cancer of testis

Q ) Most Common  cancer of testis in children is 
a. Yolk sac  tumor
b. Leydig cell tumor
c. Seminoma testis
d. Choriocarcinoma

85) a, Yolk sac tumor

yolk sac tumor is the most common testicular tumor in infants and children. Teratoma is the
most common tumor in prepubertal males. Yolk sac tumor is the testicular tumor with best

Choriocarcinoma occurs in second and third decade and is highly malignant. Leydig cell  tumor is the most common non-germ cell tumor of testis with bimodal distribution, first at 5-9 yrs of age and second incidence at 25-35 yrs of age.


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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