Multiple choice

A prominent groove located in the right atrium of the heart is known as

  1. papillary muscle

  2. chordae tendineae

  3. trabeculae carneae

  4. sulcus

  5. musculi pectinati

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The terminal sulcus is a groove in the right atrium of the heart. The terminal sulcus marks the separation of the right atrial pectinate muscle from the sinus venarum. The terminal sulcus extends from the front of the superior vena cava to the front of the inferior vena cava