#1
Which blood vessel carries deoxygenated blood from the heart to the lungs?
Pulmonary Artery
ExplanationPulmonary Artery carries deoxygenated blood to the lungs.
#2
What is the typical oxygen saturation level in the pulmonary artery?
100%
ExplanationTypical oxygen saturation level in the pulmonary artery is 100%.
#3
Which layer of the arterial wall is thicker in the pulmonary artery compared to the pulmonary vein?
Media
ExplanationMedia layer is thicker in the pulmonary artery compared to the pulmonary vein.
#4
Which valve prevents the backflow of blood from the pulmonary artery into the right ventricle?
Pulmonary Valve
ExplanationPulmonary valve prevents backflow of blood from pulmonary artery to right ventricle.
#5
What is the primary gas exchanged in the pulmonary artery?
Carbon Dioxide
ExplanationPrimary gas exchanged in the pulmonary artery is Carbon Dioxide.
#6
What is the primary function of the pulmonary artery?
Carry deoxygenated blood to the lungs
ExplanationPulmonary artery primarily carries deoxygenated blood to the lungs.
#7
Which side of the heart pumps blood into the pulmonary artery?
Right side
ExplanationRight side of the heart pumps blood into the pulmonary artery.
#8
Which chamber of the heart is directly connected to the pulmonary artery?
Right Ventricle
ExplanationRight Ventricle is directly connected to the pulmonary artery.
#9
What is the main difference in the composition of blood between the pulmonary artery and pulmonary vein?
Pulmonary vein blood has more carbon dioxide
ExplanationPulmonary vein blood has higher carbon dioxide content.
#10
What is the average pressure range in the pulmonary artery compared to the pulmonary vein?
Pulmonary artery has higher pressure
ExplanationPulmonary artery has higher average pressure compared to pulmonary vein.
#11
What is the main function of the pulmonary vein?
Transport oxygenated blood to the heart
ExplanationPulmonary vein transports oxygenated blood to the heart.
#12
Which of the following vessels is part of the systemic circulation and not the pulmonary circulation?
Aorta
ExplanationAorta is part of systemic circulation, not pulmonary circulation.
#13
Which pulmonary vessel carries oxygenated blood away from the lungs?
Pulmonary Vein
ExplanationPulmonary Vein carries oxygenated blood away from the lungs.
#14
In fetal circulation, what role does the ductus arteriosus play in relation to the pulmonary artery?
Connects the pulmonary artery to the aorta, bypassing the lungs
ExplanationDuctus arteriosus connects pulmonary artery to aorta, bypassing lungs in fetal circulation.
#15
What is the primary gas exchange function occurring in the pulmonary artery?
Carbon dioxide release
ExplanationPrimary gas exchange function in the pulmonary artery is carbon dioxide release.