The ________ system is a disposable, clear plastic tube that contains a sterile cotton-tipped applicator swab and a sealed plastic vial of medium

Which of the following laboratory tests would best help differentiate multiple myeloma and Waldenstrom's macroglobulinemia?

a. Peripheral blood smear b. Isoelectric focusing c. Bone marrow aspirate d. Total protein measurement

Which of the following classes of drugs can be aerosolized?

1. Antiasthmatic agents 2. Adrenergic agents 3. Antiinfective agents 4. Mucoactive agents 5. Corticosteroids a. 1 and 3 only b. 2, 4, and 5 only c. 2, 3, 4, and 5 only d. 1, 2, 3, 4, and 5