10 Questions
What is the weight of the heart in females?
250 g
How are the chambers of the heart separated on its surface?
By grooves/sulci
Where is the heart located?
Middle mediastinum
What are the three layers that make up the structure of the heart?
Outer Epicardium, Middle Myocardium, Inner Endocardium
Which chamber of the heart has a thinner wall?
Right ventricle
How many chambers does the heart have and what are they?
The heart has 4 chambers - 2 atria and 2 ventricles (left and right)
What are the dimensions of the heart provided in the text?
Length, width, and height
What are the ear-like extensions present in both atria called?
Auricles (left and right)
How is the heart positioned in the thoracic cavity?
Obliquely behind the body of the sternum and adjoining parts of the costal cartilages, with 1/3rd to the right and 2/3rds to the left of the median plane
Which ventricle of the heart has a thinner wall, and in what ratio is it thinner than the other ventricle?
The wall of the right ventricle is thinner than that of the left ventricle in a 1:3 ratio
Test your knowledge of the circulatory system and its components, including the heart and blood vessels. Learn about the two main types of blood circulation in the body: pulmonary and systemic.
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