Reacting to page breaks

\documentclass{article}

\usepackage{lipsum}
\usepackage{refcount}

\makeatletter

\newcommand \@@footer{%
  \ifnum\getpagerefnumber{question-start-\thequestion}<\getpagerefnumber{question-end-\thequestion}
    Question~\thequestion{} continues on the next page%
  \fi\hfill\parbox[c]{5cm}{\Large\bf \flushright SEE NEXT PAGE}}

\def \ps@exam{%
    \let \@mkboth \@gobbletwo%
    \def \@oddhead{}%
    \def \@oddfoot{\@@footer}%
    \def \@evenhead{}%
    \def \@evenfoot{\@@footer}%
}
\pagestyle{exam}

\newcommand \testpagebreak[1]{%
    \vfil%
    \penalty #1%
    \vfilneg%
}

\newcounter{question}

\newenvironment{question}{%
  \begin{list}{}{}%
    \refstepcounter{question}%
    \item[\bfseries\thequestion.]%
    \leavevmode% Start paragraph
    \label{question-start-\thequestion}%
}{%
    \label{question-end-\thequestion}%
    \end{list}%
    \testpagebreak{-350}%
}


\begin{document}

  \begin{question}
    \lipsum[1-7]
  \end{question}

  \begin{question}
    \lipsum[8-10]
    %\lipsum[8-13]
  \end{question}

  \begin{question}
    Just a single line

    And another
  \end{question}
\end{document}