What is the best descriptor for the area seen between the yellow arrows?

The area at the red arrow in this image demonstrates which of following?

Indicate the type of flow in the following image 

What does ALARA stands for?

Identify the image orientation term that corresponds to the yellow star on this longitudinal image of the carotid artery.

Which of the following best describes the structure at the pink arrow?

A- mode is which of the folowing?

Which of the following image orientations best describes the area of the image indicated by the red diamond?

What determines the direction of flow using color Doppler?

Gross box office receipts for the top 12 movies in a recent week (in millions of dollars) were 1.1 1.6 1.6 2.7 2.9 4.9 5.2 7.5 9.1 9.2 14.2 24.5 Calculate the mean of the data.