Cardiovascular and Respiratory Systems
Other Sciences
University
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the thickest layer of the heart wall?
Myocardium
Epicardium
Endocardium
Pericardium
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a chamber of the heart?
Superior ventricle
Right atrium
Left atrium
Right ventricle
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Deoxygenated blood from the body enters what chamber of the heart?
Right atrium
Left atrium
Left ventricle
Right ventricle
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What vessels send oxygenated blood from the lungs back to the heart?
Pulmonary veins
Pulmonary arteries
Aorta
Superior vena cava
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What muscle makes up the atrial walls of the heart?
Pectinate muscle
Trabeculae carneae muscle
Skeletal muscle
Smooth muscle
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Internally, the left and right ventricles of the heart are divided by the __________
Interventricular septum
Atrioventricular sulcus
Anterior interventricular sulcus
Atrioventricular septum
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the flap-like structure covering the external surface of the right and left atriums of the heart?
Auricle
Sulcus
Septum
Endocardium
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