Netmedicos.com

Turning Dreams of Medicos Into Reality...!!!
Mcqs MBBS Exams India
Welcome, GuestLogin / Register
Home >> Medicine >> Mcqs Page 58
(Single Best Answer) Question 571: Assertion: Pretesting with small dose of radio contrast is recommended in all patients to determine risk of adverse reaction

Reason: Patients with known prior anaphylactic reactions to contrast dye should be pretreated with steroids and an H1 blocker
A) Both Assertion and Reason are true, and Reason is the correct explanation for Assertion
B) Both Assertion and Reason are true, and Reason is not the correct explanation for Assertion
C) Assertion is true, but Reason is false
D) Assertion is false, but Reason is true
Answer (Select an option above to get the answer):
(Single Best Answer) Question 572: Useful drug to treat the electrical storm in Brugada syndrome is :
A) Flecainide
B) Propranolol
C) Procainamide
D) Quinidine
Answer (Select an option above to get the answer):
(Single Best Answer) Question 573: Cardiac Allograft Vasculopathy is a dreaded complication which limits the long-term benefits of Heart Transplantation. It is best managed by :
A) Medical Management
B) Percutaneous interventions e.g. Stenting the coronaries
C) Coronary artery bypass grafting
D) Redo Cardiac Transplantation
Answer (Select an option above to get the answer):
(Single Best Answer) Question 574: In evaluation of patients with syncope:

Assertion: Induction of monomorphic ventricular tachycardia during electrophysiologic testing is considered as positive

Reason: Induction of polymorphic ventricular tachycardia or ventricular fibrillation is considered as a non-specific response
A) Both Assertion and Reason are true, and Reason is the correct explanation for the Assertion
B) Both Assertion and Reason are true, and Reason is not the correct explanation for the Assertion
C) Assertion is true, but Reason is false
D) Assertion is false, but Reason is true
Answer (Select an option above to get the answer):
(Single Best Answer) Question 575: Regarding autosomal recessive genetic disorders:
1. At least one parent of an affected individual must also be affected with the disease
2. There is an equal chance for individuals of both sexes being affected
3. There is a 50% risk of recurrence of the disease in offspring of heterozygous parents
4. The risk of autosomal recessive disorders is greater with parental consanguinity
A) Only 1, 2 and 3 are correct
B) Only 1 and 3 are correct
C) Only 2 and 4 are correct
D) Only 4 is correct
Answer (Select an option above to get the answer):
(Single Best Answer) Question 576: Malignant premature ventricular contractions (PVCs) refer to ?
A) PVCs in association with infiltrative sarcomas of the heart
B) PVCs in association with predisposition to ventricular arrhythmias
C) PVCs in excess of 100/hr
D) PVCs associated with malignant hypertension
Answer (Select an option above to get the answer):
(Single Best Answer) Question 577: Regarding exercise stress test in normal persons:

Assertion: Resting cardiac output increases before start of exercise stress test

Increase in vagal tone is the predominant cause for this
A) Both Assertion and Reason are true, and Reason is the correct explanation for the Assertion
B) Both Assertion and Reason are true, and Reason is not the correct explanation for the Assertion
C) Assertion is true, but Reason is false
D) Assertion is false, but Reason is true
Answer (Select an option above to get the answer):
(Single Best Answer) Question 578: During the exercise stress test parameters associated with adverse prognosis include
1. Angina at high exercise work load
2. Exercise induced ST elevation
3. Sustained increase in blood pressure levels above rest levels
4. Symptomatic ventricular tachycardia
A) Only 1, 2 and 3 are correct
B) Only 1 and 3 are correct
C) Only 2 and 4 are correct
D) Only 4 is correct
Answer (Select an option above to get the answer):
(Single Best Answer) Question 579: Long QT syndrome is characterized by which one of the following:
A) Abnormal depolarization
B) Abnormal repolarization
C) Myocardial hypertrophy
D) Rapid monomorphic ventricular tachycardia
Answer (Select an option above to get the answer):
(Single Best Answer) Question 580: Cardiac catheterization data in pulmonary veno-occlusive disease will be as follows:
A) Increased Pulmonary artery pressure, Decreased Wedge pressure, Increased Left ventricular end diastolic pressure (LVEDP)
B) Increased Pulmonary artery pressure, Increased Wedge Pressure, Increased LVEDP
C) Decreased Pulmonary artery pressure, Increased Wedge pressure, Decreased LVEDP
D) Increased Pulmonary artery pressure, Normal Wedge, Normal LVEDP
Answer (Select an option above to get the answer):