Oxford English Dictionary defines “expend” as verb;
to spend or use up (a resource such as money or energy).
Oxford Advanced Learner’s English Dictionary defines it as verb;
to use or spend a lot of time, money energy, etc.
Cambridge English Dictionary defines it as verb;
to use or spend time, effort, or money.
Both OALED and CED don’t include the meaning of ‘use up’.
Though the “expended” in your quote appears to implicate “used up” to me, the “expend” in the following sentence of New York Times seems to imply “spend or ‘consume,” not, or short of “use up” or “exhaust.”
“Yuzuru Hanyu (the Gold medal winning figure skater in Sochi Olympic
Games) seemed anxious during warm-ups, expending tremendous energy and
jumping uncertainly. When his long program opened, he fell on his
first jump, a quad salchow.”