Anatomy of the CVS

Why is the pericardial fibrous layer important?

• Creates a border between heart and lungs

• Allows movement

• Keeps heart in position

• All of the above

Which artery, referred to as the 'widowmaker', has several common blockage areas resulting in myocardial infarction?

• Right Marginal

• Left Anterior Descending

• Left Circumflex

• Right Posterior Interventricular

What chamber can be found on the heart posterior surface?

• Right Atrium

• Right Ventricle

• Left Atrium

• Left Ventricle

What holds the atrioventricular valves in place?

• Pectinate Muscles

• Chordae Tendinae

• Trabeculae Carnae

• Papillary Muscles

Identify the two valves present in this superior view of the heart.

A. on the left

B. on the right

• A. Pulmonary

  B. Aortic

• A. Mitral

  B. Aortic

• A. Pulmonary

  B. Tricuspid

• A. Tricuspid

  B. Bicuspid

What happens if veins valves do not work properly?

• Varicose veins

• Tortuous dilated veins

• Blood backflow and pooling

• All of the above

What are the branches coming off the arch of the aorta?

• Left and Right Brachiocephalic arteries

• Brachiocephalic trunk + Right Subclavian and Common Carotid

• Brachiocephalic trunk + Left Common Carotid and Subclavian

• Left and Right Subclavian Arteries

Finally, could you spare a minute to share your thoughts on this lecture?

Something you found particularly useful/needs improving?