1.   Appendicitis results when a piece of food or hardened feces blocks the opening of the appendix and prevents it from draining into the bowel.

2.   Block openings through which a child could fall from a balcony or deck.

3.   A lawsuit filed by the St. Louis Board of Education seeks to block the opening of the first charter school in that city.

4.   According to Ken Giles of the Consumer Products Safety Commission, abandoned refrigerators should either have the door removed, be chained shut or have the opening blocked.

5.   In addition, federal regulators will give the GTE bid tougher scrutiny because it took steps to block the opening of local telephone markets, Lipman said.

6.   They blocked the opening of the files and in some cases appear to have helped tamper with the files or destroy them.

7.   Opposition also arose to INS teams in Sioux City, Iowa, and Dalton, Ga., this year, but did not block the opening of offices.

8.   A deal seemed close after France backed away from blocking the opening up of energy market to allow companies to compete for industrial customers.

9.   Supreme Court rejects appeal to block mosque opening.

10.   The Supreme Court on Sunday threw out an appeal by a Jewish group to block the opening of a mosque at a site holy to both Muslims and Jews.