What is TRUE of the xdcr quality factor?

A maximum degree of depth resolution can be obtained through the use of all of the following  EXCEPT:                                                                                                    

Which component of an u/s system is made of lead zirconate titanate?

A decrease in pulse duration results in _____ in frequency bandwidth:

The backing material that is usually constructed in a continuous wave Doppler xdcr is:

Which of the following xdcr is capable of providing the BEST spatial resolution?                

Listen to the audio questions twice, then write an answer for each one of them in the box below. (3×5=15 pts)

Suppose you conducted a drug trial on a group of animals and you expect that the animals receiving the drug would show increased heart rates compared to those that did not receive the drug. You conduct the study and collect the following data: What is the probability that the heart rate will increase for a animal given that it receives the drug?

A pulse of sound is transmitted from a xdcr into a phantom.  It strikes a reflector 5 cm down.  The echo arrival time is 65µs.  What would be the echo arrival time for a reflector 10 cm deep in the same phantom?

Suppose we want to compare the average height of students in UF and the average height of students in UCF where the sample from UF contains an outlier with n