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Test your basic knowledge |
Cardiology
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. diaphoresis - N/V - severe retrosternal pain - pain in left arm/jaw - SOB - fatigue - adrenergic symptoms
3rd degree syphillus - syphillit heart disease can lead to aortic valve incompetence
MI
Strawberry hemangioma
Aneurysms - ischemia - infarcts - peripheral vasc dz - thromboemboli
2. What is the effect on the slope of phase 4 in pacemaker cells by catecholamines and
Pulmonary flow murmur and diastolic rumble
Increase - increase the chance the If are open
Ischemic heart dz - mitral valve prolapse - LV dilation
Subendocardial - fewer collaterals and higher pressure
3. smaller vegetations - congenitally abnormal or diseased valves - sequela of dental procedures. Insidious onset
Decreases
Sensironeural deafness - defects in sodium and potassium channels - jervell and lange - neilsen syndrome
Viridans streptococci
Mitral stenosis
4. Which organ has ht highest blood flow per gram of tissue
MI
Vasocxn
Kidney
Boot shaped heart
5. The cause of pulmonary edema - paroxysmal nocturnal dyspnea?
Right sided
Afterload (proportional to peripheral resistance)
Fever - erythema marginatum - valvular damage - ESR - red hot joints - subQ nodules - St. vitus dance (chorea)
LV failure - pulm venous distention transudation of fluid
6. What does mitral prolapse predeispose to?
Babies
LAD > RCA > circumflex
Infective endocarditis
Kidney
7. Which channel accounts for automaticity of the SA and AV nodes?
Venodilators (nitrogylcerine)
Immediate high pitched blowing diasystolic murmur with a wide pulse pressure
If sodium channel
7 weeks
8. bacterial endocarditis - previously normal valves - rapid onset - Which bacteria?
Medullary vasomotor center senses baroreceptors and JGA
S. aureus
P02
The LA - can cause dysphagia because of compression of the esophageal nerve or hoarseness by compressing the the recurrent laryngeal nerve
9. Chronic mitral stenosis can lead to what changes in size of the LA
Dilation
Inc venous return exaccerbates pulm vasc congestion
Rhabdomyomas
Aortic/pulmonic stenosis and mitral/tricuspid regurg
10. 2/3 diastolic + 1/3 systolic
Black > white > asian
Polyarteritis nodosum
No
MAP
11. what conditions are associated with pulsus paradoxus
S. epidermidis
Raynaud's
Inc ICP - cerebral ischemia - inc SANS tone (HTN) and reflex bradycardia
Cardiac tamponade - asthma - obstructive sleep apnea - pericarditis and croup
12. Which valve is commonly involved in bacterial endocarditis from IV drug use and Which bacteria are most common?
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13. Mitral stenosis is most often secondary to which condition?
Isovolumetric contraction
RF
Mitral and tricuspid closure
Normal in children and pregs - assoc with inc filling pressures - early in diastole during rapid ventricular filling
14. Wegener's tx
Septal defects - PDA - pulm art stenosis
Cyclophosphamide and corticosteroids
3rd degree block - pacemaker - Lyme disease
Decreased
15. The cause of cardiac dilation?
Granulomatous vasculitis with eosinophilia. Asthma - sinusitis - skin lesions and periphereal neuropathy (wrist/foot drop) heart - GI - kidneys
7 weeks
Greater ventricular EDV
Aburpt halting of valve leaflets
16. Which organ gets the largest share of systemic cardiac output
Tetralogy of fallot - transposition of great vessels - truncus arteriosus - tricuspid atresia - TAPVR
Liver
Takayasu's arteritis
Inc central venous pressure - inc resistance to portal flow
17. wartiike - sterile vegetations occur on both sides of the valve - commonly causes mitral regurg. SLE causes it
Preload
Libman - sacks endocarditis
Ischemic heart dz - mitral valve prolapse - LV dilation
Adult type aortic coarctation
18. in the JVP - What is the v wave?
Initial repol - inactivation of of voltage gated Na channels - voltage gated K channels begin to open
Mean arterial pressure
Inc RA pressure - due to filling against closed tricupsid valve
In RA return (inspiration)
19. Rank the following by speed of conduction - av node - atria - purkinjee - ventricles
Purkingee>atria>ventricles>AV node
Fast volatge gated Na channels
Cyclophosphamide and corticosteroids
The first 4 days
20. Which murmur is heard with mitral prolapse?
Tetrology of fallot - pulmonary stenosis - RVH - overiding aorta - VSD
Tricuspid - don't tri drugs - S. aureus - pseudomonas - candida
Late systolic crescendo murmur with a midsystolic click
Dressler's - autoimmune
21. What causes the cushing reflex and why
Left heart failure
Inc ICP - cerebral ischemia - inc SANS tone (HTN) and reflex bradycardia
Cherry hemangioma
Fast volatge gated Na channels
22. systolic - diastolic
Truncus - tet of fallot
Apex and anterior interventricular septum
Resting potential high K perm
Pulse pressure
23. What is the definition of HTN?
Non
Dressler's - autoimmune
140/90
V fib
24. prolonged PR interval
Acute thrombosis of coronary artery
Medullary vasomotor center senses baroreceptors and JGA
1st degree AV blodck
Aortic insuffic - late
25. What do the carotid and aortic bodies respond to?
C - ANCA
Dec P02 - inc PC02 and dec pH
MI
HTN - bradycardia - and respiratory depression
26. disruption of the vasa vasorum of aorta - dilation of aorta and valve ring - tree bark appearance (calcifications on aortic root)
Increasing activity of Ca pump in SR
No - no pressure gradient
3rd degree syphillus - syphillit heart disease can lead to aortic valve incompetence
Sturge weber - vasculitis of caps
27. skin rash on buttocks and legs - arthralgia - intestinal hemorrhage - abdominal pain - melena. Follows URI - IgA immune complex - most common childhood systemic vasculitis
Cardiac tamponade - asthma - obstructive sleep apnea - pericarditis and croup
Late diastolic murmur following an opening snap
Henoch - Schlonlein purpura
Indomethacin closes - and pge keeps it open
28. decrease blood flow to the skin due to arteriolar vasospasm in cold temp - emotional stress - also in SLE and CREST
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29. What other sign is often present with congenital long QT syndrome - why?
