10 Questions
What is the approximate weight of the heart?
250-350 grams
Where does the heart rest in the body?
Anterior to the sternum
What is the function of the fibrous pericardium?
Prevents overstretching of the heart, provides protection and anchors the heart in the mediastinum
What is the size of the heart relative to a human fist?
Equivalent to a fist
What does the pericardium do?
Confines the heart to its position in the mediastinum
Which layer of the heart wall is responsible for the pumping action?
Myocardium
What is the space that contains a few millimeters of pericardial fluid called?
Pericardial cavity
Which chamber of the heart is separated from the left ventricle by the interventricular septum?
Right ventricle
The left ventricle encounters 5 times as much resistance to blood flow as it serves which circuit?
Systemic circuit
Which valve allows blood to pass from the left atrium into the left ventricle?
Bicuspid valve
Test your knowledge on the anatomy of the heart, heart valves, circulation of blood, and cardiac muscle tissue with this quiz based on Siti Syairah Mohd Mutalip's lecture material.
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