At the middle of the capillary bed, blood pressure in the vessel equals the osmotic pressure of the blood in the vessel. The net result is that fluid passes equally between the capillary vessel and the body tissue. Gasses, nutrients, and wastes are also exchanged at this point.
A Dr. Jeffrey Dalin, Dentist, answered. The cost of an x-ray can vary from area of the country to area of the country but even part of the city to a different part of the city. A single image usually runs around $12-$20 each. Most often dentists will take a series of images.
1 Frequently a teeth cleaning appointment will also include dental X-rays and an exam by the dentist. 2  The total cost for an appointment with these additional services can be $100-$300 or more, depending on local rates and the number and type of X-rays. Dental insurance typically covers 100% of the cost of a teeth cleaning once or twice a year as necessary preventive care, but not more often -- and some plans may have a maximum amount they will pay for a cleaning, which can be less than what the dentist charges.