1. First heart sound is

A. Lubb sound at the end of systole
B. Lubb sound at the beginning of ventricular systole
C. 'Dup' sound at the end of systole
D. Nose → Mouth → Lungs
Answer :   Lubb sound at the beginning of ventricular systole
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2. The connection between pulmonary & Aortic arches in Foetus is

A. Legamentum Teres
B. Ductus Arteriosus
C. Foramen ovale
D. All of the above
Answer :   Ductus Arteriosus
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3. Which one of the following is the main graveyard of RBC

A. Bone marrow
B. Spleen
C. Liver
D. Kidney
Answer :   Spleen
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4. Heart b beat is inititated by

A. AV node
B. SA node
C. Bundle of His
D. Purkinje fibers
Answer :   SA node
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5. Pulmonary artery differs from pulmonary in having

A. Thick wall
B. Thin wall
C. Valves
D. Both B and C
Answer :   Thick wall
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6. Impulse for heart contraction is generated in

A. S.A. node
B. A.V. node
C. Bundle of HIS
D. Purkinje fibre
Answer :   S.A. node
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7. The small oval depression found on inter auricular septum in adult Rabbit termed

A. Foramen ovale
B. Fossa ovalis
C. Foramen of monro
D. Foramen of magnum
Answer :   Fossa ovalis
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8. Purkinje fibers are found in

A. Brain
B. Liver
C. Eyes
D. Heart
Answer :   Heart
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9. Match the Column-I with Column-II.
a. P-wave 1. Depolarisation of ventricles
b. QRS complex 2. Repolarisation of ventricles
c. T-wave 4. Coronary ischemia
d. Reduction in the size of T-wave 4. Depolarisation of atria
5. Repolarisation of atria

A. a-4, b-1, c-2, d-3
B. a-4, b-1, c-2, d-5
C. a-2, b-1, c-5, d-3
D. a-2, b-3, c-5, d-4
Answer :   a-4, b-1, c-2, d-3
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10. Which of the following statements is true for lymph?

A. WBC and serum
B. all components of blood except RBCs and some proteins
C. RBCs, WBCs and plasma
D. RBCs proteins and platelets
Answer :   all components of blood except RBCs and some proteins
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