Movement of lymph fluid through lymphatic vessels is largely dependent on:

Which of the following BEST defines "kyphoplasty"?

A. A specific kind of diagnostic test that utilizes X-rays to measure the calcium content in the bone, often in the lumbar region of the back B. Diagnostic test requiring a small amount of blood to determine the components within the patient's blood C. A percutaneous surgical procedure that utilizes fluoroscopic radiologic guidance and is used to repair collapsed or fractured vertebrae D. The oxygen and carbon dioxide content of the blood as measured in diagnostic laboratory tests

Suctioning (application of negative pressure) should be activated

(A) upon insertion of the suction catheter. (B) upon extraction of the suction catheter. (C) both upon insertion and extraction. (D) either upon insertion or extraction (it makes no difference).