Which of the following medications the AEMT may administer has a mechanism of action that works as a CNS depressant?
A) Ethanol
B) Epinephrine
C) Nitrous oxide
D) Oxygen
Question 2An organic brain disease that is characterized by a significant change in behavior and loss of contact with reality is:
A) schizophrenia.
B) bipolar disorder.
C) depression.
D) anxiety.
Question 3A contradiction to administering nitroglycerin to an ACS patient would be:
A) previous coronary arterial bypass graph (CABG).
B) associated hypertension within the last 24 to 36 hours.
C) chest pain associated with tachycardia and dyspnea.
D) use of erectile dysfunction medications within 24 to 36 hours.
Question 4A state of uneasiness, discomfort, apprehension, and restlessness is called:
A) dementia.
B) anger.
C) delirium.
D) anxiety.
Question 5By which mechanism of action does naloxone work as a narcotic antagonist to reverse respiratory depression associated with narcotic overdose?
A) Naloxone has a greater affinity for narcotic receptor sites than opiates, displacing from the receptor.
B) Naloxone blocks part of the chemical reaction responsible for activating narcotics.
C) Naloxone increases glucose concentration in the blood for the reversal of acute overdose.
D) Naloxone is administered in overdose to cause vasoconstriction and relax bronchiolar smooth muscle.
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