The figure shows the market for sports drinks. Which of the statements are true? Alt Text: sport drink i. A change in demand is shown as a movement from C to A. ii. A change from point C to point B represents a change in the quantity demanded. iii. If the price increases from $1 to $3, quantity demanded will decrease from 25 to 10 bottles. 

The intensity of the US beam is proportional to what?

Rectification is ____________

A pulse travels through a large mass at a speed of 1.25 mm/us, where will the distal tissues’ echoes be placed?

Reflectors that are closer together than the width of the beam create what artifact?

Which of the following describes how the ultrasound transducer should be cleaned after performing an ultrasound exam on a patient that has an open wound near the area of interest?

Wavelength has the greatest effect on _____________

Which of the following transducers has the best lateral resolution deep in the far field?

As a result of __________ and ___________ the propagation speed increases.

What is the most appropriate procedure for obtaining a signed consent from a non-English speaking patient?