What is the proper sequence for filling the large intestine with barium when performing a BE (retrograde filling)?

The simplified Poiseuille’s Law shows that the work of breathing increases _______ times when the radius of an airway is reduced by 50% of its original size.

The patient preparation for a small intestine examination is:

How far above the anus is the enema bag placed during a barium enema?

Spontaneous breaths occur when:

Calculate airway resistance (Raw) for a ventilator patient, in cm H2O/(L/s), with the following information: Peak inspiratory pressure (PIP) is 20 cm H2O, plateau pressure (Pplat) is 15 cm H2O, PEEP is 5 cm H2O, and set flow rate is 50 L/min.

When a patient is scheduled for a hysterosalpingogram, the patient should receive prep instructions; such as withholding the meal preceding the examination, receiving a cleansing enema, and using a non-gas forming laxative. 

Failure of smooth muscle of the alimentary canal to relax is defined as:

Preparation of the intestinal tract for examination of the colon includes: laxatives dietary restrictions cleansing enemas

The twisting of a bowel loop upon itself is called a/an: