Thorax/Heart Quiz

True or False: All arteries carry oxygenated blood away from the heart

• True

• False

Which valve lies between the aorta and left ventricle?

• Tricupsid

• Bicupsid

• Pulmonary semilunar valve

• Aortic semilunar valve

Which of the following is the function of the chordae tendineae?

• Anchors cusps to papillary msucles

• Guides blood from atria to ventricles

• Hold valves closed

• All of the above

What is the most posterior chamber of the heart?

• Right atrium

• Left atrium

• Right ventricle

• Left ventricle

True or False: The pulmonary trunk branches into the right and left pulmonary arteries

• True

• False

Which structure separates the left and right ventricles?

• Bicupsid valve

• Atrioventricular sulcus

• Interventricular septum

• Coronary sulcus

A drop of blood in the coronary sinus came from where?

• Coronary arteries

• Right atrium

• Cardiac veins

• Superior vena cava

A drop of blood in the right common carotid artery came from where?

• Arch of aorta

• Right subclavian artery

• Brachiocephalic trunk

• Descending aorta

Which of the following structures is NOT found in the mediastinum?

• Trachea

• Lungs

• Esophagus

• Heart

Which of the following muscles does NOT depress ribs during expiration?

• External intercostal m.

• Transversus thoracis m.

• Internal intercostal m.

• Innermost intercostal m.