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What (who) is breath test - definition
TESTS DONE ON EXHALED AIR
Breath tests
breath test
¦ noun a test in which a driver is made to blow into a breathalyser.
¦ verb (breath-test) test with a breathalyser.
breath test
(breath tests)
A breath test is a test carried out by police in which a driver blows into a piece of equipment to show how much alcohol he or she has drunk.
Police will conduct random breath tests.
N-COUNT
Breath-holding spell
INVOLUNTARY OR VOLUNTARY PAUSE IN BREATHING
Breath holding spells; Breath-holding spells
Breath-holding spells (BHS) are the occurrence of episodic apnea in children, possibly associated with loss of consciousness, and changes in postural tone.
Wikipedia
Breath test
A breath test is a type of test performed on air generated from the act of exhalation.
Types include:
- Breathalyzer – by far the most common usage of this term relates to the legal breath test to determine if a person is driving under the influence of alcohol.
- Hydrogen breath test – it is becoming more and more common for people to undertake a medical test for clinical diagnosis of dietary disabilities such as fructose intolerance, fructose malabsorption, lactose intolerance and lactulose intolerance.
- The presence of Helicobacter pylori (in peptic ulcer disease) can be tested for with the urea breath test.
- Exhaled nitric oxide is a breath test that might signal airway inflammation such as in asthma.
- Breath tests for diseases have been developed for early detection of lung cancer, breast cancer, pulmonary tuberculosis and many others, to serve as an adjunct to existing medical tests. A trial will commence at Addenbrooke's Hospital in Cambridge, England to confirm the efficacy of these breath tests. Phase II and Phase III clinical studies by Menssana Research, Inc. in The United States are also under way.
Examples of use of breath test
1. A breath test showed he was twice the alcohol limit.
2. A breath test showed Bevan‘s blood–alcohol level was .147 percent, authorities said.
3. She said a breath test showed his blood–alcohol content was 0.088.
4. A breath test showed Richards had 85 microgrammes of alcohol when the limit is 35.
5. In one breath test, he registered a blood alcohol level of 0.073 percent.