Polyarteritis nodosum
Angiosarcoma
Sensironeural deafness - defects in sodium and potassium channels - jervell and lange - neilsen syndrome
3rd degree block - pacemaker - Lyme disease
30. port wine stains on face - intracerebral AVM - siezures - early onset glaucoma - congenital
Sturge weber - vasculitis of caps
Fick principle
Persistant truncus arteriosus
Increase in Pc
31. What causes the ejection click in the Cres - decres murmur?
Aortic/pulmonic regurg and mitral/tricuspid stenosis
Aburpt halting of valve leaflets
3rd degree block - pacemaker - Lyme disease
Mitral>aortic>>tricuspid - high pressure valves affected most
32. In an EKG - What is the QT interval?
PDA
Mechanican contraction of the ventricles
Varicose veins - thromboembolism rare
Infantile is proximal to ductus arteriosus and adult is distal. Infantile In and aDult is Distal to Ductus
33. In an acute MI - are there any visible changes via LM in the first 2-4 hours
Postinfarction fibrinous pericarditis
Can progess to V fib
Kussmaul's sign - cardiac tamponade - pulsus paradoxus
No
34. Does eccentric hypertrophy or concentric hypertrophy cause systolic disfunction
Sensironeural deafness - defects in sodium and potassium channels - jervell and lange - neilsen syndrome
Dec P02 - inc PC02 and dec pH
Aortic/pulmonic regurg and mitral/tricuspid stenosis
Eccentric - concentric hypertrophy causes diastolic disfunction
35. What constitues the upstroke in pacemaker cells?
Volatage gated Ca channels
Indomethacin closes - and pge keeps it open
Endothelial cell dysfxn - mac and LDL accum - foam cell - fatty streaks - smooth muscle cell migration - fibrous plaque - comlex atheromas
Troponin I
36. What can cause mitral prolapse?
Indomethacin closes - and pge keeps it open
LAD - V1 - V4
Infective endocarditis
Myxomatous degeneration - RF - chordae rupture
37. Which artery supplies the inferior portion of the left ventricle and posterior septum?
Mitral valve
Posterior descending (80% off the RCA - 20% off the circumflex)
QRS complex
MI
38. In an EKG - What is the p wave?
Atrial contraction
Fever - Arthritis - Night sweats - Myalgia - SKIN nodules - Ocular disturbances - Weak pulses in upper extremities
Fever - erythema marginatum - valvular damage - ESR - red hot joints - subQ nodules - St. vitus dance (chorea)
Decreased
39. L to R shunt becomes R to L due to increase pulm pressures from original congenital heart defect
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40. What is the early and late lesion in rheumatic heart disease
Mitral valve prolapse
Cardiac tamponde
Pulmonary flow murmur and diastolic rumble
Kids
41. What is the characteristic pulse in aortic stenosis?
Pulsus parvus and tardus - weak - can lead to syncope
A fib - beta block or ca channel block - warfarin - thromboembolism prophylaxis
Atherosclerosis
CHF
42. What cardiac change occurs in pregnancy?
Truncus - tet of fallot
Increased SV
Infantile is proximal to ductus arteriosus and adult is distal. Infantile In and aDult is Distal to Ductus
Adult type aortic coarctation
43. disease of elastic arteries and large and medium sized muscular arteries
Atherosclerosis
Filling is incomplete and CO falls
Rapid upstroke - voltage gated Na channels open
Takayasu's arteritis
44. How does aldosterone raise MAP
Age related calcifications or bicuspid aortic valve
Inc blood volume
LV failure - pulm venous distention transudation of fluid
Sarcoid - amyloid - postradiation fibrosis - endocardial fibroelastosis - Loffler - hemochromatosis
45. Churg Strauss - presentation and test
Granulomatous vasculitis with eosinophilia. Asthma - sinusitis - skin lesions and periphereal neuropathy (wrist/foot drop) heart - GI - kidneys
Strawberry hemangioma
Postinfarction fibrinous pericarditis
Aortic stenosis or LBBB
46. What are the different etiologies of dialted cardiomyopathy
Apex and anterior interventricular septum
EtOh - wet Beriberi - Coxsackie B - cocaine - chagas - doxorubicin - hemochromatosis - peripartum cardiomyopathy
2-4 day - early coag necrosis on the first day
Fever - erythema marginatum - valvular damage - ESR - red hot joints - subQ nodules - St. vitus dance (chorea)
47. What causes ankle - sacral edema - jugular venous distention
Holosystolic - harsh sounding murmur - loudest over tricuspid area
RV failure - in venous pressure
RCA - II - III - aVF
Ischemic heart dz - mitral valve prolapse - LV dilation
48. What does T wave inversion indicated?
Takayasu's arteritis
MI
Indomethacin closes - and pge keeps it open
Yes
49. What causes hepatomegaly?
Gap junctions
Mitral valve
Diastolic
Inc central venous pressure - inc resistance to portal flow
50. What is the machine like murmur? What is the heart pathology and the predisposing causes
Tetrology of fallot - pulmonary stenosis - RVH - overiding aorta - VSD
Patent ductus arteriosus - congenital rubella or prematurity
Dilated cardiomyopathy
Mitral stenosis