Blood Supply SA Node

Q) SA Node is supplied by which artery

a) Right coronary

b) Left coronary

c) Left circumflex

d) Anterior interventricular

Coronary arteries originate from ascending aorta, above the aortic valves from the aortic sinuses. Right coronary artery passes between the right atrial appendage and pulmonary trunk in the atrio ventricular septum and continues as .......................

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COA- Coarctation of Aorta

Q) Not A complication of untreated coarctation of aorta
a) Endocarditis
b) CVA
c) Congestive heart failure
d) Pulmonary vascular disease

Coarctation of aorta is narrowing that diminishes the aortic lumen and produces an obstruction to the
flow of blood. In untreated patients complications might develop like endocarditis that occur at sites of
turbulent blood flow which is the site of narrowing,..........

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Complications of Surgery of Aortic aneurysm

Q) A 68 year old man undergoes repair of infra renal aortic aneurysm. On 2nd POD he has abdominal pain, bloody diarrhea and tachycardia. BP is 120/70. Abdomen is mildly distended and tender especially in the left lower quadrant.

How will you proceed

a) Send stool for clostridium and spores

b) CT Abdomen

c) Exploratory laparotomy

d) Higher antibiotics

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Ventricular Septal defect

Q. Which of the following statements about VSDs is wrong ?

A. Spontaneous closure occurs in 25-50%  of patients during  childhood.
B. Tachypnea and failure to thrive are symptoms frequently associated with  large VSDs.
C. Patients with normal pulmonary vascular resistance and left-to-right  shunting across the VSD have Eisenmenger’s complex.
D. Patients with a large VSD and low pulmonary vascular resistance can  present with a mid diastolic murmur at the apex.

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Skin cancer

Q) Order of anastomosis in lung transplant is 

a) Pulmonary artery   --------- Pulmonary vein ------------- Bronchus

b) Pulmonary vein   ----------  Bronchus ----------------Artery

c) Pulmonary vein---------- Artery -----------Bronchus

d) Bronchus---   Artery------------- Vein


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