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
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller millyphilip. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $11.99. You're not tied to anything after your purchase.