
100 pg/ml indicates symptomatic HF
Transcutaneous pacing (TCP) correct answers A beat after every pacer spike is electrical capture. Beats
are wide complex bc ventricle is paced. Palpate central pulse, pt may still be hypotensive w/ diminished
or absent peripheral pulses.
Preferred tx with symptomatic brady esp in pts with acute MI
Wolff Parkinson-White (WPW) syndrome correct answers shortened PR interval and widened QRS
complex with a delta wave. When there is an extra electrical conduction path to heart causing electrical
signal to arrive too soon at ventricle (pt presents in tachy)
Brugada syndrome correct answers R bundle branch block with ST segment elevation in leads V1-V3 and
inc risk of sudden cardiac death (SUDS), common in young men
Wellen syndrome correct answers T wave changes plus history of anginal chest pain w/o serum marker
abnormalities, EKG lacks Q waves and significant ST segment elevation. Assoc with critical proximal L
anterior descending (LAD) artery stenosis
Hypothermia associations correct answers With bradycardia, Osborne (J) waves and prolonged QT
intervals
Sick sinus syndrome correct answers Sinoatrial node (SA) the primary heart pacemaker is not functioning
properly resulting in bradydysrythmias and/or tachydysrhythmias with potential for hypotension and
syncope
Morphine and nitrates for tx pulmonary edema correct answers Results in dec preload or dec venous
return>> dec pulmonary congestion
How to diagnose endocarditis correct answers Echocardiogram
Pericardiocentesis correct answers For suspected pericardial effusion or tamponade
Primary complication of bowel obstruction correct answers Dehydration
,Testicular referred pain is indicative of? correct answers Duodenal injury
S/s pancreatitis correct answers Sharp, boring, epigastric pain, inc after eating and having alcohol
Dx with abd CT scan
Paracentesis correct answers Procedure to remove fluid that has accumulated in the abd cavity
After doing paracentesis correct answers Check pt for s/s shock, EKG, dressing, VS q 15 min
Auscultate bowel obstruction correct answers Freq and high pitched
Dec or absent bowel sounds caused by correct answers Paralytic ileus, paralysis, dec in peristalsis
One cause of HYPOkalemia correct answers Excess fluid loss from GI (ex: diarrhea)
One cause of Magnesium depletion correct answers Intestinal malabsorption
Bland diet is for correct answers Peptic and gastric ulcers
Chocolate enhances correct answers S/s GERD
Life threatening complications of acute pancreatitis correct answers Atelectasis, pleural effusion, ARDS
HELLP syndrome correct answers Hemolysis, Elevated liver enzymes, Low platelets)
Liver panel dx it
S/s rhabdomyolysis correct answers HYPERkalemia, brown urine, inc CPK, HYPERcalcemia
Septal hematoma correct answers Can occur with mid facial trauma; untreated can lead to abscess
formation or avascular necrosis
Ethmoid bone fx can cause correct answers CSF leakage
Preferred eye irrigation fluid correct answers LR
Pocket vision screener should be held ___ inches from nose? correct answers 14 inches
HHNC s/s correct answers UA shows glycosuria without ketouria, polyuria, tachycardia, hypotension
Acute renal failure (ARF) s/s correct answers HYPERkalemia, HYPOnatremia, HYPOcalcemia,
HYPERphosphatemia. K level is priority
BUN / Cr ratio that would dx prerenal failure correct answers > 20:1
S/s HYPOcalcemia correct answers muscle cramping
Latex allergy crossovers correct answers Tomatoes, bananas, kiwis, white potatoes, avocados, bell
peppers, peaches
, Tx acute HYPERkalemia correct answers Ca and albuterol, sodium bicarb, insulin and dextrose 50%,
kayexalate
Kayexalate correct answers Sodium polystyrene sulfonate takes 1-2 hrs to kick in
Herpes zoster (shingles) transmission correct answers Direct contact via vesicular fluid
Fibromyalgia correct answers Chronic fatigue, multiple somatic s/s, widespread pain and hypersensitivity
Thyrotoxic crisis/storm s/s correct answers Hyperthermia, agitation, tachydysrythmias
Scabies tx correct answers Pyrethrin liquid (RID), do 2nd tx 7-10 days later if 1st is done to try hair. If hair
is wet, reapply in 24 hrs. Put washable items in plastic bags for 1-2 weeks until mites die
Anterior AND lateral corticospinal tract correct answers Voluntary muscle movement
Lateral spinothalamic tract correct answers Sharp pain and temperature
Posterior tracts correct answers Proprioception, fine touch, 2 pt discrimination
Anterior spinothalamic tract correct answers Crude touch
A fib correct answers Risk factor for embolic stroke
Bell's Palsy cause correct answers Paralysis of CN VIII
C5 > C7 correct answers innervation for arm flexion and extension
L2> L4 correct answers Extension and flexion legs
L4>L5 correct answers Foot flexion and toe extension
S3>S5 correct answers Anal sphincter tone
9-15 GCS correct answers mild to moderate head injury
3-8 GCS correct answers severe head injury
Noxious stimuli that trigger autonomic dysreflexia correct answers Bladder/intestinal distension,
pressure sores
Extreme hip flexion can cause correct answers Inc intra-abdominal pressure; causing inc ICP, flex no more
than 90 degrees
Fosphenytoin/Phosphenytoin (Cerebyx) dosing for status epilepticus correct answers 15-18 mg/kg given
100-150 mgPE/min IV
