RCIS continued Flashcards
Which drug for conscious sedation has a duration of 30 minutes (not therapeutic half life)?
Valium/Diazepam
Where is the site of action for benzodiazepines?
GABA receptors
If the EKG exhibits a nodal rhythm, where is the heart beating from?
Beating at a slow rate set by the AV node
The average resting cardiac cycle takes about 0.8 sec, including 0.1 sec for atrial systole, 0.3 sec for ventricular systole, and 0.4 sec for which period?
the quiescent period
What does heparin do?
Blocks the conversion of prothrombin to thrombin
What drug is derived from curare, a poison found on some frogs?
Pavulon
In order to view an angiogram from a prior procedure in a digital systel, which device is required to display the image?
digital to analog converter
What is the hydrophylic coating on guidewires?
silicone
What catheter should be used for a Sheperd’s crook RCA?
Champ
Right Voda
Arani 75
Amplatz left II
Your patient has a CTO with bridging collaterals, what is the est treatment for your patient?
Bypass surgery
In order to determine whether an intervention is warranted on a stenosis of intermediate severity, the physician could assess the Fractional Flow Reserve using which wire?
RadiWire
Verrata wire
Your patient has an inferior take-off saphenous vein graft to the RCA. Which catheters would be the logical choices?
Amplatz left
Amplatz right
Judkins Right
Multipurpose
What is a AL II short tip guiding catheter suited for?
Superior take off LMCA
Which catheter would be most suitable for an RCA with a superior directed orientation?
Champ
A heart rate of 45 BPM and an absence of P waves from the EKG would suggest what?
Damage to the SA node
Your patient has arterial blood gases as follows:
pH: 7.30
pCO2: 52
pO2: 96
HCO3: 20
What is the most probable acid base diagnosis?
Mixed respiratory and metabolic acidosis
What is the fast-rising phase of the SA nose action potential due to?
Calcium influx
True of False:
Constrictive myocarditis is a medical diagnosis.
False
Which medical gas is used for inflating septostomy balloon?
Carbon dioxide
Which medical gas is used for pulmonary hypertension?
Nitrous oxide
Which medical gas is used for powering rotablator turbine?
Nitrogen
Which medical gas is used for gas sterilization?
Ethylene oxide
Which medical gas is used for excimer laser?
Xenon chloride
What is a friction rub a result from?
A deficiency of pericardial fluid
What is the electrical synchrony of the ventricular myocardium a result from?
Gap junctions of the intercalated discs
What is diastasis?
slow ventricular filling
Where is the cardiac center, which modifies the heart rate, located?
Medulla oblongata
How doe the Cardioinhibitory center communicate with the heart ?
Vagus nerves
At the end of ventricular contraction, what is the name of the amount of blood remaining in the ventricle?
end-systolic volume
The heart’s normal _________________ of 54% can rise as high as 90% during strenuous exercise.
Ejection fraction
What is the pressure in the arteries that opposes the opening of the semilunar valves called?
Afterload
When does the second heart sound occur on the EKG?
T wave
Heart rates tend to be higher in which sex?
women
The _______________ commonly measures about 75 ml.
Stroke volume
Where is the conduction of electrical signals fastest?
Purkinje Fibers