U.S. National Library of Medicine(0.00 / 0 votes)Rate this definition: Retropharyngeal Abscess. An accumulation of purulent material in the space between the PHARYNX and the CERVICAL VERTEBRAE. This usually results from SUPPURATION of retropharyngeal LYMPH NODES in patients with UPPER RESPIRATORY TRACT INFECTIONS, perforation of the pharynx, or head and neck injuries.
In the grasslands the temperature can be as low as -40 and as high as 70 degrees Fahrenheit. 8 people found this useful. Edit. Share to: 1  Average Temperatures in Spain Spain is a beautiful and diverse country. 2  It is also fairly large, at 195,364 square miles.
  Temperate Grasslands tend to be 39 deg â¦ rees F to 46 degrees F    Usually it is :    The temperature range in the grasslands is 38*C (100*F) in the  summer and -40*C (-40*F) in the winter.he average temperature in the Grasslands in the spring is around  40 degrees Fahrenheit. Grasslands occupy about 40 percent of the  land on Earth. 5 people found this useful.