Term
|
Definition
SV factors: Preload, afterload, contractility
HR |
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Term
| four determinants of PRELOAD |
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Definition
| total blood volume, distribution of blood volume, artrial contraction, compliance |
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Term
| afterload Dependents on two factors |
|
Definition
| Aortic pressure and volme of ventricle cavity/thickness of ventricular wall |
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Term
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Definition
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Term
| what factors affect ventricular performance |
|
Definition
| SNS, + & - inotropic drug |
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Term
|
Definition
EF= EDV - ESV
----------
EDV
SV= EDV - ESV |
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|
Term
| four compensatory mechanism for increasing CO |
|
Definition
frank-starlin mechanism
SNS
ventricular hypertrophy
ventricular dilatation |
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Term
| Risk factors of cardiac disease. BIG 6 |
|
Definition
smoking/tobacoo use
HTN
DM
Age
Family HX
Dyslipidemia |
|
|
Term
| homocysteine level test for what? |
|
Definition
- vitamin B12 deficiency or folic acid deficiency.
-inherited disease (homocystinuria) that causes a deficiency of one of several enzymes needed to convert food to energy.
unexplained blood clots |
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|
Term
| Prehypertension acording to JNC VII |
|
Definition
|
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Term
|
Definition
|
|
Term
|
Definition
|
|
Term
For cardiac risk factor DM
fasting glucose> ___
random plasma glucose>__
plasma glucose > __ aft 2Hr OGTT |
|
Definition
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|
Term
| most common Sx arise from what 4 factors for CVD |
|
Definition
| myocardial ischemia disturbation of contraction and or relaxation of the myocardium obstruction to blood flow abnormal cardiac rhythm or rate |
|
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Term
|
Definition
dyspnea only in lateral decubitus position
platypnea-dyspnea only in upright position |
|
|
Term
| Dyspnea due to CVD explain |
|
Definition
elevation of Pulmo cap pressure due to LV dysfunction or mitral stenosis
- increased hydrostatic pressure of pulmonary vascularture causes fluid shift in to interstitial space |
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|
Term
| palpitation is found in what kind of pt more than other. |
|
Definition
| psychiatric Pt; depression and panic disorder. it could last up to 15min in this kind of pts. |
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Term
| common drug that could cause palpitation |
|
Definition
| tobacco, alcohol, caffeine, epi, ephedrine (what is it use for), aminophylline and atropine |
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Term
| what is the mechanism behind syncope? |
|
Definition
| mechanism is bilateral cortical or brain stem hypoperfusion |
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|
Term
NYHA classifications
Class I
II
III
IV |
|
Definition
I: no limitations. no sx from ordinary activities
II : slight, mild limitation of activity. good at rest or mild exertion
III: comfortable only at rest
IV: must be at complete rest. any activity brings on discomfort and sx |
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|
Term
| symptoms results most commonly form what 4 abnormality caused to heart? |
|
Definition
MI, disturbance of contraction and or relaxation of the myocardium.
obstruction of the blood flow
abnormal cardiac rhythm or rate-determine the filling time |
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