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CCI RCS Study Guide with correct Answers
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CCI RCS Study Guide with correct Answers
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CCI RCS Study Guide with correctAnswers
Cavitation is - Answer -The creation or vibration of small gas filled bodies by the
ultrasound beam. (Tends to occur only with higher-intensity exposures.
The 6 intensities from highest to lowest are - Answer -1.) SPTP 4.) SATP
2.)SPPA 5.) SAPA
3.)SPTA 6.) SATA
What tricuspid valve leaflets are noted in PLAX? - Answer -Anterior and medial/septal
posterior.
Formula for calculating EF? - Answer -EF% = (sv/edv) x 100%
Stroke Volume (SV) formula - Answer -EDV - ESV
What is stroke volume (SV)? - Answer -Amount of blood pumped out of each ventricle
during a single heart beat.
What is the chiari network? - Answer -Network of fibers originating from eustachian
valve.
Where can the chiari network be found - Answer -Right atria
What is the most anterior chamber of the heart? - Answer -Right ventricle
Which pair of intensities has the lowest value? - Answer -SATA (spatial average and
temporal average)
Where is the Eustachian valve located ? - Answer -In between the IVC and the right
atrium.
What's another name for the Right Ventricular Outflow Tract (RVOT) ? - Answer -
Infundibulum
,Where is the coronary sinus located in relation to the descending aorta? - Answer -
Anterior
The three cusps of the tricuspid valve are? - Answer -Anterior
Medial
Posterior
What's the two main layers of the pericardium? - Answer -1.) Visceral = lies directly
upon external surface of the heart and is commonly referred to as the epicardium.
2,) Parietal = or fibrous pericardium is the thick outer sac.
*The pericardial cavity lies between these two layers.
What is the normal pressure for the right ventricle ? - Answer -25/5 mmHg
What is the normal pressure for the pulmonary artery? - Answer -25/10 mmHg
What is the normal pressure for the left atrium? - Answer -10mmHg
What is the normal pressure for the aorta ? - Answer -120/80 mmHg
What are the two cusps of the mitral valve ? - Answer -Anterior (long) and the posterior
(short)
When is the left ventricular pressure the lowest? - Answer -Early diastole
What is Becks Triad and what does it cause? - Answer -AKA cardiac tamponade.
Causes an elevated pressure in heart, hypotension and a quiet heart
What are the effects of pulmonary HTN ? - Answer -Dilated pulmonary artery
Severe TR
RV dilation
What happens to the size of an aneurysm during systole? - Answer -It increases
In patients with A-Fib which heart sound would be missing ? - Answer -Fourth
What is the normal O2 saturation of the left heart ? - Answer -98%
What is cardiac output? - Answer -It is the total amount of blood ejected per minute.
*cardiac output = stroke volume x HR
*normal cardiac output = 4-8 liters/minute
Effects of left side heart failure - Answer -Blood backs up to lungs and patient has
shortness of breath
, What part of the heart is affected when there is pulmonary edema ? - Answer -Left side
of heart
What is the primary cause of Congestive Heart Failure? - Answer -Systolic dysfunction.
What part of the heart is affected when there is peripheral edema? - Answer -Right side
of the heart
When the foremen ovale closes after birth due to increased left atrial pressure the spot
it was located is now called? - Answer -Fossa ovalis
Mitral regurge hemodynamic evaluation is done in ? - Answer -Systole
Aortic stenosis evaluation is done in? - Answer -Systole
Tricuspid stenosis evaluation is done in ? - Answer -Diastole
What is Dresslers syndrome ? - Answer -Pericardial effusion after myocardial infarction
Is left atrial thrombus common in patients with mitral stenosis? - Answer -Yes,
especially in appendage
What are 3 factors affecting stroke volume? - Answer -Preload, after-load, contractility
What is fractional shortening? - Answer -It is the fraction of any diastolic dimension that
is lost in systole.
*normal range = 25-45%
If a patient has a stroke volume of 70ml and a heart rate of 90bpm what would be their
cardiac output? - Answer -Cardiac Output= Stroke volume x heart rate
70ml x 90bpm = 630ml/minute
What is QP and QS? - Answer -QP= pulmonary circulatory flow
QS= systemic circulatory flow
Atrial septal defect surgery is mainly considered when the QP/QS ratio exceed? -
Answer -1:5
*normal = 1:1
What are the 2 most common encountered congenital heart lesions diagnosed in adults
? - Answer -Atrial septal defect
Bicuspid aortic valve
What chamber of the heart would be greater affected in patients with ventricular septal
defects and left to right shunting? - Answer -Right atrium
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