What small group of cells within the conducting system of the heart are responsible for the origination of the inherent rhythm of the cardiac cycle?

Define alcohol and use it in an original sentence

Who is considered the father of modern behavioralism? a fred b jung simmer pavlov

Which of these is the best example of sexual objectification? a) a female initiates a conversation with another female. b) a male proposes marriage to a female. c) a female makes repated coments to a male about his appearence. d) a female proposes marriage to a male.