Systemic Circulation

Q.

What do the sounds lubb-dup mean in a cardiac cycle?

Q.

During the systolic phase of cardiac cycle, blood _____________.

1. returns to the heart

2. enters the heart

3. leaves the heart

4. rests in the heart

Q.

______________ transports oxygenated blood from the heart to different body parts.

1. Coronary artery

2. Pulmonary vein

3. Aorta

4. Pulmonary artery