CARDIOVASCULAR SYSTEM MCQ – Exercise 53

The multiple choice questions in this online test paper focuses on CARDIOVASCULAR SYSTEM MCQ. If you are looking for self evaluation of your PG Medical entrance exam preparation then this online CARDIOVASCULAR SYSTEM MCQ Test Paper will help you to evaluate your exam preparation.

Instruction for REPRODUCTIVE BIOLOGY/ REPRODUCTIVE MEDICINE / INFERTILITY MCQs:

1- This online MCQ practice test paper contains 30 questions.
2- Each question in this online practice test paper have four options and only 1 option is correct.
3- You can view the answers of this practice test paper after submitting the practice test paper.
Note: The answers mentioned at the end of practice test are the best suitable option as per our knowledge. Users shall cross-check the answers with their textbooks.

Q 1. development of a Q wave on ECG is more dependent on

transmurality of MI

volume of infracted myocardial tissue

thickness of the opposite myocardial wall

all of the above

Q 2. which of the following is true for levels of creatine phosphokinase in STEMI

rises within 10 to 30 minutes

rises within 30 minutes to 1 hour

rises within 1 to 4 hours

rises within 4 to 8 hours

Q 3. which of the following about cardiac biomarkers is false

detected in serum

cardiac biomarkers are proteins

released from necrotic heart muscle

none of the above

Q 4. potential sources of total CK elevation are all except

muscular dystrophy

myopathies

polymyositis

hyperthyroidism

Q 5. agonists that promote platelet activation at the site of ruptured plaque include all except

collagen

ATP

Epinephrine

serotonin

Q 6. which of the following best describes thromboxane A2

adhesive protein

local vasoconstrictor

resistance to fibrinolysis

platelet aggregator

Q 7. which of the following is true for levels of creatine phosphokinase in STEMI

returns to normal within 24 hours

returns to normal by 24 to 48 hours

returns to normal by 48 to 72 hours

returns to normal by 72 to 96 hours

Q 8. early 30 day mortality rate from acute MI is

̴10%

̴20%

̴30%

̴40%

Q 9. out of the following which is least likely condition that increases risk of developing STEMI

collagen vascular disease

cocaine abuse

alcohol abuse

Q 10. cardiac biomarkers that are released into the interstitium are first cleared by

arterioles

venules

capillaries

lymphatics

Q 11. in most patients with transmural MI systolic pressure declines by how much from the preinfarction state

̴5 ̴10 mm Hg

̴10 ̴15 mm Hg

1̴5 ̴20 mm Hg

̴20 ̴25mm Hg

Q 12. potential sources of total CK elevation are all except

alcohol binge

hypothyroidism

stroke

prolonged immobilization

Q 13. which of the following is false regarding pain in STEMI

does not radiate below umbilicus

may radiate to trapezius

pain does not subside with cessation of activity

painless STEMI s is grater in diabetics

Q 14. parasympathetic nervous system hyperactivity is more common in

anterior infarction

inferior infarction

posterior infarction

lateral infarction

Q 15. levels of cTnI and cTnT may remain elevated for how many days after STEMI

1 to 3 days

2 to 5 days

7 to 10 days

10 to 21 days

Q 16. which of the following can be used to provoke focal coronary spasm in prinzmetals variant angina

ergonovine

acetylcholine

hyperventilation

all of the above

Q 17. sympathetic nervous system hyperactivity is more common in

anterior infarction

inferior infarction

posterior infarction

lateral infarction

Q 18. which of the following is false regarding pain in STEMI

most common presenting complaint

deep and visceral

different in character to discomfort of angina pectoris

may radiate as high as occipital area

Q 19. in temporal staging of MI acute stage is

first few hours

first few hours to 3 days

first few hours to 5 days

first few hours to 7 days

Q 20. in prinzmetals variant angina focal spasm is most common in

right coronary artery

left anterior descending coronary artery

left circumflex coronary artery

posterior descending coronary artery

Q 21. which of the following statements about ACS is false

majority of patients with ST EMI ultimately develop Q wave on ECG

majority of patients with NST EMI ultimately develop Q wave on ECG

mortality due to AMI is fourfold higher in elderly (>75 years ) as compared with younger patients

none of the above

Q 22. when patients with STEMI undergo reperfusion which of the following is false about cardiac biomarkers

are detected sooner

rise to a higher peak value

decline more rapidly

none of the above

Q 23. which of the following is false regarding prinzmetals variant angina

nitrates and calcium channel blockers are main treatments

calcium channel blockers given in maximally tolerated doses

prazosin is of no therapeutiv value

aspirin may increases the severity of ischemic episodes

Q 24. which of the following is not an auscultatory finding in MI

decreased intensity of s1

paradoxical splitting of s2

early systolic apical systolic murmur

pericardial friction rub

Q 25. histologically coronary plaques prone to disruption are those with

rich lipid core and thin fibrous cap

rich lipid core and thick fibrous cap

poor lipid core and thin fibrous cap

poor lipid core and thick fibrous cap

Q 26. STEMI tends to occur most commonly at

early morning few hours before awakening

morning within a few hours after awakening

after meals

late evening following return from work

Q 27. prinzmetals variant angina may be associated with

migraine

raynauds phenomenon

aspirin induced asthma

all of the above

Q 28. which of the following best relates to management of STEMI

the linking theory

attention to time

chain of survival

the weak link

Q 29. prinzmetals variant angina is due to

focal spasm of an epicardial coronary artery

focal spasm of an intramyocardial coronary artery

diffuse spasm of epicardial coronary artery

diffuse spasm of an intramyocardial coronary artery

Q 30. in temporal staging of MI healing stage is

3 to 10 days

7 to 15 days

10 to 21 days

7 to 28 days

CARDIOVASCULAR SYSTEM MCQ – Exercise 53

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CARDIOVASCULAR SYSTEM MCQ – Exercise 53

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