Blood Flow and Gas Exchange

-       True or False: Blood is distributed by right and left pulmonary arteries to the lungs, where it unloads CO₂ and loads Oxygen.

• TRUE

• FALSE

What kind of circulation refers to the movement of blood from the heart, to the lungs, and back to the heart?

• Direct Circulation

• Coronary Circulation

• Pulmonary Circulation

• Systemic Circulation

The function of the heart is ________________

• to pump blood to the lungs and deliver carbon dioxide out of the body

• to pump blood from the lungs to the heart and circulates oxygen aroun dthe body

• to pump blood and oxygen around the body and deliver waste products out of the body

• to pump blood from the body to the lungs and remove oxygen out of the body

True or False: Blood returns from the heart to the venae cavae

• TRUE

• FALSE

What blood cell is involved in protecting the body against both infectious disease?

• Hemoglobin

• Red blood cell

• Platelet

• White blood cell

What is the correct path through the circulatory system which describes the passage of blood originating in the left leg?

• Vena cava → right atrium → right ventricle → lungs → left atrium → left ventricle → aorta

• Vena cava → left atrium → right atrium → lungs → left ventricle → right ventricle → aorta

• Vena cava → left atrium → left ventricle → lungs → right atrium → right ventricle → aorta

• Vena cava → right atrium → left atrium → lungs → right ventricle → left ventricle → aorta