Misc: what movie theater has sold the most tickets?

Questions

The human body transmits nerve impulses at about __ metres a second?

Spread out, the walls of the human intestines would cover an area of about?

The hydrochloric acid in the human stomach is strong enough to dissolve a?

There are ______ phalanges (finger bones) in a human hand?

In 1979 Dr. Christian Barnard was offered ________ by the American National Enquirer to perform a human head transplant?