1) What type of muscle is the heart? a) Pulmonary b) Cardiac c) Pump d) Smooth 2) What is the normal resting heart rate of a horse at rest? a) 18-24 bpm b) 28-42 bpm c) 36-42 bpm d) 60-100 bpm 3) Which chambers lie in the lower half of the heart? a) Atrium b) Ventricles 4) Which is the only vein to carry oxygenated blood? a) Vena Cava b) Pulmonary Artery c) Pulmonary Vein 5) Which blood vessel is the site of gaseous exchange? a) Artery b) Vein c) Capillary 6) Which blood vessel leaves the heart to take blood around the body? a) Vena Cava b) Pulmonary Artery c) Aorta 7) What is another name for red blood cells? a) Leukocytes b) Thrombocytes c) Erythrocytes 8) Which node starts the heart beat? a) Sinoatrial b) Atrioventricular 9) Which blood cells carry oxygen around the body? a) Leukocytes b) Erythrocytes c) Thrombocytes 10) Which valve is between the left atrium and ventricel? a) Biscupid b) Tricuspid

Circulatory System

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