Which of the following are NOT included in the four primary drug-receptor families?
A) Ligand-gated ion channels
B) G protein-coupled receptor systems
C) Antagonists
D) Transcription factors
C) Antagonists
Antagonists are NOT included in the four primary drug-receptor families. They are drugs or other agents that block or antagonize the effects of other substances or functions. The four primary drug-receptor families include: enzymes embedded in cell membranes, ligand-gated ion channels, G protein-coupled receptor systems, and transcription factors.
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The components of the Apgar scoring system include:
A) Airway, breathing, and circulation B) Heart rate, spontaneous activity, and respirations C) Airway, breathing, and level of consciousness D) Grimace, movement, and skin moisture
____ is used to determine if a monitor responds accurately to exposure to a known quantity of gas.
A. Bump testing B. Calibration C. Field testing D. Multi-detection
The respiratory therapist is performing a pulmonary function study on a patient who has periodic symptoms of asthma. The pulmonary function results are within normal limits
What further testing can the therapist recommend to aid in either confirming or negating the possible diagnosis? a. Inhaled methacholine challenge testing b. Body plethysmography c. Inhaled digitalis d. Warm, humid air challenge
The temperature at which a liquid fuel gives off sufficient vapors to cause a fire when an ignition source is present is called the:
A) flash point. B) vapor density. C) flammable range. D) ignition temperature.