A Reduction in Echo Amplitude from Reflectors Behind a Strongly

question 61

Multiple Choice

A reduction in echo amplitude from reflectors behind a strongly reflecting structure is called ________.

• A) speckle
• B) comet tail
• C) shadowing
• D) enhancement

---

Definitions:

Pulmonary Vein

One of the veins that carry blood from the lungs to the left atrium of the heart.

Coronary Sinus

A large vein on the posterior side of the heart that collects blood from the heart muscle and empties it into the right atrium.

Angina Pectoris

A condition marked by severe chest pain due to insufficient blood supply to the heart, often associated with coronary artery disease.

Myocardium

The muscular tissue of the heart, responsible for contracting and pumping blood throughout the body.