PA 534 Anatomage Cards

Front

What is the Septomarginal trabecula?

Back

A muscular band of heart tissue that helps in the conduction of electrical impulses.

Front

What happens to veins when there is no blood in them?

Back

They collapse.

Front

What is the epicardium made of?

Back

Simple squamous epithelium and underlying areolar connective tissue.

Front

What does the pericardium consist of?

Back

Simple squamous epithelium and dense irregular connective tissue.

Front

What does the coronary sulcus separate?

Back

The atria and ventricles of the heart.

Front

What arteries arise from the descending thoracic aorta?

Back

Posterior intercostal arteries.

Front

What are Chordae tendinae?

Back

Tendinous cords that connect the papillary muscles to the atrioventricular valves.

Front

What is the function of papillary muscles?

Back

To prevent the inversion of the atrioventricular valves during ventricular contraction.

Front

What is the role of trabeculae carneae?

Back

To prevent the walls of the ventricles from sticking together during contraction.

Front

What is the difference between arteries and veins?

Back

Arteries carry blood away from the heart, while veins carry blood to the heart.