Clinical assessment Flashcards
Provides an understanding of clinical presentation and diseases such as Chaggas and Lyme plus their respondent effects on cardiac function. Currently weighted 4% in the CCDS exam.
Resistance heart must overcome to eject blood is known as ______.
After load = Systemic Vascular resistance.
Preload = Stretch during filling, ready to pump.
Whats considered a normal Ejection Fraction?
50-65%.
True / False
Preload = Systolic BP.
False.
Afterload is equal to systolic BP.
Dispensability (Pressure) x Volume = ____.
Compliance.
By what percentage does stroke volume increase in a normal person during exercise?
50%.
True / False
Lyme disease manifests with varying degrees of conduction block.
True.
True / False
Conduction block respondent to Lyme disease is typically permanent.
False.
Normally reversible within 4 weeks.
True / False
Approximately 10% of Lyme disease patients present with cardiac abnormalities.
False.
Approximately 5% of Lyme disease patients.
True / False
In up to 1% of patients with Lyme disease, complete heart block can develop.
True.
Which type of parasite is commonly responsible for transmitting Lyme disease to humans
Ticks.
Chagas Disease has a long latency period of approximately _____ years before cardiac presentation as cardiomyopathy.
10-20yrs.
True / False
Acute heart infection respondent to Chagas lasts approximately 10-20wks.
False.
Heart infection lasts approximately 4-8wks.
True / False
Chagas is prevalent in Central and South America.
True.
By what other names is the Assassin Bug known and what is its significance with respect to cardiology?
Triatominae or Kissing bug - spreads Chagas disease.
What anatomical structures combine to make the 3 sides of Triangle of Koch.
- CS Os
- Antero-septal leaflet structure
- Tendon of Todaro
Cardiac Output is the product of what two components?
Heart Rate and Stroke Volume.
CO = HR x SV
Blood pressure is the product of what two components?
Cardiac Output and Peripheral Vascular Resistance.
BP = CO x PR
Minute ventilation is the product of what two components?
Respiratory Rate and Tidal Volume.
MV = RR x TV
