Answers Latest Top Score.
Cavitation is - correct 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 - correct answer. 1.) SPTP 4.) SATP
2.)SPPA 5.) SAPA
3.)SPTA 6.) SATA
What tricuspid valve leaflets are noted in PLAX? - correct answer. Anterior and
medial/septal posterior.
Formula for calculating EF? - correct answer. EF% = (sv/edv) x 100%
Stroke Volume (SV) formula - correct answer. EDV - ESV
What is stroke volume (SV)? - correct answer. Amount of blood pumped out of each
ventricle during a single heart beat.
What is the chiari network? - correct answer. Network of fibers originating from
eustachian valve.
Where can the chiari network be found - correct answer. Right atria
What is the most anterior chamber of the heart? - correct answer. Right ventricle
Which pair of intensities has the lowest value? - correct answer. SATA (spatial
average and temporal average)
,Where is the Eustachian valve located ? - correct answer. In between the IVC and the
right atrium.
What's another name for the Right Ventricular Outflow Tract (RVOT) ? - correct answer.
Infundibulum
Where is the coronary sinus located in relation to the descending aorta? - correct
answer. Anterior
The three cusps of the tricuspid valve are? - correct answer. Anterior
Medial
Posterior
What's the two main layers of the pericardium? - correct 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 ? - correct answer. 25/5 mmHg
What is the normal pressure for the pulmonary artery? - correct answer. 25/10 mmHg
What is the normal pressure for the left atrium? - correct answer. 10mmHg
What is the normal pressure for the aorta ? - correct answer. 120/80 mmHg
What are the two cusps of the mitral valve ? - correct answer. Anterior (long) and the
posterior (short)
When is the left ventricular pressure the lowest? - correct answer. Early diastole
What is Becks Triad and what does it cause? - correct answer. AKA cardiac
tamponade. Causes an elevated pressure in heart, hypotension and a quiet heart
What are the effects of pulmonary HTN ? - correct answer. Dilated pulmonary artery
Severe TR
RV dilation
What happens to the size of an aneurysm during systole? - correct answer. It
increases
In patients with A-Fib which heart sound would be missing ? - correct answer. Fourth
What is the normal O2 saturation of the left heart ? - correct answer. 98%
, What is cardiac output? - correct 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 - correct answer. Blood backs up to lungs and patient
has shortness of breath
What part of the heart is affected when there is pulmonary edema ? - correct answer.
Left side of heart
What is the primary cause of Congestive Heart Failure? - correct answer. Systolic
dysfunction.
What part of the heart is affected when there is peripheral edema? - correct 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? - correct answer. Fossa ovalis
Mitral regurge hemodynamic evaluation is done in ? - correct answer. Systole
Aortic stenosis evaluation is done in? - correct answer. Systole
Tricuspid stenosis evaluation is done in ? - correct answer. Diastole
What is Dresslers syndrome ? - correct answer. Pericardial effusion after myocardial
infarction
Is left atrial thrombus common in patients with mitral stenosis? - correct answer. Yes,
especially in appendage
What are 3 factors affecting stroke volume? - correct answer. Preload, after-load,
contractility
What is fractional shortening? - correct 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? - correct answer. Cardiac Output= Stroke volume x heart rate
70ml x 90bpm = 630ml/minute
What is QP and QS? - correct answer. QP= pulmonary circulatory flow
QS= systemic circulatory flow