What system controls the contractions of skeletal muscles?

Technologists should be prepared ot answer questions about advanced modalities. Which of the following could utilize contrast material? 1. Sonography 2. CT 3. MRI 4. Mammography 5. PET scan

Processing an AP lower leg radiograph as an AP abdomen may result in: 

The normal tension and firmness of a muscle at rest is called:

This radiograph represents :  26.jpg 

The anterior (ventral) roots of each spinal segment:

As beam restriction increases: 1. receptor  exposure increases 2. receptor exposure decreases 3. contrast decreases 4. contrast increases 5. spatial resolution increases

The changing of the kVp and/or the mA during fluoroscopy according to patient size is termed :

The SI unit of patient absorbed dose :

What projection is demonstrated below?