Heart Anatomy and Function Quiz
Authored by ligia gutierrez
Instructional Technology
12th Grade
Used 3+ times
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30 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
What is the primary function of the coronary arteries?
To supply oxygen to the lungs
To provide the heart muscle with a reliable blood supply
To regulate the heart's rhythm
To remove waste products from the heart
2.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
Where does the left coronary artery divide into the anterior interventricular coronary artery and the circumflex artery?
At the back of the heart
At the apex of the heart
Within an inch of the aorta on the front of the heart
At the right side of the heart
3.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
What is the role of the sinoatrial (SA) node in the heart?
It acts as the pacemaker of the heart
It pumps blood to the ventricles
It regulates blood pressure
It terminates the impulse in the Purkinje fibers
4.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
Which chemical is secreted by the vagus nerve to slow the heart rate during rest and sleep?
Epinephrine
Acetylcholine
Norepinephrine
Dopamine
5.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
How does epinephrine help during CPR?
It decreases arterial blood pressure.
It increases arterial blood pressure and coronary perfusion.
It reduces blood flow to the heart.
It slows the heart rate.
6.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
What is the primary function of the systemic circulation in the human body?
To carry oxygenated blood from the left ventricle to all parts of the body
To carry deoxygenated blood from the right ventricle to the lungs
To separate oxygenated and deoxygenated blood in the heart
To return oxygenated blood to the right atrium
7.
MULTIPLE CHOICE QUESTION
30 sec • 4 pts
What structure separates oxygenated and deoxygenated blood in the heart?
Pulmonary trunk
Aorta
Interatrial and interventricular septum
Pulmonary veins
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