useless trivia: What Word Means: A Movable Appendage On An Arthropod'S Limb?

Questions

Beatles Tune: "Sweet Loretta Martin thought she was a woman, but she was another man."?

Beatles Tune: "The girl who's drivin' me mad...is goin' away"?

Beatles Tune: "When I get to the bottom, I go back to the top of the slide"?

Beatles Tune: "You know...If you break my heart I'll go..."?

Beatles Tune: "You say you want a revolution; well you know..."?