________ pumps blood to different parts of the body.
A. Brain
B. Heart
C. Pancreas
D. kidneys
Heart is a muscular pump which is located on the _____ side of the chest cavity.
A. left
B. right
C. center
D. None of these
Which veins bring oxygenated blood from the lungs to the heart?
A. renal veins
B. coronary veins
C. both A and B
D. pulmonary veins
The pressure produced as a result of heart beat is called ____.
A. pulse
B. pump
C. point of pressure
D. beat
One contraction and relaxation of heart is called ______.
A. Heart attack
B. Heartburn
C. Heartbreak
D. Heartbeat
The upper chambers of heart are called ___________
A. atria
B. veins
C. cappiliries
D. ventricles