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Signs and stages of anesthesia are most likely to be seen with a general anesthetic that has a
a. Low potency
b. Slow rate of induction
c. Low Ostwald coefficient
d. High oil-water solubility coefficient
e. High tissue-blood partition coefficient
All of the following influence the rate of induction during anesthesia EXCEPT:
a. Pulmonary ventilation
b. Blood supply to the lungs
c. Hemoglobin content of the blood
d. Concentration of the anesthetic in the inspired mixture
e. Solubility of the anesthetic in blood (blood-gas partition coefficient, Ostwald coefficient).
The rapidity of onset of anesthesia with an inhalation anesthetic agent is primarily related to its
a. Molecular weight
b. Degree of blood solubility
c. Temperature in the gas phrase
d. Interaction with preoperative drugs
Which of the following forms of drug toxicity is associated with the halogenated hydrocarbon general anesthetics?
a. Liver damage
b. Myocardial atrophy
c. Peripheral neuritis
d. Severe hypertension
The behavior of patients under general anesthesia suggests that the most resistant part of the central nervous system is the
a. Spinal cord
b. Medulla oblongata
c. Cerebral cortex (motor area)
d. Cerebral cortex (sensor area)
General anesthetics can do all of the following EXCEPT:
a. Produce delirium
b. Stimulate medullary centers
c. Produce a state of unconsciousness
d. Reduce perception of painful stimuli
e. Decrease excitability of the motor cortex
In general anesthesia, the last part of the CNS to be depressed is the
a. Medulla
b. Cerebrum
c. Midbrain
d. Cerebellum
e. Spinal cord
General anesthesia with halothane is commonly preceded by administration of atropine to
a. inhibit vagal overactivity commonly caused by halothane
b. induce muscular relaxation by blocking cholinergic receptors
c. reduce salivation and bronchial secretions caused by halothane
d. all of the above