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Test your basic knowledge |
Cardiac
Start Test
Study First
Subject
:
health-sciences
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. What effect does transposition of the great vessels have on the ventricles?
Nonbacterial thrombotic endocarditis (marantic endocarditis)
Hypertophy of RV atrophy of LV
Valve replacement
Congested central veins
2. Where is the coarctation in infantile coarctation of the aorta?
Preductal - post aortic arch
1%
Small vegetations along the line of closure
>70%
3. How does squating decrease hypoxemia in tetralogy of fallot?
Pedunculated mass in the LA that causes syncope due to obstruction of MV
Stable angina
Increased arterial resistence decreases shunting - allowing more blood to reach lungs
Small - sterile fibrin deposits randomly arranged on closure of valve leaflets
4. What causes the nutmeg color in nutmeg liver?
Squatting - expiration
R-->L
Congested central veins
Heart transplant
5. Low voltage EKG w/diminished QRS amplitude.
Contraction band necrosis
Asymptomatic
Restrictive cardiomyopathy
Coxsackie A or B
6. What is the most common type of ASD? What %?
Colon cancer
Ostium secundum (90%)
Congestive heart failure
Myocarditis
7. When is an MI patent at highest risk for fibrionous pericarditis?
2-3%
1-3 days out
Increased hydrostatic pressure
Chronic rheumatic heart disease
8. What maintains patency of the PDA?
PGE
LAD
S viridans
Chest pain - arrhythmia - sudden death - heart failure - dilated cardiomyopathy
9. Friction rub and chest pain.
Valve replacement AFTER the onset of complications
Ventricular arrhythmia
Increased hydrostatic pressure
Pericarditits
10. What are Janeway lesions?
Erythematous nontender lesions on palms and soles.
Dense layer of elastic and fibrotic tissue in the endocardium - children
Doxorubicin - cocaine
LHF - left - to - right shunt - chronic lung disease (cor pulmonale)
11. What is the leading cause of death in the US?
Congestive heart failure
Ischemic heart disease
Coronary artery vasospasm - emboli - vasculitis
Valve replacement AFTER the onset of complications
12. What is the only Jones criteria that doesn't resolve with time?
Pancarditis
Osler nodes (ouch - ouch Osler)
2-4 hours - 24 hours - 7-10 days
Aortic stenosis
13. What is the rate of mitral valve prolapse in the US?
Ventricles cannot pump
Stable angina
2-3%
Rhadbomyoma - benign
14. What gross and microscopic changes occur 1-3 days after an MI?
Mitral mitral+aortic
1%
Mitral regurg
Yellow pallor neutrophils
15. What valves are most commonly involved in chronic rheumatic heart disease?
Mitral mitral+aortic
Decreases LV dilation by decreasing volume
Constrict peripheral arterioles - increasing TPR - release aldosterone - increasing blood volume
Reperfusion injury
16. Which artery is most often occluded in an MI?
LHF - left - to - right shunt - chronic lung disease (cor pulmonale)
Endomyocardial fibrosis w/eosinophilic infiltrate and eosinophilia
LAD
Fibrinous pericarditis
17. What is the characteristic finding on CXR in tetralogy of fallot?
Infantile coarctation of the aorta
Streptococcus viridans
Boot shaped heart
Mitral regurg
18. What characterizes acute rheumatic fever endocarditiis?
Small vegetations along the line of closure
PDA
Gelatinous - abundant ground substance
Myofiber hypertrophy with disarray
19. Which congenital heart defect is associated with maternal diabetes?
Libman - Sacks endocarditis
Transposition of the great vessels
Pericarditits
Foci of chronic inflammation - reactive histiocytes with slender - wavy nuclei - giant cells - and fibrinoid material
20. What type of collagen is involved in fibrosis?
Type I
1) damaged endocardial surface develops thrombotic vegetations 2) transient bacteremia leads to trapping of bacteria in the vegetations
LHF
Foci of chronic inflammation - reactive histiocytes with slender - wavy nuclei - giant cells - and fibrinoid material
21. Infects predamaged valves after transient bacteremia?
Surgical closure small defects may close spontaneously
Coronary artery vasospasm - emboli - vasculitis
Infectious endocarditis
S viridans
22. In which chamber of the heart are cardiac myxomas found?
Mitral regurg
LA
Louder - increased systemic resistence decreases LV emptying
Gelatinous - abundant ground substance
23. What is the cause of the red border around granulation tissue?
Backward LHF pulm htn and RHF - afib and associated mural thombis
Myocarditis in acute rheumatic heart fever
Elevated ASO anti - DNase B titers
Blood vessels coming in from normal tissue
24. Dyspnea - PND - orthopnea - crackles - fluid rentention - heart failure cells.
stenosis of RV outflow tract - RV hypertrophy - VSD - aorta that overrides the VSD
