breath-holding test
n.
A test used as a rough index of cardiopulmonary reserve, measured by the length of time a person can hold his or her breath. Diminished cardiac or pulmonary reserve is indicated if one's breath is held for less than 20 seconds.
Words nearby breath-holding test
breath,
breath analyzer,
breath group,
breath of fresh air,
breath test,
breath-holding test,
breathable,
breathalyse,
breathalyser,
breathalyzer,
breatharian