Anatomy of the Heart

The heart is situated in the middle of the thoracic cavity in a region known as the: ________.

• Mediastinum
• Veins

• Aorta

• Left Artium

What surface groove separates the right and left ventricles?

• Pacemaker Cells

• Aorta

• Interventricular sulcus

• Veins

Both the left and right atria receive blood from: ________.

• Veins
• Aorta

• Pulmonary Trunk

• Tricuspid valve

What is the most superficial layer of the pericardial sac?

• Serous pericardium
• Visceral pericardium
• Endocardium
• Fibrous pericardium

Coronary circulation involves the delivery of oxygenated blood to the: ________.

• Heart
• Aorta

• Brain

• Lungs

Which two arteries arise from the right coronary artery?

• Right marginal artery and left circumflex artery
• Right marginal artery and right posterior interventricular artery

• Posterior interventricular artery and left circumflex artery
• Left marginal artery and anterior interventricular artery

Which of the following vessels carries oxygenated blood?

• Pulmonary vein
• Aorta

• Veins

• Heart

Which vessel supplies the systemic circuit with oxygenated blood?

• Aorta
• Veins

• Pulmonary trunk

• Left atrium

Which opening in the interatrial septum of the fetal heart connects the right and left atrium?

• Foramen ovale
• Mediastinum

• Interventricular sulcus

• Aorta

What muscles, present in the ventricles, anchor by tendon-like chords called chordae tendineae?

• Septal muscles
• Trabeculae carneae
• Atrioventricular muscles
• Papillary muscles