32 Questions
What forms the apex of the heart?
Left ventricle
Where is point A located?
Upper border of the right 3rd CC one inch from the middle line
What is the diaphragmatic surface of the heart formed by?
Right ventricle
What is the name of the groove that separates the ventricular and atrial parts of the sternocostal surface?
Atrioventricular groove
Where is the apex of the heart located?
Left 5th intercostal space
Where is point B located?
Lower border of the left 2nd CC 1.5 inches from the middle line
Which chamber of the heart occupies 2/3 of the ventricular part of the sternocostal surface?
Right ventricle
What passes through the posterior interventricular groove?
Posterior interventricular artery
Where is point C located?
Left 5th intercostal space 3.5 inches from the middle line
Which direction does the apex of the heart point?
Downwards, forwards, and to the left
Which surface of the heart is formed by the left ventricle and left auricle?
Left surface
Which vein passes through the anterior interventricular groove?
Great cardiac vein
What is the base of the heart formed by?
Both atria
Where is point D located?
Right 6th CC half inch from the middle line
What direction does the base of the heart point?
Upwards, backwards, and to the right
Which chamber of the heart occupies 1/3 of the ventricular part of the sternocostal surface?
Left ventricle
Where is the pulmonary valve located?
Behind the left border of the sternum opposite the 3rd costal cartilage
Where is the base of the heart located?
In front of the middle 4 thoracic vertebrae
Where is the aortic valve located?
Behind the right border of the sternum opposite the 3rd intercostal space
Where is the mitral valve located?
Behind the left border of the sternum opposite the 4th costal cartilage
Which of the following is not separated by the posterior interventricular groove?
Right atrium and right ventricle
What is the clinical significance of the apex of the heart being on the right side?
It is named dextrocardia
Which chamber of the heart is mainly located in the atrial part of the sternocostal surface?
Right atrium
Which artery passes through the posterior interventricular groove?
Posterior interventricular artery
Where is the tricuspid valve located?
In the middle line opposite to the 4th intercostal space
Which point is located at the upper border of a costal cartilage?
Point A
What is the main atrium that forms the base of the heart?
Left atrium
What is the name of the groove that separates the two ventricles on the sternocostal surface?
Anterior interventricular groove
What percentage of the diaphragmatic surface is formed by the right ventricle?
1/3
Which vein passes through the posterior interventricular groove?
Middle cardiac vein
Which artery passes through the anterior interventricular groove?
Anterior interventricular artery
What is the location of the apex of the heart in relation to the midline?
3.5 inches (9 cm) from the midline
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