Rem (Noun)
Meaning 1
(roentgen equivalent man) the dosage of ionizing radiation that will cause the same amount of injury to human tissue as 1 roentgen of X-rays.
Classification
Nouns denoting quantities and units of measure.
Examples
- The nuclear power plant accident released 20 rem of radiation into the air, causing widespread concern among nearby residents.
- To put the radiation levels into perspective, flying from New York to Los Angeles exposes passengers to about 0.1 rem.
- The worker's radiation exposure was carefully monitored to ensure it did not exceed the annual limit of 5 rem.
- The nuclear reactor accident released a massive 400 rem of radiation into the environment, contaminating a wide area.
- The medical team carefully calculated the patient's rem exposure from the radiation therapy to minimize the risk of long-term damage.
Meaning 2
A recurring sleep state during which dreaming occurs; a state of rapidly shifting eye movements during sleep.
Classification
Nouns denoting natural processes.
Examples
- REM sleep is essential for cognitive function and memory consolidation.
- The researcher monitored the patient's brain waves during REM to study the nature of dreams.
- Studies have shown that REM sleep is crucial for emotional regulation and mental health.
- During REM, the brain's neurotransmitters are deactivated, causing temporary paralysis to prevent acting out dreams.
- The sleeping subject's rapid eye movements indicated that she had entered REM.