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Ultra P.A.S.S ECHO
Ch.1 Anatomy & Physiology
57
Other
Undergraduate 2
01/11/2016

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Cards

Term
The ASE recommends the LV be divided into ____ segments.
Definition
17
Term
In the PLAX view the heart walls are visualized?
Definition

mid posterior

anteroseptal

basal

Term
The area of the heart where the coronary sulcus meets the interventricular sulcus is called?
Definition
Crux
Term
The inner surface of the heart wall is called?
Definition
endocardium
Term
Which of the heart wall layers is responsible for the heart's ability to contract ?
Definition
myocardium
Term
The LVOT ends at the level of the?
Definition
aortic annulus
Term
The most anterior chamber of the heart is the ?
Definition
RV
Term
What structure in the RV extends from the lower interventricular septum to the anterior wall where it joins the papillary muscle ?
Definition
moderator band
Term
The RVOT is refered to as the ?
Definition

conus arteriosus

&

infundibulum

Term
What are the normal number of PV4's?
Definition
4 or 5
Term
Where are the pectinate muscles located in the LA ?
Definition
LAA
Term
The cardiac structure that forms the right lateral cardiac border is the ?
Definition
RA
Term
Which three structures empty blood into the RA ?
Definition
IVC, SVC, coronary sinus
Term
The eustachian valve is located in the ?
Definition
IVC
Term
The torus aorticus is located in the ?
Definition
RA
Term
Turbulence occurs when Reynolds number exceeds ?
Definition
2000
Term
The support structures at the end of each of the AOV cusps are called ?
Definition
Arantius's nodules
Term
The largest of the TV leaflets is the ?
Definition
anterior
Term
There is a direct relationship between the degree of myocardial muscle fiber stretch and force generated by the succeeding contraction. This describes ?
Definition
Frank Starling Law
Term
What structure is continuous with the posterior aortic root wall ?
Definition
anteromedial mitral leaflet
Term
The origin of both the AO and PA is the ?
Definition
embryonic truncus arteriosus
Term
This artery is NOT usually a direct branch off of the AO arch:
Definition
Right common carotid artery
Term
Isolvolumic relaxation occurs_____
Definition
Just after the T wave
Term
If the conus artery does not have its own ostium, then it is the first branch off of the ?
Definition
Right coronary artery
Term
The great cardiac vein anastomoses with the:
Definition
oblique vein of Marshal
Term
The second heart sound is made by the ?
Definition
closing of the AOV
Term
What % of blood does atrial contraction contribute to LV filling ?
Definition
15-20 %
Term
The primary pacemaker of the heart is the ?
Definition
sino-atrial node
Term
The T wave on the EKG represents ?
Definition
ventricular repolarization
Term
The amount of blood pumped out of the AO with every beat is reffered to as ?
Definition
stroke volume
Term
Flow in the upper pulmonary vein should be obtained ?
Definition
1-2 cm into vein
Term
What is typically the best view to obtain flow in the right pulmonary vein ?
Definition
apical
Term
The relationship between pressure and velocity is determined by ?
Definition
Bernoluii equation
Term
Approximately what % of blood filling occurs in the LV during early diastolic filling ?
Definition
80%
Term
The ventricles are defined externally by the
Definition
Interventricular sulci which extends down from the coronary sulcus to apex
Term
The 3 walls of the ventricles are:
Definition
epicardium, myocadium, endocardium
Term
Cardiac muscles beat for a long time and rest for a short time because of ?
Definition
Sarcosomes or mitochondria ( break down metabolic waste)
Term
Walls of the Heart:
Definition
1. Parietal Pericardium 2. Pericardial Cavity 3. Visceral Pericardium (epicardium) 4. Myocardium 5. Endocardium
Term
The right coronary and non coronary cusps of the aortic valve lie up against the medial right Atrial wall..this forms?
Definition
Torus aorticus
Term
The inner layer of an artery
Definition
Tunica intima
Term
The middle layer of an artery
Definition
Tunica media
Term
The outer layer of an artery (white fibrous )
Definition
Tunica adventitia
Term
Windkessel is used to describe?
Definition
The AO ability to act as a compression chamber \ reservoir for blood due to distensibility & compliance when rapid ejection from the LV occurs
Term
Normal range of right ventricular & pulmonary artery systolic pressure is between:
Definition
15 - 25 mmHg
Term
Normal pressure values: RA during systole/ diastole
Definition
2-14/2-10 mmHg
Term
Normal pressure values: RV during systole/diastole
Definition
15-18/0-8 mmHg
Term
Valsalva maneuver results are:
Definition
Causes positive intrathoracic pressure which diminishes venous return so that CO & Atrial pressure fall. The reflex increase in sympathetic outflow causes the HR to increase & contract arterioles.
Term
Normal pressure values: left side Systolic/diastolic
Definition
100-140/3-12
Term
S2
Definition
AO / PV
Term
S1
Definition
MV / TV
Term
S3
Definition
Ventricular sound
Term
S4
Definition
Late Diastolic filling sound
Term
Timing of Pulmonary Vein Flow: PVs1
Definition
Early systole
Term
Timing of Pulmonary Vein: PVs2
Definition
Mid to late systole
Term
Timing of Pulmonary Vein Flow: PVd
Definition
During diastole after MV opening
Term
Timing of Pulmonary Vein Flow: PVa
Definition
End diastole
Term
Timing of Pulmonary Vein Flow: PVa dur
Definition
Duration of the PVa
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