LHF
Bicuspid aortic valve
Chronic rheumatic heart disease
25. What congenital heart defect is associated with fetal alcohol syndrome?
45%
Myxoid degeneration
MV prolapse LV dilation - infective endocarditis - acute rheumatic heart disease - papillary muscle rupture
VSD
26. What is the most common valve infected by S aureus?
Foci of chronic inflammation - reactive histiocytes with slender - wavy nuclei - giant cells - and fibrinoid material
Open blocked vessels
Tricuspid
Idiopathic genetic mutation (AD) - myocarditis - alcohol - drugs - pregnancy
27. What type of endocarditis is associated with SLE?
Endocardial fibroelastosis
Libman - Sacks endocarditis
Stable angina
First 4 hours
28. What are the sx of PDA at birth?
Reversible
Reperfusion injury
Louder - increased systemic resistence decreases LV emptying
Asymptomatic
29. When do macrophagess infiltrate the myocardium post MI?
Months out fibrosis
S aureus
PDA
4-7 days
30. What is the characteristic murmur of aortic stenosis?
Hypercoagulable state or underlying adenocarcinoma
Increased O2 demand during exercise but can't increase CO b/c of narrowed valve
Months out fibrosis
Systolic ejection click followed by crescendo - decrescendo murmur
31. What is the rate of congenital heart defects?
Dressler syndrome
20 min
1%
Small - nondestructive vegetations (subacute endocarditis)
32. What is endocardial fibroelastosis? In what population is it found?
Hypertrophic cardiomyopathy
Dense layer of elastic and fibrotic tissue in the endocardium - children
Large vegetations of S aureus
Bicuspid aortic valve
33. What effect does dilated cardiomyopathy have on the heart?
Valve replacement AFTER the onset of complications
Louder - increased systemic resistence decreases LV emptying
CK- MB
Systolic dysfx leading to biventricular CHF
34. What cardiac disease is associated with tuberous sclerosis?
Louder - increased systemic resistence decreases LV emptying
Mitral mitral+aortic
Rhabdomyoma
Maternal diabetes
35. What is the effect of mitral regurg on the heart?
Volume overload and LHF
Kawasaki disease
Pericarditits
Nitroglycerin
36. What are other (not atherosclerotic) causes of MI?
ACE inhibitor
Intercostal arteries enlarged due to collateral circulation
Coronary artery vasospasm - emboli - vasculitis
Spontaneous
37. How do nitrates tx MI?
Idiopathic genetic mutation (AD) - myocarditis - alcohol - drugs - pregnancy
Decrease preload -->lowers myocardial stress
Harmartoma
Within the first day
38. What are the Jones criteria?
Evidence of prior group A beta - hemolytic strep plus major and minor criteria
Osler nodes (ouch - ouch Osler)
Sterile vegetations on mitral valve along lines of closure
R-->L
39. Dilated cardiomyopathy is a late complication of what illness?
Myocarditis
Reactive histiocyte with caterpillar nucleus
Turner syndrome
LAD
40. With what developmental disorder is VSD associated?
Endocardial fibroelastosis (rare)
Fetal alcohol syndrome
Indomethacin - decreases PGE
Atherosclerosis of coronary arteries
41. What is the most common cause of death during the acute phase of rheumatic fever?
Ischemic heart disease
NG or Ca channel blocker
LA dilation
Myocarditis
42. Which angina(s) show ST elevation on EKG? ST depression?
Pericardial effusion due to pericardial involvement
>60 years - bicuspid aortic valve
Mitral mitral+aortic
Prinzmetal stable and unstable
43. Poor myocardial fx due to chronic ischemic damage?
Left to right shunt causes increased flow thru pulm circulation which results in hypertrophy of pulm vessels and pulm htn - increased pulm resistance results in reveral of shunt
Chronic ischemic heart disease
Rupture of free wall - IV septum - or papillary muscle
Pulsating nail bed
44. With what disease is transposition of the great vessels associated?
Within the first day
Myxoid degeneration
Maternal diabetes
Valve scarring that arises as a consequence of rheumatic fever
45. What causes notching of the ribs in adult coarctation of the aorta?
Reversible
Arrhythmia - CHF - angina - syncope - microangiopathic hemolytic anemia
Sudden cardiac death
Intercostal arteries enlarged due to collateral circulation
46. What bug causes acute rheumatic fever?
Hemosiderin laden macrophages
Infectious endocarditis
PDA
Group A beta - hemolytic streptococci
47. What tests show prior group A beta - hemolytic strep infection?
LHF
Trisomy 21
Elevated ASO anti - DNase B titers
Endocarditis of prosthetic valves
48. Which vasculitis can cause MI?
Infectious endocarditis - arrythmias - severe mitral regurg no
Kawasaki disease
Aortic stenosis
Small - nondestructive vegetations (subacute endocarditis)
49. What are the complications that occur months after an MI?
1 day: coag necr 1 wk: inflammation (neutrophils and macrophages) 1 mo: scar
Large - destructive vegetations
Prinzmetal angina
Aneurysm - mural thrombus - Dressler syndrome
50. What is systolic dysfx?
Ventricles cannot pump
Paradoxical emboli
Mitral regurg
Atherosclerosis of coronary arteries