A reflex action such as withdrawing your hand from a hot iron is controlled by the brain. (True or false)

If hot water is not available in the ware washing sink, food establishments can still serve food using

*edit* i took the test and i picked a and it was incorrect for its c! rank the following suggestions for preventing std, in order of increasing effectiveness. 1) using latex condoms properly 2) using spermicidal foam or jelly with a monogamous partner 3) abstaining from sexual intercourse and genital contact a. 1, 2, 3c. 2, 1, 3

Why would one lymph node in the neck be swollen and not the other? what causes them to swell?