Vasodilator – MCQ Which of the following is a vasodilator: a) Norepinephrine b) Bradykinin c) Angiotensin II d) Endothelin I Click here for the correct answer
Symptomatic coronary narrowing – MCQ – Answer Coronary narrowing by atheromatous plaque becomes symptomatic if the cross sectional area is reduced by –% – Correct Answer: d) 70%
Blood vessel radius and resistance – MCQ – Answer Relation between the resistance of a blood vessel and its radius is governed according to Poiseuille’s Law. If vessel
Blood vessel radius and resistance – MCQ Relation between the resistance of a blood vessel and its radius is governed according to Poiseuille’s Law. If vessel radius decreases,
Symptomatic coronary narrowing – MCQ Coronary narrowing by atheromatous plaque becomes symptomatic if the cross sectional area is reduced by –%: a) 40% b) 50% c) 60% d)
Determinant of LV preload – MCQ – Answer Which of the following is not a determinant of left ventricular preload? – Correct Answer: d) Aortic pressure Aortic pressure
Receptor in SA node – MCQ – Answer Under resting conditions, activity of which of the following receptors predominate in the SA node? – Correct Answer: d) Muscarinic
Inferior and RVMI – MCQ – Answer If inferior wall of the left ventricle along with right ventricle is infarcted, the coronary artery occluded is – Correct answer:
Determinant of LV preload – MCQ Which of the following is not a determinant of left ventricular preload? a) End diastolic volume b) End diastolic pressure c) Left