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Practice Reading: Fill in The Blanks (Drag & Drop) ID: #46395 Nasa researchers
Instructions
* Drag the correct answer into all target fields
Overall    the    brain    responds    to    an    exhilarating    ride    by    triggering    the    release    of    a    potent    cocktail    of    biochemicals    to    deal    with    the    bodys    stress,    including    more    adrenaline    (epinephrine)    and    norepinephrine    which    can    suppress    pain    and    the    glow    of    euphoria    that    follows.    The    result    can    be    but    can    also    be    nausea.    Military    and    Nasa    researchers    have    studied    the    problem    for    half    a    century,    calling    it    simulator    sickness.    But    engineers    and    scientists    have    not    out    how    to    fool    the    senses    at    the    same    rate    at    the    same    time.    They    still    dont    know    for    sure    who    might    get    sick.    Meanwhile,    the    latest    rides    are    the    boundaries    of    endurance.    The    human    body    cannot    take    much    more    of    a    G-force    than    the    latest    rollercoasters,    so    we    need    to    understand    more    about    what    distinguishes    a    spine-tingling    thrill    from    a    gut    emptying    fright    to    the    experience    is    memorable    for    the    right    reasons.    

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